In nearly all cases, the one-way flow of energy through the biosphere starts with energy input from:
a. aerobic respiration
b. the sun
c. deoxyribonucleic acid
d. ATP
Answer: b. the sun
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Match the following items with the correct phrases.
_______1. Example of the immunity that results from the body's response to an invading microorganism. _______2. Example of the immunity that results from the body's response to a vaccine. _______3. Example of antibodies that a person receives in an injection of gamma globulin (immune serum globulin). _______4. Examples of maternal antibodies that a fetus receives across the placenta and maternal antibodies that an infant receives in colostrum. a. artificial active acquired immunity b. artificial passive acquired immunity c. natural active acquired immunity d. natural passive acquired immunity
The light-dependent reactions of photosynthesis take place in the ______, while the light-independent reactions occur in the ____ of the chloroplast
1.Thylakoid membranes, stroma
2.Stroma, thylakoid membrane
3.Outer membrane, stroma
4.ribosome, outer membrane
Which of the following hormones increases blood pressure by constricting arterioles all over the body?
A) Angiotensin B) Aldosterone C) ADH D) Erythropoietin
The genus of pathogenic cocci responsible for a wide range of human disease and whose members grow in chains is (Staphylococcus/Streptococcus/Enterococcus).
Fill in the blank(s) with the appropriate word(s).