Study sets matching "level biology ncea"

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Study sets matching "level biology ncea"

NCEA Level 1 Biology
DNA
Chromosome
Gene
Allele
A self-replicating molecule made of repeating units called nu…
A threadlike structure of the nucleic acids and protein found…
A section of DNA containing the genetic code for a trait.
An alternate form of a gene. They can be dominant or recessive.
DNA
A self-replicating molecule made of repeating units called nu…
Chromosome
A threadlike structure of the nucleic acids and protein found…
63 terms
NCEA Level 3 Biology - Speciation
Evolution
Species and populations
Deme
Cline
The permanent genetic change (change in allele frequencies) i…
A group of individuals that normally interbreed in nature to…
A deme is a local population that has no or limited gene flow…
When a species has an extended geographical range, variation…
Evolution
The permanent genetic change (change in allele frequencies) i…
Species and populations
A group of individuals that normally interbreed in nature to…
23 terms
NCEA Level 1 Biology
DNA
Chromosome
Gene
Allele
Deoxyribonucleic acid, the hereditary material that contains…
Threadlike strucure of DNA that contains genes.... *Nucleotides…
A lenght of DNA that codes for a particular trait.
An alternative from of a gene.
DNA
Deoxyribonucleic acid, the hereditary material that contains…
Chromosome
Threadlike strucure of DNA that contains genes.... *Nucleotides…
54 terms
Biology NCEA-Level 3
Abscission
Aggression
Allelopathy
Ambivalence
Leaf or fruit fall because of death of cells in the abscissio…
Threatening behaviour usually associated with competition. It…
Chemical inhibition of one species by another. Basically the…
When a gesture contains elements of dominance and submission.
Abscission
Leaf or fruit fall because of death of cells in the abscissio…
Aggression
Threatening behaviour usually associated with competition. It…
29 terms
NCEA Level 2 Biology Cells
Cell
Isotonic
Hypertonic/concentrated solution
Mitochondria
The building block of living things
When two solutions are of an equal concentration
When a solution contains a large number of solute particles p…
The cell organelle where the process of respiration occurs
Cell
The building block of living things
Isotonic
When two solutions are of an equal concentration
29 terms
NCEA Level 2 Biology Cells
Cell
Isotonic
Hypertonic/concentrated solution
Mitochondria
The building block of living things
When two solutions are of an equal concentration
When a solution contains a large number of solute particles p…
The cell organelle where the process of respiration occurs
Cell
The building block of living things
Isotonic
When two solutions are of an equal concentration
44 terms
Biology NCEA-Level 3
Allelopathy
Ambivalence
Antibiosis
Auxin
Chemical inhibition of one species by another. Basically the…
When a gesture contains elements of dominance and submission.
An interspecific relationship where one organism is harmed, b…
A plant hormone that lengthens cells.
Allelopathy
Chemical inhibition of one species by another. Basically the…
Ambivalence
When a gesture contains elements of dominance and submission.
42 terms
NCEA Level 2 Biology Ecology
Abiotic
Adaptation
Age structure
Biotic
nonliving, physical features of the environment, including ai…
inherited characteristic that increases an organism's chance…
This is the percentage of the population in each age class.... T…
Pertaining to life; environmental factors created by living o…
Abiotic
nonliving, physical features of the environment, including ai…
Adaptation
inherited characteristic that increases an organism's chance…
77 terms
NCEA Level 2 Biology Genetics
Adenine
Alleles
Cytosine
DNA
Is a base found in DNA and RNA. In DNA its partner is Thymine…
Two alternative forms of a gene e.g Tall vs Short
Is a base found in DNA and RNA. Cytosine pairs with Guanine i…
Deoxyribonucleic acid carries the genetic code for the proper…
Adenine
Is a base found in DNA and RNA. In DNA its partner is Thymine…
Alleles
Two alternative forms of a gene e.g Tall vs Short
88 terms
NCEA Level 2 Biology - Cells
Enzymes
Structure of enzymes
How enzymes work
Lock and key mechanism
Biological catalysts made up of proteins, which means they sp…
An enzyme acts on a molecule called the substrate and binds a…
Enzymes increase the rate of reaction by lowering the activat…
The fit between the substrate and the active site of the enzy…
Enzymes
Biological catalysts made up of proteins, which means they sp…
Structure of enzymes
An enzyme acts on a molecule called the substrate and binds a…
Biology NCEA Level One
Mutation
Cell Division
Genotype
Allele
A change to the sequence of nucleotides on the DNA, creating…
Reproduction of cells where they make copies of themselves, e…
The combination of alleles held by an individual
Different versions of a gene for a trait (e.g eye color). May…
Mutation
A change to the sequence of nucleotides on the DNA, creating…
Cell Division
Reproduction of cells where they make copies of themselves, e…
Biology - NCEA Level 2
State the words for each letter.
