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Study sets matching "sexual reproduction chapter 9"

10 terms
Chapter 9: Sexual Reproduction
Asexual reproduction
Sexual reproduction
Functions of meiosis
Homologous chromosomes
produces GENETICALLY IDENTICAL copies of a parent (clones)
introduces VARIATION in the combination of traits among offsp…
1. reduces chromosome # by nuclear division (unlike mitosis)…
23 pair of homologous chromosomes (diploid)... - 22 pairs + 1 se…
Asexual reproduction
produces GENETICALLY IDENTICAL copies of a parent (clones)
Sexual reproduction
introduces VARIATION in the combination of traits among offsp…
66 terms
Chapter 9: Sexual Reproduction
Nucleus of the Eurkaryotic cell contains
When a cell is abut to divide, Chromat…
What displays chromosomes?
Humans have ____ pairs of chromosomes,…
Chromatin
chromosomes
karyotype
23, 46, autosomes
Nucleus of the Eurkaryotic cell contains
Chromatin
When a cell is abut to divide, Chromat…
chromosomes
53 terms
Chapter 9: Meiosis & Sexual reproduction
What is asexual reproduction?
What is pathogenesis?
What is sexual reproduction?
How many chromosomes are in somatic ce…
Individual inherits all its chromosomes from a single parent
Development of an adult from an unfertilized egg
Produces genetic variability
46
What is asexual reproduction?
Individual inherits all its chromosomes from a single parent
What is pathogenesis?
Development of an adult from an unfertilized egg
28 terms
Chapter 9 - Sexual Reproduction
Allele
Aneuploid
Autosome
Crossing-Over
Alternative form of a gene; alleles occur at the same locus o…
Individual whose chromosome number is not an exact multiple o…
Any chromosome other than the sex chromosome.
Exchange of segments between non-sister chromatids of a tetra…
Allele
Alternative form of a gene; alleles occur at the same locus o…
Aneuploid
Individual whose chromosome number is not an exact multiple o…
28 terms
Chapter 9: Meiosis and Sexual Reproduction
Sexual reproduction
Reasons sexual reproduction persists
Chromosome
Diploid cells
Two parents contribute DNA, producing a genetically differing…
- In an ever-changing world, adaptability is important... - Biod…
A strand of DNA + other proteins
Represented by 2n.... Contain 2 full sets of chromosomes. ... Human…
Sexual reproduction
Two parents contribute DNA, producing a genetically differing…
Reasons sexual reproduction persists
- In an ever-changing world, adaptability is important... - Biod…
44 terms
Chapter 9: Sexual Reproduction and Meiosis
Asexual reproduction
Sexual reproduction
Conjugation
Chromosome
Organism simply copies its DNA and splits the contents of one…
Requires two parents; each time male produces sperm cell, gen…
One bacterial cell uses an outgrowth called a sex plus to tra…
A single molecule of DNA and its associated proteins
Asexual reproduction
Organism simply copies its DNA and splits the contents of one…
Sexual reproduction
Requires two parents; each time male produces sperm cell, gen…
31 terms
Chapter 9: Meiosis + Sexual Reproduction
Autosomes
Sex Chromosomes
Human Chromosomes
Diploid(2n)
-Chromosomes that are the same for both sexes
-x+y... -xx:girl... -xy:boy
-22 pairs of autosomes ... -1 pair of sex chromosomes
-2 full sets of chromosomes (1 from each parent)
Autosomes
-Chromosomes that are the same for both sexes
Sex Chromosomes
-x+y... -xx:girl... -xy:boy
27 terms
Chapter 9: Sexual Reproduction and Meiosis
Asexual Reproduction
Sexual reproduction
Diploid cells
Karyotype
Reproduction without sex
Produces offspring by mixing traits from two parents
Abbreviated 2n. Have two full sets of chromosomes, one from e…
A chart that displays all of the chromosomes from one cell
Asexual Reproduction
Reproduction without sex
Sexual reproduction
Produces offspring by mixing traits from two parents
15 terms
Chapter 9 Sexual Reproduction and Meiosis
Gametes
Homologous chromosomes
Diploid
Haploid
Sexually reproducing cells; egg and sperm cells
The same length, shape and carry the same genes in the same o…
Have two copies of each chromosomes(one from each parent)
Have only one copy of each chromosome
Gametes
Sexually reproducing cells; egg and sperm cells
Homologous chromosomes
The same length, shape and carry the same genes in the same o…
11 terms
Chapter 9: Sexual reproduction and meiosis
Diploid cells
2n in humans
Karyotype
Autosomes
Cells with two sets of chromosomes.
