Answer:
carbon, hydrogen, nitrogen and oxygen
Explanation:
mostly, combination of carboxylic and amine groups
In the periodic tables metals are on the left side and nonmetals are in the right side.... so we can know whether an element is metal or nonmetal by it's position on the periodic table..
No, because its genes are still the same. To evolvewould mean that the frog had one set of genes as a tadpole, then a different set as an adult. It just doesn't work that way. The genes are the same.
Answer:
1: B
2: C
3: D
4: D
5: B
6: C
7: A
Explanation:
Alleles: alternative forms of a gene
Gametes: sex cells that are the product of meiosis
Genes: unit of hereditary, made up of DNA
Traits: specific characteristic of an organism