Movement
Respiration
Sensitivity
Mrs. C. Gren
M
R
S
State the words for each letter.
Mrs. C. Gren
Movement
M
47 terms
Biology NCEA Level 2
Mitosis
Meiosis
Independent Assortment
Mutation
Cell division in body cells
Cell division in sex cell
Chromosomes distributed in different combinations each time a…
A random, permanent change in the DNA base sequence
Mitosis
Cell division in body cells
Meiosis
Cell division in sex cell
67 terms
Biology NCEA Level 1
Aleurone (2)
Endosperm (2)
Cotyledon (2)
Monocotyledon
- Protein stored as granules... - Releases amylase to convert st…
- Food Stores rich in starch... - Supplies the seedling with glu…
- Food Stores rich in starch... - Supplies the seedling with glu…
- Only has one cotyledon and a separate endosperm
Aleurone (2)
- Protein stored as granules... - Releases amylase to convert st…
Endosperm (2)
- Food Stores rich in starch... - Supplies the seedling with glu…
50 terms
NCEA level 3 Biology: evolution
population
gene pool
allele frequency
selection
a group of organisms of the same species occupying a given ar…
all the genes in a population. genes are added by reproductio…
the proportion of an allele in a gene pool compared with all…
a process that results in an allele having a different probab…
population
a group of organisms of the same species occupying a given ar…
gene pool
all the genes in a population. genes are added by reproductio…
Level One NCEA - Biology
DNA is...
DNA is made up of...
Chromosome
Gene
The genetic code in the nucleus (deoxyribose nucleic acid)
Bases; A, C, G, T
A strand of coiled DNA
Is a section of DNA that codes for a trait
DNA is...
The genetic code in the nucleus (deoxyribose nucleic acid)
DNA is made up of...
Bases; A, C, G, T
NCEA Level 2 Cell Biology
activation energy
active site
active transport
Adenine
minimum amount of energy required to trigger a chemical react…
the site on an enzyme that attaches to a substrate
movement of molecules through protein channels in the membran…
nitrogen base found in DNA and RNA; pairs with thymine in DNA…
activation energy
minimum amount of energy required to trigger a chemical react…
active site
the site on an enzyme that attaches to a substrate
36 terms
NCEA Level 1 - Biology
Gene
Allele
Genotype
Phenotype
A section of DNA that codes for a particular trait
The variations of a gene
The combination of alleles for a trait
The physical expression of a gene
Gene
A section of DNA that codes for a particular trait
Allele
The variations of a gene
Biology NCEA Level 2 Genetics
Sex Chromosome
Test Cross
Homozygous
Meiosis
Determines the gender
Test to see if the individuals are homozygous or heterozygous
TT or tt
Cell division in sex cells only
Sex Chromosome
Determines the gender
Test Cross
Test to see if the individuals are homozygous or heterozygous
67 terms
NCEA Level 2 - BIOLOGY, Cells
Activation Energy
Active Site
Active Transport
Adenine
minimum amount of energy required to trigger a chemical react…
the site on an enzyme that attaches to a substrate
movement of molecules through protein channels in the membran…
nitrogen base found in DNA and RNA; pairs with thymine in DNA…
Activation Energy
minimum amount of energy required to trigger a chemical react…
Active Site
the site on an enzyme that attaches to a substrate
67 terms
NCEA Level 2 Cell Biology
activation energy
active site
active transport
Adenine
minimum amount of energy required to trigger a chemical react…
the site on an enzyme that attaches to a substrate
movement of molecules through protein channels in the membran…
nitrogen base found in DNA and RNA; pairs with thymine in DNA…
activation energy
minimum amount of energy required to trigger a chemical react…
active site
the site on an enzyme that attaches to a substrate
