Which statement about protein transporters is FALSE?
A) Hemoglobin transports oxygen from the lungs to the cells.
B) Some transport proteins act as "pumps."
C) Iron is captured in an intestinal cell by a protein.
D) Transport proteins within a cell membrane pick up and release sodium and potassium across the membrane.
E) Active transport systems require no energy.
Correct Answer:
Verified
Q31: The process whereby messenger RNA directs the
Q32: If a nonessential amino acid is not
Q33: The process of messenger RNA being made
Q34: When amino acids are deaminated,the immediate products
Q35: For whom is nitrogen balance typically positive?
A) Pregnant
Q37: What amino acid is used to synthesize
Q38: Which protein,acting as a hormone,regulates blood glucose?
A) Oxytocin
B) Prolactin
C) Thyroxine
D) Antidiuretic
E) Insulin
Q39: Antibodies are _.
A) buffers
B) Edema-causing
C) giant protein molecules
D) large peptide molecules
E) carbons
Q40: To build a bone or tooth,cells first
Q41: The protein RDA for adults is _
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