Biology, 25.03.2021 22:50 ajadegipson6784
How does natural selection lead to evolution?
A. Environmental changes favor weaker members of the species
B. Overproduction provides food for the strong members of the species
C. Helpful variations accumulate among surviving members of a species
D. Stronger offspring kill weaker members of a species
Answers: 1
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Drag each tile to the correct box. arrange the layers and faults from oldest to youngest.
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Biology, 22.06.2019 08:30
Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.
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Biology, 22.06.2019 10:30
In a lab, scientists grew several generations of offspring of a plant using the method shown. what conclusion can you make about the offspring? a. they formed from meiosis and mitosis. b. they have half the number of chromosomes as their parent. c. they have low genetic variability among them. d. they will be able to reproduce only after they grow flowers.
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Biology, 22.06.2019 20:00
Which does not describe a physical change happening to water? water evaporating in the sun water reacting with nitrogen gas water freezing and being broken apart with a knife water heating up on a stove
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How does natural selection lead to evolution?
A. Environmental changes favor weaker members of the...
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