Having pairs of each chromosomes of a species.
Visible chromosomes in the cell nuclei.
Numbered chromosomes.
Diploid cells
Cells with two sets of chromosomes.
2n in humans
Having pairs of each chromosomes of a species.
30 terms
Chapter 9: Sexual Reproduction and Meiosis
asexual reproduction
sexual reproduction
chromosome
diploid cells
an organism simply copies its DNA and splits the contents of…
DNA from 2 parents
a single molecule of DNA and its associated proteins
contain two full sets of chromosomes, one from each parent
asexual reproduction
an organism simply copies its DNA and splits the contents of…
sexual reproduction
DNA from 2 parents
49 terms
chapter 9&10 sexual reproduction
gene
homologous chromosome
gamete
haploid
functional unit that controls inherited traits expression tha…
one of two paired chromosomes, one for each parent, that carr…
a haploid sex cell, formed during meiosis, that can combine w…
cell with half the number of chromosomes as a diploid cell
gene
functional unit that controls inherited traits expression tha…
homologous chromosome
one of two paired chromosomes, one for each parent, that carr…
33 terms
Chapter 9-Sexual Reproduction and Meiosis
asexual reproduction
sexual reproduction
diploid cells
autosomes
an organism replicates its DNA and splits the contents of one…
the DNA of the offspring comes from two parents-produces gene…
cells with two set of chromosomes
chromosomes that are the same for both sexes
asexual reproduction
an organism replicates its DNA and splits the contents of one…
sexual reproduction
the DNA of the offspring comes from two parents-produces gene…
20 terms
Chapter 9: Sexual Reproduction and Meiosis
Asexual Reproduction
Sexual Reproduction
Conjugation
Diploid Cells
An organism simply copies its DNA and splits the contents of…
Requires 2 parents.
One bacterial cell uses and outgrowth called a sex pilus to t…
Cell containing two full sets of chromosomes, one from each p…
Asexual Reproduction
An organism simply copies its DNA and splits the contents of…
Sexual Reproduction
Requires 2 parents.
23 terms
Chapter 9 - Sexual Reproduction and Meiosis
2 forms of reproduction
Asexual reproduction
Sexual reproduction
Chromosome
Asexual... Sexual
Offspring identical
Offspring genetically different
Single molecule of DNA and associated proteins
2 forms of reproduction
Asexual... Sexual
Asexual reproduction
Offspring identical
62 terms
Chapter 9: Sexual Reproduction & Meiosis
Asexual Reproduction
Sexual Reproduction
Conjugation
Diploid
Cannot create/maintain genetic diversity. Reproduction that d…
process by which cells from two different parents unite to pr…
the process in which a unicellular organism transfers some of…
(2n), (genetics) an organism or cell having two sets of chrom…
Asexual Reproduction
Cannot create/maintain genetic diversity. Reproduction that d…
Sexual Reproduction
process by which cells from two different parents unite to pr…
11 terms
Chapter 9. Meiosis and Sexual Reproduction
genetics
heredity
trait
pollination
the science of heredity and of the mechanisms by which traits…
the passing of genetic traits from parent to offspring
a genetically determined variant of a characteristic
the transfer of pollen from the anthers of a plant to the pis…
genetics
the science of heredity and of the mechanisms by which traits…
heredity
the passing of genetic traits from parent to offspring
35 terms
Chapter 9. Sexual Reproduction and Meiosis
asexual reproduction
sexual reproduction
conjugation
chromosome
form of reproduction in which offspring arise from only one p…
the combination of genetic material from two individuals to c…
a form of horizontal gene transfer in which one cell receives…
a continuous molecule of DNA wrapped around protein in the nu…
asexual reproduction
form of reproduction in which offspring arise from only one p…
