C) matter is changed into various forms but the total quantity remains unchanged.
Answer:
humans affect the levels of carbon dioxide in the air is by us humans using buring fossil fuels releases a chemical into the atmosphere reducing the amount of force cover and the rapid expansion of farming developing and and
industrial activities Are the least ink carbon dioxide into the atmosphere and changing the balance of the climate system
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
The vertebrate endoskeleton is internal while an arthropod's exoskeleton is not
Answer:
D
Explanation:
Enzymes can only fit into the base it was made for.
