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Fertilization Stages Sequence and Embryo Development Hypothesis Quiz

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Fertilization Stages Sequence and Embryo Development Hypothesis Quiz

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Questions and Answers

Which of the following is a function of the shoot system?

Anchor in ground

Absorb minerals

Photosynthesis (correct)

Absorb water

What is the most likely cause of the patient's body temperature maintaining higher than normal?

Up-regulation of the adrenaline receptors

Down regulation of the hypothalamus

Hypersecretion of thyroid hormone (correct)

Hyposecretion of mineralocorticoids

In comparing and contrasting testes and ovaries, which statement is TRUE?

Both are the sites of gametogenesis

Both contain cells targeted by LH and FSH (correct)

Only ovaries produce tropic hormones

Both produce estradiol and progesterone

If a sperm cell has defective egg receptors, which step of mammalian fertilization will be most directly prevented?

Acrosomal reaction Signup and view all the answers

Which of the following statements is an example of a tropism?

A plant orients its leaves toward a sunny window Signup and view all the answers

Which event occurs in the development of both sea urchins and humans?

Gastrulation Signup and view all the answers

What is the correct sequence of stages during fertilization?

Sperm reaches egg, levels of Ca2+ in cytoplasm rise, acrosome dissolves outer layer, first cleavage occurs, cortical granules release enzymes Signup and view all the answers

If a poison interferes with the notochord's ability to paracrine signal nearby tissue, what would be affected?

The somites Signup and view all the answers

From which embryonic germ layer does the notochord develop?

Mesoderm Signup and view all the answers

Which regulator/hormone pairs are CORRECTLY matched?

Corticoids - steroid Signup and view all the answers

What is the correct sequence of reproduction and embryonic development stages in humans?

Fertilization, secondary oocyte, blastocyst, gastrulation, embryo implants Signup and view all the answers

Which statements correctly describe the movement of water through the xylem of a plant?

Enters via the roots and moves from sink to source Signup and view all the answers