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Worksheetsscience
Total questions: 13
Worksheet time: 7mins
Name
Class
Date
1.
What is heredity ?
a)
the passing of traits from parents to off spring
b)
a
2.
What is genetics?
a)
the study of how traits are inherited through alles passed from one generation to another
b)
v
3.
What is a trait?
a)
characteristics that an organism has
b)
s
4.
What are genes?
a)
control all the traits that show up in a organism
b)
d
5.
What are body cells?
a)
somatic cells have to forms of a gene (alles) for each trait one from each parent
b)
d
6.
What is a sex cell?
a)
formed by meiosis have one form of a gene for each trait
b)
s
7.
What are alleses
a)
different forms a gene may have for a trait( same location on a chromosome)
b)
x
8.
What is a dominant ?
a)
the form of a trait that seems to dominate or mask another form of the same trait
b)
e
9.
What is recessive ?
a)
trait whose form may be hidden or masked by the dominant form of the same trait
b)
s
10.
What is a pure dominant ?
a)
the two alleles are the dominant form
b)
c
11.
what is pure recessive?
a)
the two alleles are the recessive form
b)
z
12.
What is homozygous or pure gene combination ?
a)
having two alleles for a trait that are exactly alike
b)
d
13.
What is heterozyous or hybrid gene combination ?
a)
having two different alleles for a trait
b)
hf
c)
c
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