Answer:
The earth is turning.
Explanation:
when the earth turns it causes the sun to move from one part of the sky to the other. The earth revolves around the sun. So when it become night time for example, the sun is just on the other side of the earth.
1) the right atrium
2)the right venticle and the left venticle
3)the blood is pumped out of the heart are greater pressure from these Chambers compared to the atria
4)the left venticle has to pump blood all the way around the body but the right venticle has to pump it to the lungs
Answer:
D - Flowering plants and ferns have a more recent common ancestor than they do with spike mosses
Explanation:
Answer:
Cell division results in daughter cells that contain DNA. Each daughter cell has two complete sets of chromosomes. Within a cell, two chromosomes pair up and exchange segments of genetic material.
Explanation:
Though technically there are six levels of organization in ecology, there do exist some sources which only identify five levels, namely organism, population, communities, ecosystem, and biome; excluding biosphere from the list.
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