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