Which of the following are similar in structure to cholesterol?
A) leptin and serotonin
B) luteinizing hormone and insulin
C) melanocyte-stimulating hormone and vasopressin
D) testosterone, estradiol, and cortisol
D
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Myeloid stem cells give rise to all formed elements in the blood EXCEPT
A. lymphocytes. B. erythrocytes. C. basophils. D. monocytes. E. platelets.
In regards to a species' life history, equilibrium species
A. have only a few offspring. B. are short lived. C. reproduce at an early age. D. have a large number of offspring. E. give very little care to their offspring.
What triggers the entry of a cell into mitosis?
a) the addition of inhibitory phosphate groups to Cdk1 by the Wee1 kinase b) the removal of inhibitory phosphase groups from Cdk1 by the Wee1 kinase c) the addition of inhibitory phosphate groups to Cdk1 by the Cdc25 phosphatase d) the removal of inhibitory phosphate groups from Cdk1 by the Cdc25 phosphatase
If fluid is leaving a capillary and entering the tissue, which of the following statements is true?
A. This is the venous end of the capillary. B. Plasma proteins are able to leave the capillary. C. The net pressure is in. D. Blood pressure is higher than osmotic pressure. E. Red blood cells are able to leave the capillary.