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Chapter 3, Section 3
Test Description: The Cell and Inheritance
Instructions: Answer all questions to get your test result.
1) In 1903, ____________ examined reproductive cells and their formation.
A
Gregory Mendel
B
Galileo Galilei
C
Walter Sutton
D
Gene Simmons
2) Male reproductive cells are called ______ cells, while female reproductive cell are called ______ cells.
A
sperm; egg
B
anther; ovary
C
ovary; anther
D
egg; sperm
3) Reproductive cells have ______ the number of chromosomes as body cells.
A
three-fourths
B
the same
C
half
D
one-fourth
4) The Chromosome Theory of Inheritance is when-
A
genes are carried from parents to their offspring on chromosomes.
B
parents give their chromosomes to their offspring.
C
genes are split in half and are given to each offspring.
D
you need chromosomes in your hereditary cells.
5) The process where the reproductive cells divide 2 times to have 1/2 the number of chromosomes as the mother cell is-
A
Protein Synthesis
B
Meiosis
C
Mitosis
D
Photosynthesis
6) During meiosis, _____ cells form with half the number of chromosomes.
A
6
B
4
C
2
D
8
7) In order for a sex cell to have the full number of chromosomes, the following should happen-
A
None of these.
B
1/2 of the chrom. in an egg cell should pair with 1/2 of the chrom. in a sperm cell.
C
3/4 of the chrom. in an egg cell should pair with 1/4 of the chrom. in a sperm cell.
D
an egg cell should pair with a sperm cell and then split in half.
8) Human body cells contain _____ chromosomes.
A
23
B
46
C
21
D
40
9) Reproductive cells contain _____ chromosomes.
A
22
B
46
C
23
D
11
10) The body contains __________ genes.
A
23,000
B
60,000
C
120,000
D
46,000
*select an answer for all questions
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