Biology, 09.12.2019 07:31 offensiveneedle
Which of these best describes extinction events?
answers are
a) extinctions are entirely caused by human interactions and disruptions to ecosystems.
b) extinctions are entirely avoidable if species are monitored and placed on an endangered list.
c) extinctions occur when speciation ceases to occur and environments become too cold for homeostasis.
d) extinctions occur at higher rates during times of ecological stress when populations and species are poorly adapted.
Answers: 1
Biology, 22.06.2019 07:50
Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?
Answers: 1
Biology, 22.06.2019 12:40
Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.
Answers: 1
Which of these best describes extinction events?
answers are
a) extinctions are en...
answers are
a) extinctions are en...
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