sexual reproduction
the combination of genetic material from two individuals to c…
48 terms
Chapter 9: Sexual Reproduction and Meiosis
asexual
sexual
diploid cells
chromosome
form of reproduction: one parent
form of reproduction: two parents
contains two homologous sets of chromosomes
a single molecule of DNA and its associated proteins
asexual
form of reproduction: one parent
sexual
form of reproduction: two parents
62 terms
Chapter 9: Sexual Reproduction & Meiosis
Asexual Reproduction
Sexual Reproduction
Conjugation
Diploid
Cannot create/maintain genetic diversity. Reproduction that d…
process by which cells from two different parents unite to pr…
the process in which a unicellular organism transfers some of…
(2n), (genetics) an organism or cell having two sets of chrom…
Asexual Reproduction
Cannot create/maintain genetic diversity. Reproduction that d…
Sexual Reproduction
process by which cells from two different parents unite to pr…
23 terms
Chapter 9 Sexual Reproduction and Meiosis
why do organisms reproduce sexually?
Autosomes and Sex Chromosomes
Sex determination
homologous chromosomes and alleles
-sexual reproduction produces genetic diversity among offspri…
-autosomes- numbered chromosomes. These chromosomes are the s…
-birds-mother has sex cells like male sex cell in humans... -ins…
-homologous pair- look alike and carry the same sequence of g…
why do organisms reproduce sexually?
-sexual reproduction produces genetic diversity among offspri…
Autosomes and Sex Chromosomes
-autosomes- numbered chromosomes. These chromosomes are the s…
48 terms
Chapter 9: Sexual Reproduction and Meiosis
Asexual reproduction
Sexual reproduction
Conjugation
Why is sexual reproduction important?
An organism copies its DNA and splits the contents of one cel…
Requires two parents. A male parent contributes sperm cells w…
One bacterial cell uses an outgrowth called a sex pilus to tr…
Genetic variability increases the chance that at least some i…
Asexual reproduction
An organism copies its DNA and splits the contents of one cel…
Sexual reproduction
Requires two parents. A male parent contributes sperm cells w…
43 terms
Chapter 9: Sexual Reproduction and Meiosis
The diploid cell created from the fusi…
Short segments of DNA are exchanged be…
Match the chromosomal division with it…
Rank the steps of meiosis I in order i…
Zygote
Crossing
Mitosis:... Divides eukaryotic chromosomes into two identical da…
1. Prophase I... 2. Metaphase I... 3. Anaphase I... 4. Telophase I
The diploid cell created from the fusi…
Zygote
Short segments of DNA are exchanged be…
Crossing
28 terms
BIO 101-Chapter 9: Sexual Reproduction and Meiosis
conjugation
diploid cells (2n)
karyotype
autosomes
one bacterial cell uses an outgrowth called a sex pilus to tr…
Cells that contain two full sets of chromosomes, one from eac…
A display of the chromosome pairs of a cell arranged by size…
Chromosomes that are the same for both sexes.
conjugation
one bacterial cell uses an outgrowth called a sex pilus to tr…
diploid cells (2n)
Cells that contain two full sets of chromosomes, one from eac…
Chapter 9 - Sexual Reproduction and Meiosis
Meiosis
Prophase 1
Metaphase 1
Anaphase 1
Division of genetic material that halves the chromosome numbe…
Prophase of meiosis 1, when chromosomes condense and become v…
Metaphase of meiosis 1, when homologous pairs align down the…
Anaphase of meiosis 1, when spindle fibers pull homologous ch…
Meiosis
Division of genetic material that halves the chromosome numbe…
Prophase 1
Prophase of meiosis 1, when chromosomes condense and become v…
Chapter 9 sexual reproduction and meiosis
Asexual reproduction
Sexual reproduction
Egg
Sperm
In this process, an organism simply copies its DNA and splits…
In this process, the DNA of the offspring comes from two pare…
What type of gamete does a female have?
