Preserved remains or traces of organisms that lived in the past are known as___

Fill in the blank(s) with the appropriate word(s).


Answer: fossils

Biology & Microbiology

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Sugars and phosphates are held together in a DNA molecule by a(n) ____________________ bond

Fill in the blank(s) with correct word

Biology & Microbiology

Which hormone, secreted by glands in the intestine and stomach after a meal, acts to suppress the appetite?

a. ghrelin b. leptin c. PYY d. gastrin e. pepsin

Biology & Microbiology

Which of the following tissues/organs is NOT a member of the endocrine system?

A) kidney B) salivary gland C) adrenal gland D) thyroid gland E) stomach

Biology & Microbiology

A DNA molecule has the sequence AGTTCAACT. The equivalent RNA molecule would have the sequence ________

A) AGTTCAACT B) AGUUCAACU C) UGTTCUUCT D) UGUUCUUCU

Biology & Microbiology