Which organelle is made up of RNA?

Select one:

a. endoplasmic reticulum

b. nucleolus

c. RNA

Who used a compound microscope to see chambers within a cork and name them cells

What do volcanoes mountains and earthquakes have in common

The ph of the gastric juice of the stomach is about 2 due to the formation of hcl. where does this formation of hcl occur?

When a cell is in equilibrium with its environment, which of the following processes occurs for substances that can diffuse through the plasma membrane? A) There is random movement of substances into and out of the cell.

What reason led kary mullis to dearch for a dna polymerase enzyme?

How are fitness and adaptation important to natural selection?

Where do the light-independent reactions of photosynthesis occur? A. Stroma B. Thylakoids C. Cell cytoplasm D. Intermembrane space

What causes pioneer grasses and weeds that have grown in an abandoned field to die?

What specific event triggers the uncovering of the myosin binding site on actin?

How has an increase in temperatures affected snow-covered mountain regions?