Genetics Question Preview (ID: 35320)


Multiple Choice. TEACHERS: click here for quick copy question ID numbers.

Aa is an example of a trait that is
a) homozygous dominant
b) homozygous recessive
c) heterozygous dominant
d) heterozygous recessive

The founder of the modern science of genetics was
a) Gregory Mendel
b) Thomas Edison
c) Bill Nye
d) Einsteen

rr is an example of a trait that is
a) homozygous recessive
b) heterozygous recessive
c) homozygous dominant
d) heterozygous dominat

With a _________ allele, you must have 2 for the particular trait to be shown.
a) recessive
b) dominant
c) enthusiastic
d) slow

AA is an example of a trait that is ______.
a) heterozygous dominant
b) homozygous recessive
c) neither
d) homozygous dominant

Each gene in a pair is called an
a) nucleus.
b) allele.
c) square.
d) zygote

A _________ allele shows its trait whenever it is present.
a) dominant
b) recessive
c) exclusive
d) intrusive

Genes come in pairs. your parents donate ________ for every trait.
a) 2
b) 3
c) 4
d) 5

The physical traits of an organism are the
a) genotype
b) type
c) phenotype
d) stereotype

The genetic makeup of an organism is the
a) phenotype
b) stereotype
c) type
d) genotype

bb would be an example of
a) homozygous alleles
b) homozygous cells
c) heterozygous alleles
d) heterozygous cells

Bb would be an example of
a) homozygous alleles
b) heterozygous alleles
c) homozygous cells
d) heterozygous cells

___________ are used to make predictions about the genotypes and phenotypes of offspring
a) Punnett triangles
b) Genetic Squares
c) Punnett Squares
d) Genetic Triangles

Chromosomes are found in the _________ of the cell.
a) mitochondria
b) nucleus
c) vacuole
d) golgi apparatus

Segments of DNA are called
a) genes.
b) molecules.
c) nuclei.
d) daughter cells

Characteristics passed on to you by your parents are called
a) heirlooms
b) inheritances
c) traits
d) zygotes

Hereditary material containing the biological instructions for an organism is called
a) DNA
b) ANA
c) CDC
d) FBI

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