BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 38, Problem 2SA
Summary Introduction
Introduction:
There are a number of animals present in the environment. Animals can live in a variety of habitats. All the animals have the capability to produce their offsprings by the process of reproduction. The offspring matures and reproduces to form the next generation of animals. Reproduction is a very important process as it maintains the existence of an organism in the world.
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Chapter 38 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 38 - Prob. 1SACh. 38 - Prob. 2SACh. 38 - Testosterone is secreted by the _______. a. testes...Ch. 38 - Prob. 4SACh. 38 - Prob. 5SACh. 38 - Prob. 6SACh. 38 - Match each term with the most suitable...Ch. 38 - Prob. 8SACh. 38 - A human blastocyst normally implants in...Ch. 38 - Put these human developmental events in order,...
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- During embryonic development, unique cell layers develop into specific groups of tissues or organs during a stage called ________. a. the blastula stage b. the germ layer stage c. the gastrula stage d. the organogenesis stagearrow_forwardSperm are produced in the ________. a. scrotum b. seminal vesicles c. seminiferous tubules d. prostate glandarrow_forwardContact with the zona pellucida triggers ___________, causing sperm to release digestive enzymes that break down the ___________. Group of answer choices a. capacitation/corona radiata b. capacitation/zona pellucida c. the acrosome reaction/zona pellucida d. the acrosome reaction/corona radiataarrow_forward
- Sperm and ova are similar in terms of ________. a. size b. quantity produced per year c. chromosome number d. flagellar motilityarrow_forwardChemicals that affect certain body organs a. testosterone b. hormones c. estradiol d. inhibinarrow_forwardIn the follicular phase of the menstrual cycle the pituitary gland secretes FSH that stimulates the egg cells in the ovaries to ____________. * a. Rupture b. Grow c. Impregnate d. All of the above.arrow_forward
- Binding of a sperm to an oocyte plasma membrane causes the oocyte to______ . a. enter an oviduct c. secrete estrogen b. complete meiosis II d. expel its nucleusarrow_forwardThe 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_forwardThe outermost germ layer in a vertebrate gastrula is the____ . a. endoderm c. mesoderm b. ectoderm d. dermisarrow_forward
- Without the motility of this structure in the female reproductive system, the ovulated egg would not make it to the fallopian tube. a. Corpus luteum b. Antrum c. Fimbrae d. Placenta e. Cervixarrow_forwardGenetically unique individuals are produced through ________. a. sexual reproduction b. parthenogenesis c. budding d. fragmentationarrow_forwardCombination birth control pills exploit the _______________-feedback effect _______________ has on _______________ to prevent follicle maturation. a. positive; GnRH; progesterone b. positive; estrogen; GnRH c. negative; progesterone; GnRH d. negative; estrogen; GnRHarrow_forward
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Embryology | Fertilization, Cleavage, Blastulation; Author: Ninja Nerd;https://www.youtube.com/watch?v=8-KF0rnhKTU;License: Standard YouTube License, CC-BY