What provides instructions to an Eukaryotic cell about living and growing?1. mitochondria2. nucleus3. plasmids4. dna

Why aren't desert landscapes jagged and rocky?

Semisolid media such as MIO are used to determine motility. Another such medium such is SIM (sulfide, indole, motility) medium. When would you use SIM instead of MIO?

Why is this increased underwater noise an issue for marine life?

What causes cell differentiation during an organism's development?

What kind of fertilization do reptiles utilize? a. internal. b. external. c. partly internal and partly external. d. none of the above.

Coal is used to produce energy. The harmful gases produced by coal are cleaned up by a method which needs a large amount of limestone. Predict and explain the long term effect on the environment of obtaining and using limestone.

True or false two genes may not segregate independently if they are on the same chromosmoe

Blood pressure rises and falls in a pattern corresponding to the phases of the

Immune system cells enter a resting phase after undergoing mitosis. when activated-for example, by an infection-they can reenter the sequence of events in the cell cycle that leads to cell division.

How does a muti-celluar organisms organise