Ow do carbon-12 and carbon-13 differ?
select all that apply.

they have different amounts of neutrons.
they have different atomic charges.
they have different mass numbers.
they have different amounts of electrons.

The first element on the periodic table of elements is carbon. a. true b. false

Monkeys and bats have similar bone structure in their forelimbs. however, monkeys have longer forelimbs to use for climbing and swinging in trees. bats have shorter forelimbs to use for flight. which term best describes how monkey and bat forelimbs are related to each other? a. homologous b. embryonic c. analogous d. vestigial

Which metal exist in liquid state and can be cut with knife ?