Biology, 01.08.2019 22:00 emmybear103002
Which of the following attributes is characteristic of savannas but not of grasslands? a. burrowing animals b. droughts and fires c. shrubs and isolated trees d. a large number of grazing animals
Answers: 1
Biology, 21.06.2019 13:30
Which of the following substances is not involved in the chemical reaction that pro- duces smog? a. sunlight b. particulate matter c. automotive exhaust d. ozone
Answers: 2
Biology, 21.06.2019 16:10
Maria wanted to grow a fern in her backyard. acting on a suggestion from a friend, she collected brown dots from the underside of a fern's leaves and then potted them. after a few days, maria saw small fern leaves erupting from the pot. which statement explains this phenomenon? a. the fern transitioned from gametophyte generation to sporophyte generation. b. the fern grew as a result of mitosis. c. the fern transitioned from sporophyte generation to gametophyte generation. d. the fern grew to be genetically identical to its parent plant.
Answers: 1
Biology, 21.06.2019 20:50
Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection
Answers: 1
Biology, 22.06.2019 13:10
Which of the following is not a benefit of genetically modified foods? a.pest-resistant crops b.herbicide-resistant crops c.plants that do not require water?
Answers: 2
Which of the following attributes is characteristic of savannas but not of grasslands? a. burrowin...
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