Anatomy & Physiology
5th Edition
ISBN: 9780321861580
Author: Marieb, Elaine N.
Publisher: Pearson College Div
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Textbook Question
Chapter 26, Problem 8RQ
The normal diploid number of human chromosomes is (a) 48, (b) 47, (c) 46, (d) 23, (e) 24.
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Students have asked these similar questions
Human cells normally have 46 chromosomes. For each of the following stages, state the number of chromosomes present in the particular cell.a) metaphase of mitosisb) metaphase I of meiosis
c) telophase of mitosisd) telophase I of meiosis
e) telophase II of meiosis
(Remember that a pair of attached chromatids count as one chromosome.)
Which of the following statements about homologous chromosomes is accurate? Select all that apply.
A.)They are the same as sister chromatids.
B.) They are genetically identical.
C.) They pair during mitosis.
D.) They pair during meiosis.
E.) They are genetically similar.
Human cells normally have 46
chromosomes. For each of the
following stages, state the number
of chromosomes present in a
human cell: (a) metaphase of
mitosis (b) metaphase I of meiosis
(c) telophase of mitosis (d)
telophase I of meiosis (e) telophase
Il of meiosis.
Chapter 26 Solutions
Anatomy & Physiology
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Mitosis differs from meiosis in the following ways EXCEPT:(a) Mitosis results in a full complement of chromosomesin two cells, whereas meiosis results in four cells havinghalf the number of chromosomes.(b) In mitosis, all chromosomes are replicated, whereas inmeiosis, only half are replicated.(c) Mitosis only occurs in somatic or body cells, whereasmeiosis occurs in production of gametes or sex cells.(d) None of the above.(e) a and c onlyarrow_forwardIn a diploid cell, two homologous chromosomes are: A) similar , but from two different species B) mirror images of each other C) similar, but from two different people D) identical to each other E) copies of each otherarrow_forwardOverall, meiosis and mitosis are analogous processes involving many of the same proteins. However, some proteins function uniquely in each of these cell-division events. Explain the meiosis-specific function of the following: (a) Ime2, (b) Rec8, (c) monopolin.arrow_forward
- A human cell containing 22 autosomes anda Y chromosome is(A) a sperm.(B) an egg.(C) a zygote.(D) a somatic cell of a malearrow_forward2). What is the diploid number (2n = ?) of an organism if it has a) 12 chromosomes at Anaphase of Mitosis? b) 12 chromosomes at Anaphase I of Meiosis? c) 12 chromosomes at Anaphase II of Meiosis?arrow_forwardb) The body cells of chickens have 78 chromosomes in their nuclei.(i) State the number of chromosomes found in each sex cell of a chicken.arrow_forward
- In a diploid cell in which 2n = 14, how many telomeresare there in each of the following phases of the cellcycle?(a) G1 (c) prophase of mitosis(b) G2 (d) telophase of mitosisarrow_forwarda)What is the synaptonemal complex? b)Why are the X and Y chromosomes not considered homologous even though they recombine at the PAR region? c)What is unique about the Y chromosome?arrow_forwarda) In which stage of mitosis do chromosomes condense? (b) If a eukaryotic organism has a total of 34 chromosomes, how many pairs will the chromosomes be arranged in? (c) Define homologous chromosomes.arrow_forward
- If the DNA content of a diploid cell in the G1 phase of the cellcycle is x, then the DNA content of the same cell at metaphaseof meiosis I will be(A) 0.25x. (B) 0.5x. (C) x. (D) 2xarrow_forwardHomologous chromosomes are (a) the same thing as sister chromatids. (b) a pair of chromosomes of the same kind. (c) identical copies of the same chromosome. (d) always haploid.arrow_forwardConsider a diploid organism with three non-homologous chromosomes 1.) Which image depicts a cell in Anaphase of mitosis? (Refer to picture 1) 2.) Which image depicts a cell in prophase 1 of meiosis? (Refer to picture 2)arrow_forward
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