Genetics Question Preview (ID: 26606)


Genetics Vocabulary. TEACHERS: click here for quick copy question ID numbers.

Phenotype refers to the way it ____________
a) looks
b) smells
c) hides
d) none of these

When two traits go walking the ______ one does the talking.
a) big
b) little
c) dog
d) none of these

How many genes does an offspring recieve for each trait?
a) At least 2
b) 4
c) 6
d) 8

What is another word for hybrid?
a) heterozygous
b) homozygous
c) dominant
d) recessive

Which of the following is an inherited trait?
a) eye color
b) language
c) long hair
d) broken arm

Homozygous means the genes in a pair are ______________
a) same
b) different
c) heterozygous
d) hybrid

Heterozygous means the genes in a pair are _____________.
a) different
b) same
c) purebred
d) none of these

The stronger gene for a trait
a) dominant
b) recessive
c) purebred
d) none of these

The weaker gene for a trait
a) recessive
b) dominant
c) heterozygous
d) none of these

Who is the father of genetics?
a) Mendel
b) Darwin
c) Hooke
d) Schwann

The gene pair is called the ____________.
a) genotype
b) phenotype
c) cell theory
d) genetics

The study of genetics is ___________.
a) heredity
b) evolution
c) osmosis
d) diffusion

If B is brown and b is black, which genotype would show a black dog?
a) bb
b) Bb
c) BB
d) none of these

If black (B) is dominant over white (b) what percentage of rabbits would have black fur if a hybrid rabbit mated with a purebred white rabbit?
a) 50
b) 25
c) 100
d) 75

In pea plants, the tall trait is dominant. If a purebred tall plant crosses with a hybrid tall plant, the offspring will be
a) all tall
b) all short
c) 75 % short
d) 50% tall

When scientist alter the genetic code of an organism, it is called
a) genetic engineering
b) pedigree
c) botany
d) none of these

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