Immunocontraception Is Where the Immune System Is Induced to Make

question 17

Multiple Choice

Immunocontraception is where the immune system is induced to make antibodies to attack particular proteins involved in fertility. What is one such protein being looked at for this purpose?

• A) Testosterone
• B) The precursor protein for estrogen
• C) The protein in an egg membrane that allows the sperm in
• D) The protein that makes sperm cell tails wiggle strongly enough to get into an egg.
• E) The protein that makes sperm cell tails wiggle strongly enough to swim.

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Definitions:

Prophase I

The first stage of meiosis I during which chromosomes condense and homologous chromosomes pair up, leading to crossing-over.

Meiosis

A type of cell division that reduces the chromosome number by half, producing four haploid cells, crucial for sexual reproduction.

Figure Panel

A component of scientific publications, consisting of a series of related illustrations or images presented together to convey data or results.

Telophase II

A stage in meiosis II, the second division of meiosis, where the chromosomes arrive at opposite poles, and the nuclear envelope re-forms around them, leading to the formation of four daughter cells.