Study Guide for Campbell Biology
11th Edition
ISBN: 9780134443775
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman, Peter V. Minorsky, Jane B. Reece, Martha R. Taylor, Michael A. Pollock
Publisher: PEARSON
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Chapter 46, Problem 4TYK
Summary Introduction
Introduction Meiosis takes place during the sexual reproduction. It is a process of cell division where the chromosome number is reduced to half. The purpose of meiosis is the formation of gametes.
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Which one is not a product of Meiosis I in gametogenesis?*
A.Secondary oocyte
B.First polar body
C.Secondary spermatocyte
D.Second polar body
Which of the following structure is controlling the rate of spermatogenesis?
a.Sertoli cells
b.Leydig cells
c.Spermatogonium
d.Spermatids
Identify the structure that supports the development of sperm cells.
Select one:
a. D, which is the Sertoli cell
b. A, which is the spermatocyte
c. C, which is the sperm cell
d. B, which is the interstitial cell
Chapter 46 Solutions
Study Guide for Campbell Biology
Ch. 46 - a. What adaptive advantages may asexual...Ch. 46 - Prob. 2IQCh. 46 - Prob. 3IQCh. 46 - Prob. 4IQCh. 46 - Fill in the blanks in the following description of...Ch. 46 - In the following diagram of the human female...Ch. 46 - Prob. 7IQCh. 46 - Prob. 8IQCh. 46 - Prob. 1SYKCh. 46 - Answer the following questions concerning the...
Ch. 46 - Prob. 3SYKCh. 46 - Prob. 1TYKFCh. 46 - Prob. 2TYKFCh. 46 - Prob. 3TYKFCh. 46 - Prob. 4TYKFCh. 46 - ______ common opening of digestive, excretory, and...Ch. 46 - Prob. 6TYKFCh. 46 - Prob. 7TYKFCh. 46 - Prob. 8TYKFCh. 46 - Prob. 9TYKFCh. 46 - Prob. 10TYKFCh. 46 - Prob. 1TYKCh. 46 - Prob. 2TYKCh. 46 - Prob. 3TYKCh. 46 - Prob. 4TYKCh. 46 - Prob. 5TYKCh. 46 - Prob. 6TYKCh. 46 - Which of the following statements correctly...Ch. 46 - What is the role of the corpus luteum in...Ch. 46 - The secretory phase of the uterine cycle a. begins...Ch. 46 - Prob. 10TYKCh. 46 - Prob. 11TYKCh. 46 - Choose from the following hormones to answer...Ch. 46 - Prob. 13TYKCh. 46 - Prob. 14TYKCh. 46 - Prob. 15TYKCh. 46 - Prob. 16TYKCh. 46 - Prob. 17TYK
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- 1. If there are around 200M point spermatozoa in the seminal fluid, estimate how many spermatocytes was present during spermatocytogenesis? A. 50 spermatocytes B. 100 spermatocytes C. 150 spermatocytes D. 200 spermatocytes 2. Five spermatocyte can give rise to A. 5 spermatozoa B. 10 spermatozoa C. 15 spermatozoa D. 20 spermatozoaarrow_forwardWhat is the primary source of estrogen and progesterone during the first ten weeks of pregnancy? a. Ovarian follicle b. Placenta c. Corpus luteum d. Anterior pituitaryarrow_forwardWhich of the following statements correctly describes the function of the Sertoli cells? a. Stimulate spermatogenesis b. Support the developing sperm cells c. Control the overproduction of testosterone d. Store testosterone in the testesarrow_forward
- Which structure contains a primary oocyte, several layers of granulosa cells, and an antrum? a. primordial follicle b. primary follicle c. antral follicle d. mature folliclearrow_forwardThe result of spermatogenesis is: A. 4 viable haploid spermatids B. 1 viable haploid spermatid and 3 haploid polar bodies C. 4 Viable diploid spermatids D. 1 viable diploid spermatids and 3 diploid polar bodiesarrow_forwardhow many tetrads are present in a primary spermatocyte undergoing synapsis?a. 23b. 44c. 22d. 46arrow_forward
- The thickness of a female’s endometrium changes in response to other events. What event is indicated by the arrow? A. implantation B. Menopause C. Ovulation D. menstrual flow D. A Healthyarrow_forwardWhat is the relationship between a primary spermatocyteand a spermatogonium?a. They are genetically identical.b. The spermatocyte is haploid and the spermatogonium is diploid.c. The spermatocyte has a flagellum; the spermatogonium does not.d. Both b and c are correctarrow_forwardIn humans, how many functional gametes are produced by spermatogenesis and oogenesis? Select one: a. Spermatogenesis Oogenesis One Four b. Spermatogenesis Oogenesis Four One c. Spermatogenesis Oogenesis Four Four d. Spermatogenesis Oogenesis One Onearrow_forward
- What is the order of anatomical structures through which a sperm cell passes during maturation and expulsion from the body? 1. vas deferens, 2. epididymis, 3. urethra A.3-2-1 B.2-3-1 C.2-1-3 D.1-2-3arrow_forwardWhich hormone signals ovulation? a. FSH b. LH c. inhibin d. estrogenarrow_forwardWhich is/are true concerning chromosomal sex determination? a. Anyone born with two x chromosomes is a male b. Sperm always contain Y chromosomes c. Testis Determining Factor is produced by the SRY allele present on the Y chromosome d. Under normal circumstances, a human embryo that has both and X and a Y chromosome is male.arrow_forward
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