I think the answer is "viruses can only multiply within a living cell." the other ones don't really sound right. but i'm not absolutely sure.
Answer:
yes
Explanation:
amoeba belongs to the protista family
Answer:
Your skin regulates your body temperature through blood vessels and through the process of sweating. The skin is in effect your body's thermostat. When you're out in cold weather, your skin triggers shivering so the blood vessels will contract and keep you as warm as possible.
Explanation:
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Answer:
it's 25%
Explanation:
the recessive is two r and one R is makeing the gene dominant. Heterozygous is Rr and two make 75% dominant and 25% recessive
True - a homogenous mixtures is a mixture that has the same amount of solute.
