Biology, 20.11.2020 18:50 hardwick744
Antibiotics attack the bacteria cell’s cell wall, something that human cells don’t have. Identify one structural difference, besides cell wall, between bacteria cells and human cells that is directly related to their size.
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Biology, 21.06.2019 14:50
Where do homologous chromosomes exchange genetic material through crossing over? a. chlorophyll b. centrosomes c. centromeres d. chiasma
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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
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Biology, 22.06.2019 02:00
The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important
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Biology, 22.06.2019 03:00
Question#29: why does the tropical ocean have a greater temperature range than the temperate ocean?
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Antibiotics attack the bacteria cell’s cell wall, something that human cells don’t have. Identify on...
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