In order for all hormones to cause a response, they must first bind to an appropriate receptor on the target cell's membrane.

a. true
b. false


Answer: b. false

Biology & Microbiology

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In cellular respiration, glucose is _____ to CO2 and oxygen is _____ to water

A. oxidized; reduced B. reduced; oxidized C. deoxygenated; phosphorylated D. phosphorylated; deoxygenated E. oxidized; oxidized

Biology & Microbiology

Which of the following is not normally a component of a ribonucleotide?

A. a phosphate group B. a ribose C. uracil D. thymine E. adenine

Biology & Microbiology

The proplastids associated with giving flowers and fruits their distinctive colors are the

A) chloroplasts. B) elaioplasts. C) amyloplasts. D) chromoplasts. E) plastids.

Biology & Microbiology

PKU can be detected by

a. prenatal karyotyping. b. urine analysis at birth. c. blood tests at birth. d. saliva tests. e. both urine analysis and blood tests at birth.

Biology & Microbiology