Genetics Question Preview (ID: 14338)


Part 1. TEACHERS: click here for quick copy question ID numbers.

The joining of a sperm to an egg; the union of sex cells that produce an offspring
a) fertilization
b) genotype
c) phenotype
d) selective breeding

Both inherited alleles; the letters
a) genotype
b) phenotype
c) selective breeding
d) fertilization

The organisms physical appearance
a) phenotype
b) genotype
c) characteristics
d) traits

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) selective breeding
b) fertilization
c) meiosis
d) mitosis

Features that have different forms in a population (Ex. humans - hair color)
a) characteristics
b) traits
c) sexual reproduction
d) asexual reproduction

A genetically determined characteristic (ex. brown hair, blond hair)
a) traits
b) characteristics
c) homozygous
d) heterozygous

two parent cells join together to form offspring that are different from both parents
a) sexual reproduction
b) asexual reproduction
c) heterozygous
d) homozygous

only one parent is needed; new cells are exact replica of parent cell
a) asexual reproduction
b) sexual reproduction
c) genotype
d) phenotype

An organism having 1 dominant and 1 recessive allele for a trait; hybrid
a) heterozygous
b) homozygous
c) mitosis
d) meiosis

An organism having 2 dominant or 2 recessive alleles for a trait; pure or purebred
a) homozygous
b) heterozyous
c) sexual reproduction
d) asexual reproduction

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