Biology, 18.03.2020 03:29 thefandomarmy24
Orchid seeds are tiny, with virtually no endosperm and with miniscule cotyledons. If such seeds are deposited in a dark, moist environment, then which of the following represents the most likely means by which fungi might assist in seed germination, given what the seeds lack?
a. by transferring some chloroplasts to the embryo in each seed
b. by providing the seeds with water and minerals
c. by providing the embryos with some of the organic nutrients the fungi have absorbed
d. by strengthening the seed coat that surrounds each seed
Answers: 1
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The current thought on the structure of the cell membrane is: a. a static phosphate sandwich of lipids b. a fluid-mosaic of phospholipids and proteins c. a bilayer of proteins with static lipid molecules d. an impermeable bilayer of protein molecules e. a static and permeable phospholipid single layer
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1. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 50%25%0%100% 2. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 0%100%50%25%(picture 1 is for question 1, and picture 2 is for question 2)
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Orchid seeds are tiny, with virtually no endosperm and with miniscule cotyledons. If such seeds are...
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