7. Choose the best answer.

The growth of embryos in the womb that mimics its evolutionary family history is known as .
genetic drift
natural selection
evolution
Recapitulation Theory

Common symptoms of an iron-defiency anemia include muscle weakness shortness of breath and lightheadedness why does iron deficiency causes these symptoms

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons

Plz ! what does it mean for an allele to be dominant?