A __________ shows one path of energy and nutrient flow among organisms. Fill in the blank(s) with the appropriate word(s)
food chain
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How do epithelial cells obtain their nutrients? a. Direct blood supply from an artery
b. Nutrients are delivered by macrophages. c. Direct blood supply from a vein. d. Diffusion from adjacent cells. e. Osmosis of nutrients from underlying tissue.
In plants, photosynthesis occurs in which of the following locations?
a. Chloroplast b. Stomata c. Upper epidermis d. Vacuole
Which of the following might be a possible
follow-up experiment? a. Repeat in a forest area totally devoid of native butterflies. b. Repeat in a wildlife sanctuary aviary after giving birds a chance to learn about yellow H. eleuchia. c. Repeat using young, inexperienced birds. d. Repeat, but count survivors for three weeks. e. Conduct all of these
The term “biotech barnyards” commonly refers to
a. the production of human products by farm animals. b. the development of new species of farm animals. c. the increase of milk, egg, and wool production. d. ultramodern methods of rearing more animals on less feed. e. creation of transgenic animals that can produce more of their natural products.