CAMPBELL BIOLOGY,VOL.II >CUSTOM<
17th Edition
ISBN: 9781323803677
Author: Urry
Publisher: PEARSON
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Chapter 46, Problem 8TYU
Summary Introduction
Introduction:
The process of human reproduction is initiated with the conception of male sperm and a female egg to produce another human being. Pregnancy is initiated after the fertilized egg is implanted in the uterus. The embryo grows and develops in the female uterus.
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Which of the following characterizesparthenogenesis?(A) An individual may change its sex during itslifetime.(B) Specialized groups of cells grow into newindividuals.(C) An organism is first a male and then a female.(D) An egg develops without being fertilized.
In human beings, after fertilisation, the structure which gets embedded in the wall of uterus is:
(a) ovum
(b) embryo
(c) foetus
(d) zygote
Tell the difference (if any) between each of the following pairs of sound-alike terms: (a) sperm and spermatocyte, (b) epididymis and duct of epididymis, (c) ovarian ligament and suspensory ligament of the ovary, (d) vulva and vestibule, (e) spermatogenesis and spermiogenesis.
Chapter 46 Solutions
CAMPBELL BIOLOGY,VOL.II >CUSTOM<
Ch. 46.1 - Compare and contrast the outcomes of asexual and...Ch. 46.1 - Parthenogenesis is the most common form of asexual...Ch. 46.1 - WHAT IF? If a hermaphrodite self-fertilizes, will...Ch. 46.1 - Prob. 4CCCh. 46.2 - How does internal fertilization facilitate life on...Ch. 46.2 - What mechanisms have evolved in animals with (a)...Ch. 46.2 - MAKE CONNECTIONS What are the shared and distinct...Ch. 46.3 - Why might frequent use of a hot tub make it harder...Ch. 46.3 - Prob. 2CCCh. 46.3 - WHAT IF? If each vas deferens in a male was...
Ch. 46.4 - How are the functions of FSH and LH in females and...Ch. 46.4 - How does an estrous cycle differ from a menstrual...Ch. 46.4 - WHAT IF? If a human female begins taking...Ch. 46.4 - Prob. 4CCCh. 46.5 - Prob. 1CCCh. 46.5 - In what ways are tubal ligation and vasectomy...Ch. 46.5 - Prob. 3CCCh. 46 - Would a pair of haploid offspring produced by...Ch. 46 - Identify which of the following, if any, are...Ch. 46 - How does the difference in size and cellular...Ch. 46 - Prob. 46.4CRCh. 46 - Prob. 46.5CRCh. 46 - Prob. 1TYUCh. 46 - In male mammals, excretory and reproductive...Ch. 46 - Prob. 3TYUCh. 46 - Prob. 4TYUCh. 46 - Prob. 5TYUCh. 46 - Prob. 6TYUCh. 46 - Prob. 7TYUCh. 46 - Prob. 8TYUCh. 46 - DRAW IT In human spermatogenesis, mitosis of a...Ch. 46 - Prob. 10TYUCh. 46 - SCIENTIFIC INQUIRY You discover a new egg-laying...Ch. 46 - WRITE ABOUT A THEME: ENERGY AND MATTER In a short...Ch. 46 - SYNTHESIZE YOUR KNOWLEDGE A female Komodo dragon...
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- In females, meiosis is not completed (a) until birth. (b) until puberty. (c) until fertilization occurs. (d) until ovulation occurs.arrow_forwardWhich of the following statements about reproduction in humans is correct? (a) Fertilisation takes place externally. (b) Fertilisation takes place in the testes. (c) During fertilisation egg moves towards the sperm. (d) Fertilisation takes place in the human female.arrow_forwardIdentify the incorrect statement about the female reproductive system? (A) granulosa cells produce the hormone estrogen (B) birth control pills are chemically altered to pass through the liver(C) the zona pellucida regulates the sperm is human(D) the corona radiata is left in the follicle after ovulationarrow_forward
- This organ secretes which of the following: (A) spermatozoa (B) zinc and spermicine (C) prostaglandins and fructose (D) mucousarrow_forwardIf fertilization is to occur, a secondary oocyte must encounter sperm during the first _______ of its passage. (a) 1 to 5 hours (b) 6 to 11 hours (c) 12 to 24 hours (d) 25 to 36 hours.arrow_forwardMovement of spermatozoa through this component of the male reproductive pathway (6) occurs during the same phase of sexual activity as which of the following? (A) nitric oxide release (B) movement of sperm through the epididymis (from the head to the tail) (C) release of prostatic secretions (D) movement of sperm through the penile urethra (E) A and B (F) B and C (G) C and D (H) B, C, and Darrow_forward
- If human fetus were exposed to very low levels of both testosterone and estrogen during prenatal development, how would the sexual anatomy appear? Why?arrow_forwardAfter fertilisation, the resulting cell which gives rise to a new individual is the: (a) embryo (b) ovum (c) foetus (d) zygotearrow_forwardWhich of the following is not properly paired?(A) seminiferous tubule—cervix(B) vas deferens—oviduct(C) testosterone—estradiol(D) scrotum—labia majoraarrow_forward
- Select the conditions that would be present in a genetic male fetushaving a mutation that causes the synthesis of an ineffective müllerian-inhibiting hormone.(1) Male internal reproductive structures develop.(2) Male internal reproductive structures do not develop.(3) Female internal reproductive structures develop.(4) Female internal reproductive structures do not develop.(5) Male external genitalia develop.(6) Female external genitalia develop.a. 2,4,6b. 1,3,5c. 1,2,6d. 2,3,5arrow_forwardExplain how a spermatogonium, containing a diploid number of chromosomes, develops into four functional sperm, each containing a haploid number of chromosomes. In what significant way(s) does oogenesis differ from spermatogenesis?arrow_forwardWhich structure is part of the female reproductive organ? A (A) A (В) В (C) С (D) D B D.arrow_forward
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