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Cell Reproduction
Test Description: Regents Prep
Instructions: Answer all questions to get your test result.
1) Which statement describes asexual reproduction?
A
Adaptive traits are usually passed from from parent to offspring without genetic modification.
B
Mutations are not passed from generation to generation
C
It always enables organisms to survive in changing environmental conditions.
D
It is responsible for many new variations in offspring.
2) Reproduction in humans usually requires
A
gametes with chromosomes that are not paired.
B
the external fertilization of sex cells
C
the process of cloning
D
mitotic cell division of gametes
3) Meiosis and fertilization are important for the survival of many species because these two processes result in
A
cloning of superior offspring
B
genetic variability of offspring
C
increasingly complex multicellular organisms
D
large numbers of gametes
4) Which statement is true for both mitosis and meiosis?
A
Both occur only in reproductive cells
B
DNA replication occurs before the division of the nucleus
C
The number of chromosomes is reduced by half
D
Both are involved in asexual reproduct
5) Human egg cells are most similar to human sperm cell to human sperm cells in their
A
amount of stored food
B
degree of motility
C
chromosome number
D
shape and size
6) Hereditary traits are transmitted from generation to generation by means of
A
specific sequences of bases in DNA in reproductive cells
B
specific starches making up DNA in reproductive cells.
C
proteins in body cells
D
carbohydrates in body cells
7) The genetic code of a DNA molecule is determined by a specific sequence of
A
sugar molecules
B
ATP molecules
C
chemical bonds
D
molecular bases
8) Most of the hereditary information that determines the traits of an organism is located in
A
the nuclei of body cells of an individual.
B
the numerous ribosomes in certain cells.
C
only those cells of an individual produced by meiosis.
D
certain genes in the vacuoles of body cells.
9) The instructions for the traits of an organism are coded in the arrangement of
A
bases in DNA in the nucleus.
B
glucose units in carbohydrate molecules.
C
fat molecules in the cell membrane
D
energy-rich bonds in starch molecules.
10) What does the process of transcription produce?
A
DNA
B
RNA
C
tRNA
D
mRNA
*select an answer for all questions
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