WorksheetsMonday Opener, Heredity
Total questions: 9
Worksheet time: 8mins
Name
Class
Date
1.
If the dominant allele (B) represents brown hair and the recessive allele (b) represents blonde hair, which offspring represents a homozygous recessive genotype?
a)
BB
b)
Bb
c)
blonde
d)
bb
2.
The scientific study of heredity is ____.
a)
Genetics
b)
Punnett squares
c)
Inheritance
d)
Biology
3.
The dominant trait as seen in this Punnett square is
a)
yellow pea seeds
b)
green pea seeds
c)
there is no dominant seed
d)
Jolly green giant
4.
One ___________ is usually dominant, while the other is recessive.
a)
gene
b)
clone
c)
disorder
d)
allele
5.
How many chromosomes are there in most of your body's cells?
a)
23
b)
46
c)
12
d)
48
6.
What is heredity?
a)
traits passing from offspring to parents
b)
plants that are cross-pollinated
c)
traits passing from parents to offspring
d)
the ratio of dominant to recessive traits
7.
When writing allele pairs, the dominant allele is written as a
a)
capital letter
b)
lower case letter
c)
a number
8.
Which of the following is a phenotype?
a)
Aa
b)
red hair
c)
heterozygous
d)
DNA
9.
G = green, g = yellow
The genotype for a yellow plant is...
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)
all of the choices result in yellow
100 %
