Mendel, in working with monohybrid crosses, discovered that alleles are discrete entities, typically showing two variations per trait. These variations can be separated from each other and observed in the resultant offspring. This was the basis of Mendel's law of ________.
Fill in the blank(s) with the appropriate word(s).
segregation
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Based on four generations of data, does the inheritance of this trait appear to be related to the sex of the offspring?
a. Yes b. No
Ethanol is an inhibitor of ADH. Therefore, a person
consuming a mixed drink excretes a. less water because ADH promotes reabsorption. b. the alcohol because ADH cannot degrade it. c. ketone bodies formed from the alcohol. d. more water because ADH normally promotes reabsorption. e. more water plus the alcohol due to the ADH inhibition.
Oxygen moves from alveoli to the bloodstream
a. because the concentration of oxygen is greater in alveoli than in the blood. b. mainly due to the activity of carbonic anhydrase in the red blood cells. c. by using the assistance of carbaminohemoglobin. d. through active transport. e. because the concentration of carbon dioxide is greater in alveoli than in the blood.
If a changing environment increases rates of evolution, why do we see an increase in extinction rates following rapid global catastrophes?
What will be an ideal response?