Answer the following questions true (T) or false (F)
1. Double fertilization occurs within the embryo sac in the carpels of angiosperms.
2. The fruit that surrounds a seed provides the primary nourishment for the germinating embryo.
3. Although they may look different, all fruits come from one carpel and produce one seed.
1. TRUE
2. FALSE
3. FALSE
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Compare and contrast the pathogenicity of Clostridium botulinum and Clostridium tetani, including mechanisms of action of their toxins and disease manifestations
What will be an ideal response?
Which of the following is not an assumption in the Hardy-Weinberg equilibrium and will result in a change in allele frequency?
A. no natural selection B. random mating C. individuals immigrate or emigrate D. a very large population E. mutations do not occur
The ________ divides the left and right chambers inside the nose
Fill in the blank(s) with correct word
"Saturated" fats __________.
A. are composed of at least three fatty acid molecules attached to a glycerol molecule B. contain only single bonds in their fatty acid tails C. are hydrophilic D. mix easily with water