7. Which structure determines what molecules can enter and leave the cell? (a) the plasma membrane
(b) the cell wall
(c) the nucleus
(d) all of the above
8. Which organelle may have allowed early eukaryotes to make food and produce oxygen?
(a) the Golgi apparatus
(b) the central vacuole
(c) the plastids
the cell wall

I’ll MARK BRAINLIEST JUST GIVE ME THE ANSWER PLZ

Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver