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Genetics
Test Description: Part 1
Instructions: Answer all questions to get your test result.
1) The joining of a sperm to an egg; the union of sex cells that produce an offspring
A
phenotype
B
genotype
C
fertilization
D
selective breeding
2) Both inherited alleles; the letters
A
phenotype
B
genotype
C
fertilization
D
selective breeding
3) The organisms physical appearance
A
traits
B
characteristics
C
genotype
D
phenotype
4) The process of selecting a few organisms with desired traits to serve as parents of the next generation; organisms with desirable characteristics are mated
A
mitosis
B
fertilization
C
selective breeding
D
meiosis
5) Features that have different forms in a population (Ex. humans - hair color)
A
asexual reproduction
B
traits
C
characteristics
D
sexual reproduction
6) A genetically determined characteristic (ex. brown hair, blond hair)
A
traits
B
characteristics
C
heterozygous
D
homozygous
7) two parent cells join together to form offspring that are different from both parents
A
asexual reproduction
B
homozygous
C
heterozygous
D
sexual reproduction
8) only one parent is needed; new cells are exact replica of parent cell
A
phenotype
B
genotype
C
sexual reproduction
D
asexual reproduction
9) An organism having 1 dominant and 1 recessive allele for a trait; hybrid
A
mitosis
B
heterozygous
C
meiosis
D
homozygous
10) An organism having 2 dominant or 2 recessive alleles for a trait; pure or purebred
A
sexual reproduction
B
asexual reproduction
C
heterozyous
D
homozygous
*select an answer for all questions
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