What type of gamete does a male have?
Asexual reproduction
In this process, an organism simply copies its DNA and splits…
Sexual reproduction
In this process, the DNA of the offspring comes from two pare…
24 terms
Chapter 9: Sexual Reproduction and Meiosis
Are offspring unique or identical to p…
Asexual reproduction is the result of…
How many parents are needed for sexual…
What is a karyotype? Describe how it i…
...
...
...
...
Are offspring unique or identical to p…
...
Asexual reproduction is the result of…
...
62 terms
Chapter 9: Sexual Reproduction & Meiosis
Asexual Reproduction
Sexual Reproduction
Conjugation
Diploid
Cannot create/maintain genetic diversity. Reproduction that d…
process by which cells from two different parents unite to pr…
the process in which a unicellular organism transfers some of…
(2n), (genetics) an organism or cell having two sets of chrom…
Asexual Reproduction
Cannot create/maintain genetic diversity. Reproduction that d…
Sexual Reproduction
process by which cells from two different parents unite to pr…
16 terms
Chapter 9 Asexual and Sexual Reproduction 9.1 Review questions.
Budding
Fission
fragmentation
Spore formation
Form of asexual reproduction in which the new organism arises…
Form of asexual reproduction of unicellular organisms where t…
Form of asexual reproduction of multi-cellular organisms in w…
Formation of structures in plants that are resistant to adver…
Budding
Form of asexual reproduction in which the new organism arises…
Fission
Form of asexual reproduction of unicellular organisms where t…
28 terms
BIO 101-Chapter 9: Sexual Reproduction and Meiosis
conjugation
diploid cells (2n)
karyotype
autosomes
one bacterial cell uses an outgrowth called a sex pilus to tr…
Cells that contain two full sets of chromosomes, one from eac…
A display of the chromosome pairs of a cell arranged by size…
Chromosomes that are the same for both sexes.
conjugation
one bacterial cell uses an outgrowth called a sex pilus to tr…
diploid cells (2n)
Cells that contain two full sets of chromosomes, one from eac…
16 terms
Chapter 9 Asexual and Sexual Reproduction 9.1 Review questions.
Budding
Fission
fragmentation
Spore formation
Form of asexual reproduction in which the new organism arises…
Form of asexual reproduction of unicellular organisms where t…
Form of asexual reproduction of multi-cellular organisms in w…
Formation of structures in plants that are resistant to adver…
Budding
Form of asexual reproduction in which the new organism arises…
Fission
Form of asexual reproduction of unicellular organisms where t…
44 terms
Chapter 9: Sexual Reproduction and Meiosis
What is asexual reproduction?
What is sexual reproduction?
What is a homologous pair?
What's an ex of something that partici…
In asexual reproduction, an organism replicates its DNA and s…
In sexual reproduction, the DNA of the offspring comes from t…
homologous pair look alike and carry the same sequence of gen…
Example...amoeba
What is asexual reproduction?
In asexual reproduction, an organism replicates its DNA and s…
What is sexual reproduction?
In sexual reproduction, the DNA of the offspring comes from t…
Biology Chapter 9 Sexual Reproduction
How do we define sexual reproduction
What kinds of organisms reproduce sexu…
What kinds of organisms reproduce asex…
What is a diploid cell
It takes two different organisms ~ gamete sperm, egg
plants, animals, fungi, some protista
anything prokaryotic ~ bacteria, archaea, plants cuttings can…
2 sets of chromosomes, animals if NO male around
How do we define sexual reproduction
It takes two different organisms ~ gamete sperm, egg
What kinds of organisms reproduce sexu…
plants, animals, fungi, some protista
44 terms
Chapter 9: Sexual Reproduction and Meiosis
What is asexual reproduction?
