Glyceraldehyde 3-Phosphate (G3P)

question 50

Multiple Choice

Glyceraldehyde 3-phosphate (G3P)

• A) is exported from the cytosol to the chloroplast.
• B) is converted to glucose in the chloroplast and cytosol.
• C) is a four-carbon molecule.
• D) contains carbon and phosphate but no oxygen atoms.
• E) is insoluble in water.

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Definitions:

Acrosome

A vesicle at the tip of a sperm cell that helps the sperm penetrate the egg.

Zona Pellucida

A glycoprotein layer surrounding the plasma membrane of mammalian oocytes, crucial for fertilization.

Corona Radiata

A layer of cells that surround the oocyte, both in the ovarian follicle and after ovulation, playing a crucial role in fertilization.

Fertilization

The process involving the fusion of a sperm and an egg cell, leading to the formation of a zygote and initiating embryonic development.