Cells

5 Written Questions

1. The process in which an egg cell and a sperm cell join to form a new organism
2. The stage of a cell cycle that takes place before cell division occurs; during this stage the cell grows, copies its dna and prepares to divide
3. The regular sequence of growth and division that cells undergo
4. The liklihood that a particular event will occur
5. A selective breeding method in which 2 genetically different indivituals are crossed

5 Matching Questions

1. Genetics
2. Homozygous
3. Dominant Allele
4. Phenotype
5. Alleles

1. a The different forms of a gene
2. b The scientific study of heredity
3. c Having 2 identical alleles for a trait
4. d An organisms physical appearance, or visible traits
5. e An allele whose trait always shows up in the organsim when the allele is present

5 Multiple Choice Questions

1. A person who has one recessive allele for a trait and one dominant but does not have the trait
   1. Trait
   2. Clone
   3. Carrier
   4. Hybrid
2. Process that occurs in sex cells by which the number of chromosones is reduced by half
   1. Clone
   2. Meioses
   3. Genome
   4. Mitosis
3. A picture of all chromosones in a cell arranged in pairs
   1. Karyotype
   2. Genotype
   3. Trait
   4. Phenotype
4. 3 or more forms of a gene that code for a single trait
   1. Alleles
   2. Recessive Allele
   3. Multiple Alleles
   4. Dominant Allele
5. An organism thats genetically identical to the organism from which it was produced
   1. Clone
   2. Gene
   3. Trait
   4. Genome

5 True/False Questions

1. Messenger RNA → RNA in the cytoplasm that carries an animo acid to the ribosome and adds it to the growing protein chain

   True        False

2. Gene → A segment of DNA on a chromosone that codes for a spedific trait

   True        False

3. Genetic Disorder → The insertion of working copies of a gene into the cell of a person with a genetic disorder in a attempt to correct the disorder

   True        False

4. Cytokinesis → The stage of the cell cycle during which the cells nucleus divides in to 2 new nuclei and 1 copy of the dna is distrubuted into each daughter cell

   True        False

5. Six-linked genes → A gene that is carried on the X or Y chromosone

   True        False