88 terms
NCEA Level 2 Biology Cells
Enzymes
Structure of enzymes
How enzymes work
Lock and key mechanism
Biological catalysts made up of proteins, which means they sp…
An enzyme acts on a molecule called the substrate and binds a…
Enzymes increase the rate of reaction by lowering the activat…
The fit between the substrate and the active site of the enzy…
Enzymes
Biological catalysts made up of proteins, which means they sp…
Structure of enzymes
An enzyme acts on a molecule called the substrate and binds a…
71 terms
Ncea Biology Level 3 Evolution
population
gene pool
allele frequency
selection
a group of organisms of the same species occupying a given ar…
all the genes in a population. genes are added by reproductio…
the proportion of an allele in a gene pool compared with all…
a process that results in an allele having a different probab…
population
a group of organisms of the same species occupying a given ar…
gene pool
all the genes in a population. genes are added by reproductio…
NCEA Level 2 Biology - Genetic Variation and Change
Gene
Alleles
locus
Meiosis
A section of DNA that codes for a particular trait or charact…
Alternative forms of a gene
position on a chromosome occupied by a gene
A type of cell division that occurs in the ovaries and testes…
Gene
A section of DNA that codes for a particular trait or charact…
Alleles
Alternative forms of a gene
23 terms
NCEA Level 1 Biology
DNA
Chromosome
Gene
Allele
Deoxyribonucleic acid, the hereditary material that contains…
Threadlike strucure of DNA that contains genes.... *Nucleotides…
A lenght of DNA that codes for a particular trait.
An alternative from of a gene.
DNA
Deoxyribonucleic acid, the hereditary material that contains…
Chromosome
Threadlike strucure of DNA that contains genes.... *Nucleotides…
NCEA level 3 Biology: Human Evolution
Wernicke's area
Broca's area
Nuchal crest
Sagittal crest
Brain area for langauge comprehension
Brain area for speech development
Bony ridge across back of skull where muscles supporting head…
Ridge running lengthwise along top of skull where jaw muscles…
Wernicke's area
Brain area for langauge comprehension
Broca's area
Brain area for speech development
NCEA level 1 biology
DNA structure
Chromosomes
Homologous pairs
Gene
The structure of DNA is like a twisted ladder - known as a Do…
Chromosomes are organised structures made of DNA. DNA is coil…
Where two chromosomes are the same - same order of genes and…
A section of DNA, which codes for a particular characteristic…
DNA structure
The structure of DNA is like a twisted ladder - known as a Do…
Chromosomes
Chromosomes are organised structures made of DNA. DNA is coil…
66 terms
NCEA Level 3 Biology - Speciation
Evolution
Species and populations
Deme
Cline
The permanent genetic change (change in allele frequencies) i…
A group of individuals that normally interbreed in nature to…
A deme is a local population that has no or limited gene flow…
When a species has an extended geographical range, variation…
Evolution
The permanent genetic change (change in allele frequencies) i…
Species and populations
A group of individuals that normally interbreed in nature to…
ncea level 3 Biology speciation
Mutation
Gene Flow
Deme
Cline
Origin of all variation in a population.
Change in allele frequency of population.
Local population, limited gene flow.
Gradual variation over geographic range.
Mutation
Origin of all variation in a population.
Gene Flow
Change in allele frequency of population.
NCEA Level 1 Science - Biology
Mutation
Cell Division
Genotype
Allele
A random change to the sequence of base pairs on the DNA, whi…
Reproduction of cells through division, either through mitosi…
The combinations of alleles, Tt, BB etc.
