Answer the following questions true (T) or false (F)
1. Canned foods are prepared using the same temperature as is used for autoclaving.
2. Through recombinant DNA technology, many plants now can manufacture their own Bt toxin, which improves fermentation.
3. Reducing the water content of food is a highly effective way of reducing food spoilage.
1. FALSE
2. FALSE
3. TRUE
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One advantage of cross-pollination in plants would be to provide:
A. different forms of double fertilization B. more healthy seeds C. better embryos for the seed to grow D. a better chance for germination on the stigma E. more exchange of genetic information
Which of the following is the term for salt-tolerant plants such as those found in estuaries?
a. charophytes b. glaucophytes c. halophytes d. streptophytes
Guidelines for the assignment of sex for an individual include
A. karyotype results. B. the presence of ovaries or testes. C. the presence of penis or clitoris. D. karyotype results and the presence of ovaries or testes. E. the presence of ovaries or testes and the presence of a penis or clitoris.
You inject a dye into an animal cell and observe that it moves into adjacent cells. This would occur through
A. adherens junctions. B. gap junctions. C. desmosomes. D. tight junctions. E. plasmodesmata.