​The Earliest Cells Most Likely ____

question 8

Multiple Choice

​The earliest cells most likely ____.

• A) ​were prokaryotic cells
• B) ​did not have a nucleus but had membrane-bound organelles
• C) ​used oxygen gas in order to thrive successfully
• D) ​used energy from the sun
• E) ​were multicellular

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Definitions:

LH

Luteinizing hormone, a hormone secreted by the anterior pituitary gland that plays a key role in controlling the function of ovaries in women and testes in men.

Corpus Luteum

A temporary endocrine structure in female ovaries, formed after ovulation, which secretes hormones, primarily progesterone, to maintain early pregnancy.

Sperm

Male gametes responsible for fertilizing female gametes during sexual reproduction.

Oocyte

Immature egg.