Different versions of a gene for a trait (e.g hair colour). A…
Mutation
A random change to the sequence of base pairs on the DNA, whi…
Cell Division
Reproduction of cells through division, either through mitosi…
NCEA Level 3 Biology - Speciation
Evolution
Species and populations
Deme
Cline
The permanent genetic change (change in allele frequencies) i…
A group of individuals that normally interbreed in nature to…
A deme is a local population that has no or limited gene flow…
When a species has an extended geographical range, variation…
Evolution
The permanent genetic change (change in allele frequencies) i…
Species and populations
A group of individuals that normally interbreed in nature to…
71 terms
Ncea Biology Level 3 Evolution
population
gene pool
allele frequency
selection
a group of organisms of the same species occupying a given ar…
all the genes in a population. genes are added by reproductio…
the proportion of an allele in a gene pool compared with all…
a process that results in an allele having a different probab…
population
a group of organisms of the same species occupying a given ar…
gene pool
all the genes in a population. genes are added by reproductio…
71 terms
NCEA Level 2 Biology - Cells
Enzymes
Structure of enzymes
How enzymes work
Lock and key mechanism
Proteins that act as Biological catalysts made up of proteins…
An enzyme acts on a molecule called the substrate and binds a…
Enzymes increase the rate of reaction by lowering the activat…
This is where the substrate attatches to the enzyme at the ac…
Enzymes
Proteins that act as Biological catalysts made up of proteins…
Structure of enzymes
An enzyme acts on a molecule called the substrate and binds a…
90 terms
NCEA level 1 biology microbes
Absorb
Active immunity
Adapted
Aerobic respiration
movement of materials through a membrane
when the body's immune response initiated by an invading fore…
a feature (behavioural, structural or physiological) that ena…
Breaking down glucose with oxygen present, producing carbon d…
Absorb
movement of materials through a membrane
Active immunity
when the body's immune response initiated by an invading fore…
31 terms
NCEA Level 3 Biology: Evolution
Evolution
Gene Pool
Stabilising natural selection
Directional natural selection
The change in gene frequencies in a gene pool from one genera…
The sum total of all the genes possessed by all the interbree…
Favours the average phenotype over either extreme
Favours the phenotype of one extreme over the average or othe…
Evolution
The change in gene frequencies in a gene pool from one genera…
Gene Pool
The sum total of all the genes possessed by all the interbree…
47 terms
NCEA Level 3 Biology- Speciation
Speciation
Species
Allopatric Speciation
Sympatric Speciation
Development of one or more species from an existing species,…
A group of organisms that normally interbreed in nature to pr…
Speciation occurring where organisms are initially capable of…
Speciation occurring where organisms living within the same a…
Speciation
Development of one or more species from an existing species,…
Species
A group of organisms that normally interbreed in nature to pr…
47 terms
NCEA level 3 Biology- Speciation
Speciation
Species
Allopatric Speciation
Sympatric Speciation
Development of one or more species from an existing species,…
A group of organisms that normally interbreed in nature to pr…
Speciation occurring where organisms are initially capable of…
Speciation occurring where organisms living within the same a…
Speciation
Development of one or more species from an existing species,…
Species
A group of organisms that normally interbreed in nature to pr…
Biology Cells NCEA Level 2
Enzymes
Lock and Key
Induced Fit
Enzymes-Temperature
Enzymes are biological catalysts which speed up a reaction wi…
To act as a catalyst the enzyme has a pocket in the structure…
The pocket of the enzyme is not always shaped perfectly for b…
Enzyme function is influenced by temperature and pH, as these…
Enzymes
Enzymes are biological catalysts which speed up a reaction wi…
Lock and Key
To act as a catalyst the enzyme has a pocket in the structure…
Biology NCEA Level 2 Cell Biology
Active Transport
Anaerobic respiration
Aerobic respiration
Catalyst
Movement of material against the concentration gradient. This…
Respiration without oxygen
Respiration with oxygen
Substance which speeds up a chemical reaction without being u…
Active Transport
Movement of material against the concentration gradient. This…
Anaerobic respiration
Respiration without oxygen
35 terms
Level 3 Biology NCEA - Human Evolution
Biological evolution
Cultural evolution
Human evolution
Primates
Transmission of genetic factors inherited from parents
Transmission of ideas, beliefs and knowledge by learning from…
Progressive biological and cultural change and development fr…
The large group of mammals to which humans, the other great a…
Biological evolution
Transmission of genetic factors inherited from parents
Cultural evolution
Transmission of ideas, beliefs and knowledge by learning from…
