In what stage does DNA synthesis occur? And what gets produced? S phase; homologous pairs
S phase; sister chromatids
G phase, homologous pairs
G phase, sister chromatids

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

Which of these parts of the membrane large moecules pass through it ?

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