Acertain atom has an atomic number of four. how many protons does it have?
a.0b.4c.8d.2

How are cellular respiration and photosynthesis different? cellular respiration assists breathing; photosynthesis aids pigmentation. cellular respiration breaks down glucose; photosynthesis creates glucose. cellular respiration creates glucose; photosynthesis breaks down glucose. cellular respiration releases oxygen; photosynthesis releases carbon dioxide.

Where in the cell are ribosomes made?

Which of the following is not associated with invasive species?