Genetics Test Study Guide Graded A+
Which of the following influences a phenotype?
A. always genotype alone
B. always genotype and environment
C. always environment alone
D. sometimes genotype and environment
Use the picture to answer the question.
......... (Parents)
......Bb..............
1). Which of the following influences a phenotype?
a. always genotype alone
b. always genotype and environment
c. always environment alone
d. sometimes genotype and environment
a cross between two brown eyed parents is shown above. which statement best explains
why blue eyes appear only in 25% of offspring?
a. it is a mutated trait.
b. it is a recessive trait.
c. it is a dominant trait.
d. it is an acquired trait.
Ans: B. It is a recessive trait.
PaperStoc.com Page 1 of 7
, 3). Of sixteen rabbits just born, thirteen have brown fur and three have white fur. the trait for
white fur is considered to be ______________.
a. recessive
b. bossy
c. stronger
d. dominant
Ans: A. recessive
4). Who is the austrian monk whose work with pea plants helped him come up with a theory of
heredity?
a. gregor mendel
b. charles darwin
c. robert hooke
d. rudolph virchow
Ans: A. Gregor Mendel
5). Which term correctly describes an individual with a pair of the same alleles for a trait?
a. homologus
b. heterologus
c. homozygous
d. heterozygous
Ans: C. homozygous
6). Which of these terms describes the genetic information that is passed from parents to
offspring?
a. genotype
b. phenotype
c. phenocopy
d. trait
Ans: A. genotype
7). Look at the punnett square.
.......a ...........a
a .....aa .......aa
a .....aa ........aa
if the two parents represented in the punnett square have four offspring, what does the
punnett square tells you?
PaperStoc.com Page 2 of 7
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Academik001. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.