What is sexual reproduction?
What is a homologous pair?
What's an ex of something that partici…
In asexual reproduction, an organism replicates its DNA and s…
In sexual reproduction, the DNA of the offspring comes from t…
homologous pair look alike and carry the same sequence of gen…
Example...amoeba
What is asexual reproduction?
In asexual reproduction, an organism replicates its DNA and s…
What is sexual reproduction?
In sexual reproduction, the DNA of the offspring comes from t…
22 terms
Bio chapter 9 sexual reproduction
what are the two types of cells animal…
germ-line cells undergo meiosis to form
body cells are mostly ____ cells
one of each type of gamete (1 sperm 1…
Somatic and germ-line (diploid)
haploid gametes (1 set chromosomes)
somatic cells
diploid zygote
what are the two types of cells animal…
Somatic and germ-line (diploid)
germ-line cells undergo meiosis to form
haploid gametes (1 set chromosomes)
48 terms
Chapter 9: Sexual Reproduction and Meiosis
asexual
sexual
diploid cells
chromosome
form of reproduction: one parent
form of reproduction: two parents
contains two homologous sets of chromosomes
a single molecule of DNA and its associated proteins
asexual
form of reproduction: one parent
sexual
form of reproduction: two parents
9 terms
Chapter 9, Lesson 1, Sexual Reproduction and Meiosis
Sexual Reproduction
Egg
Sperm
Fertilization
It is a reproduction which genetic materials from cells combi…
It is the female sex cell which is formed in the ovary.
It is a male sex cell that is formed in the testis.
It is when both egg cells and sperm cells join together.
Sexual Reproduction
It is a reproduction which genetic materials from cells combi…
Egg
It is the female sex cell which is formed in the ovary.
15 terms
Chapter 9: Sexual Reproduction and Meiosis
Does conjugation occur in prokaryotic…
Chromosome
Chromatid
Karyotype
Yes.
A single molecule of DNA and its associated proteins.
One of two identical DNA molecules that make up a replicated…
A size-ordered chart of the chromosomes in a cell
Does conjugation occur in prokaryotic…
Yes.
Chromosome
A single molecule of DNA and its associated proteins.
9 terms
Chapter 9: Lesson 1; Sexual Reproduction and Meiosis
Sexual reproduction
Sperm
Fertilization
Zygote
A type of reproduction in which genetic material combines mak…
The act of it being the male sex cell.
When the egg and sperm cells join together.
The act of a new cell forming through fertilization.
Sexual reproduction
A type of reproduction in which genetic material combines mak…
Sperm
The act of it being the male sex cell.
7 terms
biology chapter 9.2 (Sexual reproduction and meiosis)
In what type of cells does meiosis occ…
If somatic cells in an organism has 26…
Meiosis will or will not allow genetic…
cells produced by meiosis are called w…
reproductive cells
13
it will allow
haploid cells
In what type of cells does meiosis occ…
reproductive cells
If somatic cells in an organism has 26…
13
19 terms
Biology Chapter 9: Sexual Reproduction and Meiosis
Asexual Reproduction
Sexual Reproduction
Diploid cells
Karyotype
Reproduction without sex
Produces offspring by mixing traits from two parents.
have two full sets of chromosomes, one from each parent
A chart that displays all of the chromosomes from one cell.
Asexual Reproduction
Reproduction without sex
Sexual Reproduction
Produces offspring by mixing traits from two parents.
50 terms
Chapter 9: Meiosis and Genetic Basis of Sexual Reproduction
Meiosis
2 major functions of meiosis
Meiosis
Karyotype
Nuclear division that is important in sexual reproduction.
-Reducing chromosome -numbers... Shuffling chromosomes and genes…
What makes unique offspring?
Chromosomes arranged by pairs according to size, shape, and a…
Meiosis
Nuclear division that is important in sexual reproduction.
