Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN: 9781305251052
Author: Michael Cummings
Publisher: Cengage Learning
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Chapter 2, Problem 5QP
Human haploid gametes (sperm and eggs) contain:
- a. 46 chromosomes, 46 chromatids
- b. 46 chromosomes, 23 chromatids
- c. 23 chromosomes, 46 chromatids
- d. 23 chromosomes, 23 chromatids
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The product of meiosis describes the following, except:
A. Produces somatic cells
B.Genetically distinct from each other.
C.Four haploid cells
D. Produces gametes
Diploid cells have
a. two chromosomes.b. two sets of chromosomesc. one set of chromosomes.d. two pairs of homologous chromosomes
In comparing somatic cells and gametes, somatic cells are
a. diploid with half the number of chromosomes.
b. haploid with half the number of chromosomes.
c. diploid with twice the number of chromosomes.
d. haploid with twice the number of chromosomes.
Chapter 2 Solutions
Human Heredity: Principles and Issues (MindTap Course List)
Ch. 2 - Prob. 1CSCh. 2 - Prob. 2CSCh. 2 - Prob. 3CSCh. 2 - Cell Structure Reflects Function What advantages...Ch. 2 - Assign a function(s) to the following cellular...Ch. 2 - How many autosomes are present in a body cell of a...Ch. 2 - Define the following terms: a. chromosome b....Ch. 2 - Human haploid gametes (sperm and eggs) contain: a....Ch. 2 - Prob. 6QPCh. 2 - Prob. 7QP
Ch. 2 - In the cell cycle, at which stages do two...Ch. 2 - Does the cell cycle refer to mitosis as well as...Ch. 2 - It is possible that an alternative mechanism for...Ch. 2 - Identify the stages of mitosis, and describe the...Ch. 2 - Why is cell furrowing important in cell division?...Ch. 2 - A cell from a human female has just undergone...Ch. 2 - During which phases of the mitotic cycle would the...Ch. 2 - Describe the critical events of mitosis that are...Ch. 2 - Mitosis occurs daily in a human being. What type...Ch. 2 - Speculate on how the Hayflick limit may lead to...Ch. 2 - How can errors in the cell cycle lead to cancer in...Ch. 2 - List the differences between mitosis and meiosis...Ch. 2 - In the following diagram, designate each daughter...Ch. 2 - Which of the following statements is not true in...Ch. 2 - Match the phase of cell division with the...Ch. 2 - A cell has a diploid number of 6 (2n = 6). a. Draw...Ch. 2 - A cell (2n = 4) has undergone cell division....Ch. 2 - We are following the progress of human chromosome...Ch. 2 - What is physically exchanged during crossing over?Ch. 2 - Compare meiotic anaphase I with meiotic anaphase...Ch. 2 - Provide two reasons why meiosis leads to genetic...
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- The part of meiosis that is similar to mitosis is_______. a. meiosis I b. anaphase I c. meiosis II d. interkinesisarrow_forwardIf a muscle cell of a typical organism has 32 chromosomes, how many chromosomes will be in a gamete of that same organism? a.8 b. 16 c. 32 d. 64arrow_forwardIn humans, sexual reproduction that produces an embryo, which then develops into a fetus, requires: a. Neither mitosis or meiosis b. Mitosis c. Both mitosis and meiosisarrow_forward
- Meiosis in males produces four spermatids, each of which contains: (a) 23 chromosomes. (b) 23 pairs of chromosomes. (c) the diploid number of chromosomes. (d) 46 pairs of chromosomes.arrow_forwardMitosis leads to ... A.)identical (or nearly identical) cells B.)four unique gametes C.)one cell with double the normal number of chromosomes D.)two genetically diverse cellsarrow_forwardMeiosis results in which what of the following? a.)2 haploid daughter cells b.)2 diploid daughter cells c.)4 haploid daughter cells d.)4 diploid daughter cellsarrow_forward
- If meiosis produce haploid cells, how is the diploid numberrestored for those organisms that spend most of their life cycle in the diploid state? a. DNA replication b. reverse transcription c. synapsis d. fertilizationarrow_forwardMeiosis explains whya. you inherited half of your DNA from each of your parents.b. the sister chromatids in a chromosome are identical to each other.c. each of your somatic cells contains the same DNA.d. zygotes contain half as much DNA as somatic cells.arrow_forwardMeiosis is a necessary part of sexual reproduction because it_____ . a. divides two nuclei into four new nuclei b. reduces the chromosome number for gametes c. gives rise to new allelesarrow_forward
- Humans produce skin cells by mitosis and gametes by meiosis. Which of the following statements about the nuclei of skin cells is correct? a. They contain half as much DNA as the nuclei of gametes produced by meiosis. b. They contain four times as much DNA as the nuclei of gametes produced by meiosis. c. They contain the same amount of DNA as the nuclei of gametes produced by meiosis. d. They contain twice as much DNA as the nuclei of gametes produced by meiosis.arrow_forwardAssume that a particular human cell is examined under a microscope, and it contains 22 autosomes and a Y chromosome. This cell is most likely to be: A. a gamete of a female B. a zygote C. a sperm cell. D. a polyploid cell E. a somatic cell of a malearrow_forwardThe process by which haploid cells are produced from diploid cells is called A( sexual reproduction. B) meiosis C) gameoto reduction D) mitosisarrow_forward
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