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Genetics Test 2
Test Description: Unity and Diversity
Instructions: Answer all questions to get your test result.
1) Haploid numbers of chromosomes are usually found in the ***** of an organism.
A
body cells
B
sex cells
C
tissues
D
zygotes
2) Each human skin cell has ****** pairs of chromosomes.
A
23
B
13
C
18
D
46
3) The passing of traits from parents to offspring is ********
A
probability
B
heredity
C
meiosis
D
recessive
4) If you cross two rabbits that have the genotype Bb, how many possible genotypes can be found in the offspring?
A
one
B
three
C
two
D
four
5) Of the following, which is NOT a human blood phenotype?
A
C
B
O
C
AB
D
B
6) ******* used plants to study the way traits are passed from parents to offspring.
A
Mendel
B
Allele
C
Sutton
D
Punnett
7) The set of instructions for each characteristics donated by the parent to the offspring is called****
A
genes
B
heredity
C
meiosis
D
mitosis
8) For the cross, pp (a white flower) and PP (a purple flower); what would the phenotype be?
A
1/2 white, 1/2 purple
B
all tall
C
all purple
D
all white
9) In meiosis,
A
the nucleus divides once.
B
four cells are produced from a single cell.
C
the chromosomes are copied twice.
D
All of the above.
10) If you cross a white flower, pp, with a purple flower, PP, the possible genotypes of the offspring are
A
all pp
B
PP and pp
C
all PP
D
all Pp
*select an answer for all questions
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