Many coenzymes are which type of molecule?
a. lipids
b. sugars
c. carbohydrates
d. vitamins
e. proteins
ANSWER: d
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Carbon fixation is a reduction reaction that converts inorganic CO2 into an organic molecule
a. True b. False
A couple, both carriers of cystic fibrosis (CF) alleles, can decrease their odds of having a child with CF by performing an in vitro fertilization procedure and screening the embryo for the CF alleles. This process is called
A. polymerase chain reaction. B. gene therapy. C. genetic typing. D. preimplantation genetic diagnosis. E. cloning and testing the unborn child.
Which of the following systems is the first to begin
development in the human embryo? a. nervous system b. excretory system c. reproductive system d. skeletal system e. endocrine system
The solubility of oxygen in water will change in which way when the water temperature is lowered?
A. No change will occur B. The solubility will first decrease then increase C. The solubility will increase D. The solubility will decrease