Cellular respiration can be described as the conversion of the energy ________
A) of sunlight to energy stored in organic compounds
B) stored in food molecules to energy stored in ATP
C) stored in ATP to energy stored in food molecules
D) stored in ATP to energy used to do work
B
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Like ____, phosphorus can only be taken up by
plants in ____. a. carbon; ionized form b. nitrogen; compounds c. nitrogen; ionized form d. hydrogen; ionized form e. carbon; compounds
An obstetrician knows that one of her patients is a pregnant woman whose fetus is at risk for a serious disorder that is detectable biochemically in fetal cells. The obstetrician would most reasonably offer which of the following procedures to her patient?
A) karyotyping of the woman's somatic cells B) X-ray C) amniocentesis or CVS D) blood transfusion
Identify how the HAART works when used on a patient that has contracted HIV.
A. Entry inhibitors in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes. AZT will interfere with the conversion of viral RNA into the cellular proteins and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. B. AZT in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes. Inhibitors will interfere with the conversion of viral RNA into DNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. C. Entry inhibitors in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes. AZT will interfere with the conversion of viral DNA into RNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. D. Entry inhibitors in HAART will prevent the HIV virus from binding to the CD4 receptors on the cell membranes. AZT will interfere with the conversion of viral RNA into DNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell. E. Entry inhibitors in HAART will prevent the HIV virus from fitting through the protein channels of the cell membranes. AZT will interfere with the conversion of viral DNA into RNA and the integrase inhibitors prevent HIV from inserting its DNA into the host cell.
At rest, veins hold about ____ percent of the body's blood.
A. 40 B. 50 C. 60 D. 70 E. 80