Hello Pgoodrichstat!
The process that helps gas exchange occur is called diffusion.
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-Blizzard
Answer:
No
Explanation:
Carbohydrates are a source of energy for the body to use. DNA is your genetic code, it can't be altered unless through sexually reproduction. Genes are your physical attributes that are gained through the combination of your parents DNA
Answer:
The hard parts of organisms, such as bones, shells, and teeth have a better chance of becoming fossils than do softer parts. One reason for this is that scavengers generally do not eat these parts. Hard parts also decay more slowly than soft parts, giving more time for them to be buried.
Explanation:
Answer:
Hydrogen
Explanation:
2 between A-T and 3 between G-C