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BIO 182 EXAM 1 – ASU PRACTICE TEST BANK QUESTIONS WITH COMPLETE SOLUTIONS

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BIO 182 EXAM 1 – ASU PRACTICE TEST BANK QUESTIONS WITH COMPLETE SOLUTIONS Which of the following statements about mitosis are true? - Answer-C. Two genetically identical daughter cells are formed. Chromatin condenses to form discrete, visible chromosomes - Answer-D. during prophase - A...

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  • October 5, 2024
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  • 2024/2025
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  • bio 182 exam 1 asu practice
  • bio 182 exam 1 asu practice test bank questions

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BIO 182 EXAM 1 – ASU PRACTICE
TEST BANK QUESTIONS WITH
COMPLETE SOLUTIONS
Which of the following statements about mitosis are true? - Answer-C. Two genetically
identical daughter cells are formed.

Chromatin condenses to form discrete, visible chromosomes - Answer-D. during
prophase

- Answer-somatic cells (cells of the body)

1/29 Mature nerve cells are incapable of cell division, so they are most likely in -
Answer-A. G1 phase

1/29 If a cell is going from diploid(2n) to haploid(1n) daughter cells, is it mitosis or
meiosis? - Answer-It is Meiosis.

1/29 Meiosis occurs where in the body? (for reproduction) - Answer-In the gonads
- testes and ovaries in animals.
Produces gametes (egg and sperm)

1/29 Fact card : Meiosis - Answer-consists of 2 nuclear divisions but DNA only
replicates once.

1/ 29 What is another name for Meiosis 1? and why? - Answer-Reduction division

1/ 29 STEPS OF MEIOSIS - Answer-Meiosis I
Prophase I
Metaphase I
Anaphase I
Telophase I
Meiosis II
Prophase II
Metaphase II
Anaphase II
Telophase II

1/ 29 What is crossing over? - Answer-crossing over is when the homo pairs line up and
break at that point and switch information(DNA).

, 1/29 What is the end product after telophase 2? - Answer-4 gametes! :)

1/29 What is the difference between mitosis and meiosis 2? - Answer-DNA does not
replicate prior to meiosis II

In meiosis II the sister chromatids may not be identical because of crossing over

The number of chromosomes at the equatorial plate in meiosis II is half the number of
those in mitosis

1/29 DNA replication occurs in which phase? - Answer-in the S phase.

1/29 In what phase does crossing over happen? - Answer-Prophase 1

1/ 29 What is the term for meiosis in humans concerning males? - Answer-
Spermatogenesis
- begins in puberty, ends at death
- testes

1/ 29 What is the term for meiosis in humans concerning females? - Answer-Oogenesis
- ovaries
- meiosis 1 begins before birth
- stay in prophase 1 until mustard cycle begins

1/29 Why don't we have a complete egg cell if there is a complete sperm cell? - Answer-
Answer this l8r.

What happens if something goes wrong in the disjunction of the cells? - Answer-
Gametes with too few or too many chromosomes (anueploidy).

- trisomy of chromosome 21 = Down's syndrome
- extra X chromosome in males = Klinefelter syndrome

The exchange of genetic material between chromatids on homologous chromosomes
occur during - Answer-C. Prophase 1

Learning objectives - Answer-- mindless law of segregation
- define general terms in mendles genetics

Mendel Vocabulary - Answer-

Inheritance/ heredity - Answer-The transmission of traits from one generation to the
next.

Variation - Answer-Offspring differ somewhat in appearance from parents and siblings.

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