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Genetics

Total questions: 21

Worksheet time: 19mins

Name
Class
Date
1.

This type of reproduction only requires one parent

(choose all that apply)

a)

Sexual reproduction

b)

Breeding

c)

Asecual reproduction

d)

Budding

2.

sexual reproduction

a)

only needs one parent

b)

it doesn't matter how many parents there are just more than one

c)

requires two parents

3.

What are genetics?

4 lines
4.

What is the difference between sexual and asexual reproduction?

4 lines
5.

What are genes?

4 lines
6.

Which of the following are true about asexual reproduction

a)

Budding is a type of asexual reproduction

b)

asexual reproduction involves gametes

c)

all animals use asexual reproduction

7.

How many gametes do each person have?

a)

10

b)

20

c)

5

d)

1

8.
the genetic code for the gene
a)
phenotype
b)
genotype
c)
homozygous
9.
trait shows only if both parents pass it on
a)
recessive
b)
dominant
c)
codominan
10.
when you have two different genes
a)
heterozygous
b)
dominant
c)
homozygous
11.
when you have two of the same genes
a)
heterozygous
b)
recessive
c)
homozygous
12.
the physical look of a trait
a)
phenotype
b)
genotype
c)
recessive
13.

shows even if only one parent passes on the gene

a)

recessive

b)

heterozygous

c)

dominant

14.
Dominant alleles are represented by a:
a)
Male gene
b)
lowercase letter
c)
recessive trait
d)
capital letter
15.
He is known as the father of modern day genetics.
a)
Gregory Mendel
b)
Greg Mendel
c)
Gregor Mendel
d)
Grace Mendel
16.
Which is a true statements about this picture?
a)
Brown is recessive
b)
Brown is dominant
c)
Blue is dominant
d)
Blue is codominant
17.
What are the possible phenotypes in this punnett square?
a)
Bb, bb, BB
b)
purple, white
c)
Bb, bb
d)
light purple
18.

Genotype or Phenotype: Freckles

a)

Genotype

b)

Phenotype

19.

In animals, shaggy fur is dominant to short fur. The Punnett Square shows the genotypes of the offspring of a shaggy fur animal and a short fur animal. What were the genotypes of the parents?

a)

FF and FF

b)

Ff and ff

c)

ff and ff

d)

Ff and Ff

20.
In a punnet square where are the parent alleles written?
a)
Top and inside the boxes
b)
Only on the left and right side of the boxes. 
c)
outside of the boxes (top and left side)
d)
All on the top side of the boxes
21.

Two identical alleles for a trait is known as

a)

homozygous

b)

heterozygous

c)

mutation

d)

codominance

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