Gas molecules across the membrane
It can be water molecules as well
The core, or middle, of the Sun is the hottest part. Hot gasses bubble up from the core to the surface of the Sun. When the gasses burn, heat and light are produced.
Answer:varied in size
Explanation:Galaxies vary in appearance. Galaxies differ greatly in size. Some contain as few as a hundred million stars, but the biggest have more than a trillion stars. Galaxies also vary in shape.
<span>B)The immunity they receive in the womb from their mother is temporary.
I believe this as the mother passes antibodies to the child through the last three months of pregnancy, and this is a passive immunity </span>
Answer:
Human: deciduous teeth: 212/212; adult = 2123/2123. Both childhood molars are replaced by adult premolars. Adult total is double the formula = 32
Explanation:
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