1. What is genetics?
a) The study of animal behavior
b) The study of animal anatomy
c) The study of inheritance and variation in living organisms
d) The study of animal ecology
Answer: c) The study of inheritance and variation in living organisms
2. Who is considered the father of modern genetics?
a) Charles Darwin
b) Gregor Mendel
c) Thomas Hunt Morgan
d) James Watson
Answer: b) Gregor Mendel
3. What is a gene?
a) A unit of heredity that is passed from parents to offspring
b) A unit of energy in living organisms
c) A unit of measurement for genetic variation
d) A unit of DNA replication
Answer: a) A unit of heredity that is passed from parents to offspring
4. Where are genes located in animal cells?
a) Mitochondria
b) Ribosomes
c) Nucleus
d) Endoplasmic reticulum
Answer: c) Nucleus
5. What is an allele?
a) A version of a gene
b) A mutation
c) A type of chromosome
d) A type of RNA
Answer: a) A version of a gene
6. What is genotype?
a) The physical appearance of an organism
b) The genetic makeup of an organism
c) The environment in which an organism lives
d) The combination of genes and environment in an organism
Answer: b) The genetic makeup of an organism
7. What is phenotype?
a) The physical appearance of an organism
b) The genetic makeup of an organism
c) The environment in which an organism lives
d) The combination of genes and environment in an organism
Answer: a) The physical appearance of an organism
8. What is homozygous?
a) When an organism has two different alleles for a particular gene
b) When an organism has two identical alleles for a particular gene
c) When an organism has one allele for a particular gene
d) When an organism has three alleles for a particular gene
Answer: b) When an organism has two identical alleles for a particular gene
9. What is heterozygous?
a) When an organism has two different alleles for a particular gene
b) When an organism has two identical alleles for a particular gene
c) When an organism has one allele for a particular gene
d) When an organism has three alleles for a particular gene
Answer: a) When an organism has two different alleles for a particular gene
10. What is a dominant allele?
a) An allele that is only expressed in the presence of another allele
b) An allele that is always expressed, even if only one copy is present
c) An allele that is never expressed
d) An allele that is only expressed in the absence of another allele
Answer: b) An allele that is always expressed, even if only one copy is present