Name
Date
Period
Name
Date
Period
_______/ 23 Biology Genetics
_______/ 23 Biology Genetics
WRITE ANSWERS ON YOUR OWN PAPER.
STAPLE THIS SHEET TO THE FRONT OF YOUR
ANSWERS.
Genetics Review 2007
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(2)What is a trait? Give an example of a human
trait.
(1) What is heredity?
(3) How did people think genetics worked before
Mendel came up with his ideas about genetics?
Name the theory. Draw a picture to explain it.
Was this a valid theory?
(1) Who was the “father” of genetics?
(1) What type of plants did Mendel study?
(1) What is plant sperm called?
(1) What is a gene?
(1) How many genes do we have for each trait?
(1) What is an allele?
(1) If an allele is dominant, what does that mean?
(1)If an allele is recessive, what does that mean?
(1) Let T = tall. If an organism is heterozygous
for tallness, what letters would we use to
represent it in a cross?
(1) If an organism is homozygous dominant for
tallness, what letters would we use to represent
it?
(1) If an organism is homozygous recessive for
tallness, what letters would we use to represent
it?
(1) What is a sex-liked trait?
(1) Give an example of a sex-linked trait.
(1) ABO blood type groups are an example of
what kind of genetic trait?
(1) On what chromosome would you find no
information for a sex-linked trait?
(1)Give an example of a human trait that is
influenced by several different genes.
(1) Give an example of incomplete dominance.
WRITE ANSWERS ON YOUR OWN PAPER.
STAPLE THIS SHEET TO THE FRONT OF YOUR
ANSWERS.
Genetics Review 2007
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
(2)What is a trait? Give an example of a human
trait.
(1) What is heredity?
(3) How did people think genetics worked before
Mendel came up with his ideas about genetics?
Name the theory. Draw a picture to explain it.
Was this a valid theory?
(1) Who was the “father” of genetics?
(1) What type of plants did Mendel study?
(1) What is plant sperm called?
(1) What is a gene?
(1) How many genes do we have for each trait?
(1) What is an allele?
(1) If an allele is dominant, what does that mean?
(1)If an allele is recessive, what does that mean?
(1) Let T = tall. If an organism is heterozygous
for tallness, what letters would we use to
represent it in a cross?
(1) If an organism is homozygous dominant for
tallness, what letters would we use to represent
it?
(1) If an organism is homozygous recessive for
tallness, what letters would we use to represent
it?
(1) What is a sex-liked trait?
(1) Give an example of a sex-linked trait.
(1) ABO blood type groups are an example of
what kind of genetic trait?
(1) On what chromosome would you find no
information for a sex-linked trait?
(1)Give an example of a human trait that is
influenced by several different genes.
(1) Give an example of incomplete dominance.