Biology NCEA Level 3 2015
endotherm
homeostasis
adrenalin
negative feedback loop
an animal that produces adequate heat to warm its own tissues
the maintenance and control of internal body processes at an…
a hormone that increases cardiac output, constricts blood ves…
a response when something changes to return it to equilibrium…
endotherm
an animal that produces adequate heat to warm its own tissues
homeostasis
the maintenance and control of internal body processes at an…
88 terms
NCEA Level 2 Biology - Cells BT
Enzymes
Structure of enzymes
How enzymes work
Lock and key mechanism
Biological catalysts made up of proteins, which means they sp…
An enzyme acts on a molecule called the substrate and binds a…
Enzymes increase the rate of reaction by lowering the activat…
The fit between the substrate and the active site of the enzy…
Enzymes
Biological catalysts made up of proteins, which means they sp…
Structure of enzymes
An enzyme acts on a molecule called the substrate and binds a…
57 terms
Biology | Definitions | NCEA level 1
Adenine
Allele
Amino acids
Anther
A base that is found in DNA. Adenine (A) will only bond with…
One of a number of possible forms of a gene. Each characteris…
Building blocks of proteins - there are 20 different kinds
Found in plant flowers and carries pollen - the make gamete o…
Adenine
A base that is found in DNA. Adenine (A) will only bond with…
Allele
One of a number of possible forms of a gene. Each characteris…
68 terms
Level 1 NCEA Biology- Flowering plants
anther
apical meristem
asexual reproduction
cambium (lateral meristem)
The upper part of the stamen, usually yellow and holds two po…
A region at the tip of each shoot and root of a plant that is…
Reproduction in which new individuals are produced from one p…
Plant tissue containing cells that are actively dividing. It…
anther
The upper part of the stamen, usually yellow and holds two po…
apical meristem
A region at the tip of each shoot and root of a plant that is…
19 terms
Biology NCEA Level 2 - Gene Expression
Triplet
Codon
Anticodon
mRNA
3 adjacent bases on DNA which code for a codon.
A sequence of 3 nucleotides on mRNA that codes fo a particula…
An exposed group of 3 bases on tRNA which recognises and pair…
Made on the template strand of DNA and carries genetic inform…
Triplet
3 adjacent bases on DNA which code for a codon.
Codon
A sequence of 3 nucleotides on mRNA that codes fo a particula…
63 terms
NCEA Level 3 Biology - Human Evolution
Hominid vs Hominin
Primate characteristics
Primate characteristics: skeleton
Primate characteristics: skin
Apes, humans and their recent ancestors are referred to as th…
Primate characteristics are related largely to their arboreal…
- The feet have the pentadactyl pattern of 5 digits... - The fee…
- The skin on the tips of the digits has ridges, increasing s…
Hominid vs Hominin
Apes, humans and their recent ancestors are referred to as th…
Primate characteristics
Primate characteristics are related largely to their arboreal…
88 terms
NCEA Level 2 Biology - Cells
Enzymes
Structure of enzymes
How enzymes work
Lock and key mechanism
Biological catalysts made up of proteins, which means they sp…
An enzyme acts on a molecule called the substrate and binds a…
Enzymes increase the rate of reaction by lowering the activat…
The fit between the substrate and the active site of the enzy…
Enzymes
Biological catalysts made up of proteins, which means they sp…
Structure of enzymes
An enzyme acts on a molecule called the substrate and binds a…
14 terms
NCEA LEVEL 2 BIOLOGY DEFINITIONS
Mitochondria
Mitochondria Structure
Plasma Membrane
Endoplasmic Reticulum
Carry out respiration in eukaryotic cells. They are known as…
Rod shaped, doubled membrane organelle which increases SA for…
The outermost layer of a cell. Made up nearly entirely of lip…
A complex network of interconnected flattened tubes called 'c…
Mitochondria
Carry out respiration in eukaryotic cells. They are known as…
Mitochondria Structure
Rod shaped, doubled membrane organelle which increases SA for…
Level 3 NCEA Biology Behaviour
Tropism
Nastic Response
Taxes
Kinesis
A directional growth response towards/away from a stimulus
Orientation responses in which the reaction of the plant bear…
The movement of the whole organism towards or away from a uni…
Animal orientation responses where the stimulus governs the r…
Tropism
A directional growth response towards/away from a stimulus
Nastic Response
Orientation responses in which the reaction of the plant bear…
47 terms
Biology NCEA Level 3 Speciation
Variation is caused by
Natural Selection
Environmental selection pressures
Stabilising selection
mutation, sexual reproduction
some combination of alleles produce phenotypes that are more…
Predators, competition, disease, lack of food, light, water,…
Favours the average over the extreme
Variation is caused by
mutation, sexual reproduction
Natural Selection
some combination of alleles produce phenotypes that are more…
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