2 major functions of meiosis
-Reducing chromosome -numbers... Shuffling chromosomes and genes…
22 terms
Ch9: Sexual reproduction - Meiosis
Meiosis
Gamete
Egg
Sperm
Produces 4 genetically unique daughter cells (gametes) each w…
Haploid cell; can be either an egg or sperm cell.
Female gamete (sex cell)
Male gamete (sex cell)
Meiosis
Produces 4 genetically unique daughter cells (gametes) each w…
Gamete
Haploid cell; can be either an egg or sperm cell.
26 terms
Chapter 9: Meiosis and the Genetic Basis of Sexual Reproduction
meiosis
karyotype
autosomes
sex chromosomes
type of nuclear division that occurs as part of sexual reprod…
chromosomes arranged by pairs according to their size, shape,…
any chromosome other than the sex-determining pair
chromosome that determines the sex of an individual. In human…
meiosis
type of nuclear division that occurs as part of sexual reprod…
karyotype
chromosomes arranged by pairs according to their size, shape,…
38 terms
Chapter 9: Meiosis and the Genetic Basis of Sexual Reproduction
meiosis
karyotype
autosome
sex chromosome
type of nuclear division that occurs as part of sexual reprod…
chromosomes arranged by pairs according to their size, shape,…
any chromosome other than the sex-determining pair
chromosome that determines the sex of an individual
meiosis
type of nuclear division that occurs as part of sexual reprod…
karyotype
chromosomes arranged by pairs according to their size, shape,…
36 terms
Chapter 9 - Sexual Reproduction and Meiosis - BIO 213
Asexual reproduction
Sexual Reproduction
Diploid Cells (2n)
Karyotype
offspring are genetically identical minus mutations
Two parents, each contributes a gamete to create new genetic…
Contains two full sets of chromosomes, one from each parent
Size ordered chart of all the chromosomes in a cell. Each pai…
Asexual reproduction
offspring are genetically identical minus mutations
Sexual Reproduction
Two parents, each contributes a gamete to create new genetic…
24 terms
Chapter 9 Meiosis and the genetic basis of sexual reproduction
Meiosis
Karyotype
Autosomes
Sex chromosomes
A type of nuclear division that is important in sexual reprod…
Chromosomes arranged by pairs according to their size, shape…
Any chromosome other than the sex determining pair
Contains the genes that determine gender
Meiosis
A type of nuclear division that is important in sexual reprod…
Karyotype
Chromosomes arranged by pairs according to their size, shape…
9 terms
Lecture 17 chapter 9 Sexual reproduction and meiosis
heredity
genetics
genes
gamete
The transmission of traits from one generation to the next.
The scientific study of heredity and hereditary variation.
Heredity units that program specific traits.
Sex cells / reproductive cells
heredity
The transmission of traits from one generation to the next.
genetics
The scientific study of heredity and hereditary variation.
20 terms
Chapter 9: Meiosis and the Genetic Basis of Sexual Reproduction
Meiosis
Autosomes
Sex chromosomes
Diploid
A type of nuclear division that is important in sexual reprod…
Any chromosome other than the sex-determining pair.
Chromosomes that determine the sex of an individual; F=XX / M…
Cell condition in which two of each type of chromosome are pr…
Meiosis
A type of nuclear division that is important in sexual reprod…
Autosomes
Any chromosome other than the sex-determining pair.
Bio 1100 Chapter 9 Sexual Reproduction and Meiosis
Asexual Reproduction
Sexual Reproduction
Why go to all the hassle if sexual rep…
Diploid Cells
Form of reproduction in which offspring arise from only one p…
The production of offspring whose genetic makeup comes from t…
Improves species survivability in a changing environment
Cells that contain two full sets of chromosomes; one set inhe…
Asexual Reproduction
Form of reproduction in which offspring arise from only one p…
Sexual Reproduction
The production of offspring whose genetic makeup comes from t…
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