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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Which cell contributes the necessary nutrition to the growing zygote?
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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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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
- If an egg cell were treated with EDTA, a chemical that bindscalcium and magnesium ions,(A) the acrosomal reaction would be blocked.(B) the fusion of sperm and egg nuclei would be blocked.(C) the fast block to polyspermy would not occur.(D) the fertilization envelope would not form.arrow_forwardThe process of gastrulation forms the _______. a. blastula b. zygote c. organs d. germ layersarrow_forwardA human blastocyst normally implants in ................. a. an oviduct c. the uterus b. a seminiferous tubule d. the vaginaarrow_forward
- ___________ removes webs between developing digits. a. Gastrulation c. Apoptosis b. Lactation d. Implantationarrow_forwardHermaphroditism (a) is a form of asexual reproduction (b) occurs when an unfertilized egg develops into an adult animal (c) is a form of sexual reproduction in which an animal produces both eggs and sperm (d) typically involves self-fertilization (e) typically requires only a male animalarrow_forwardEgg and sperm cells are... A. Gametes B. Diploid C. Somatic cells D. Zygotesarrow_forward
- In females, meiosis is not completed (a) until birth. (b) until puberty. (c) until fertilization occurs. (d) until ovulation occurs.arrow_forwardThe main function of the acrosome reaction is to (a) activate the egg (b) improve sperm motility (c) prevent interspecific fertilization (d) facilitate penetration of the egg coverings by the sperm (e) cause fusion of the sperm and egg pronucleiarrow_forwardDuring 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_forward
- In human beings, after fertilisation, the structure which gets embedded in the wall of uterus is: (a) ovum (b) embryo (c) foetus (d) zygotearrow_forwardThe zona pellucida is important in mammals because it... a. induces polyspermy. b. induces compaction. c. inhibits implantation of the embryo until the embryo reaches the uterus. d. inhibits the formation of twins.arrow_forwardEndoderm, Mesoderm, and Ectoderm are formed during ________. a. Gametogenesis b. Cleavage c. Gastrulation d. Organogenesisarrow_forward
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