"Germination" can refer to two different events
A. the development of the flower, and the growth of the seedling from the seed.
B. the development of the fruit from the ovary, and the growth of the seedling from the seed.
C. the growth of the pollen tube into the embryo sac, and the growth of the seedling from the seed.
D. the arrival of the pollen grain at the ovule, and the growth of the seedling from the seed.
Answer: C
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Which of the following statements about myoglobin is false?
A. When fully saturated, myoglobin carries more O2 molecules than hemoglobin. B. Myoglobin is found within vertebrate muscle cells. C. Myoglobin has a greater affinity for O2 than hemoglobin. D. Myoglobin binds O2 more tightly than hemoglobin. E. None of the answer options is false.
These results indicate which of the following?
A) Brown is dominant to black. B) Black is dominant to brown and to yellow. C) Yellow is dominant to black. D) There is incomplete dominance. E) Epistasis is involved.
An mRNA molecule leaves the nucleus containing the following base sequence: CAC GUA GUA CCC. Which is the correct complementary base sequence for translation?
A. CAC GUA GUA CCC B. CAC GTA GTA CCC C. GUG CAU CAU GGG D. GTG CAT CAT GGG
The overall effect of renin release will be to
A. inhibit aldosterone secretion. B. lower blood volume. C. decrease hydrogen ion excretion and decrease sodium and bicarbonate ion absorption. D. increase blood volume and pressure. E. lower blood pressure.