The atoms are conserved in both physical and chemical processes during cellular respiration.
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Tundra biome has a very harsh winter and a cool summer. It has a very low level of precipitation. Because the ground is permanently frozen, only algae, mosses, and lichens are found as vegetation. Animals that live in this biome must be well equipped to combat the very cold weather like the polar bear, artic fox, and snow owl.
Answer:
Without crossing over, each chromosome would be either maternal or paternal, greatly reducing the number of possible genetic combinations, which would greatly reduce the amount of genetic variation between related individuals and within a species
Explanation:
Answer:
first step - take one-fourth of the field and cout the sunflowers in it
second step - find out the percentage and that will be you answer
