Examlex
Which of the following is a zwitterion?
Acrosomes
Enzyme-cap structures at the tip of sperm cells that help penetrate the egg during fertilization.
Nutrients
Nutrients are substances obtained from food that are vital for growth, metabolism, and for other body functions.
Hormones
Hormones are chemical messengers produced by the endocrine glands that regulate various functions of the body like growth, metabolism, and reproduction.
Asexual Reproduction
The process by which an organism creates a genetically identical copy of itself without the involvement of sexual gametes.
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