What are three reasons that cells must reproduce by mitosis

Which of the following illustrates the energy changes taking place during photosynthesis? light energy from sun → chemical energy in bonds of glucose chemical energy in bonds of glucose → light energy from sun light energy from sun → chemical energy

The best definition of the term prognosis is the: a. number of remissions to be expected during the course of a chronic illness. b. precipitating factors causing an acute episode c.

Magma that hardens vertically underneath the surface will form a sill. true or false i need two people to pick the brainliest

Which condition is a nueron in when the outside of the nueron has a net positive charge and the inside has a negative charge

g The per-capita competitive effect on Species F of Species G, AlphaFG, is 0.8. Based on this information alone, which is most likely to be true about Species F and G? A. Because (alpha) FG < 1, Species F is the stronger competitor. B.

Tp-21 gasoline and propane fumes are most likely to accumulate in what part of the boat?

Differences between the process of aerobic respiration and fermentation

John places a dried bean with a mass of 1.50 g in a cup of water and allows it to sit overnight. The next day he takes the bean out and dries off the excess water and finds the new mass to be 1.85 g.

Which of the following statements is true? a) When you add heat to a substance, its temperature usually increases. b) When a substance gives off heat, its temperature increases. c) Heat and temperature are the same.

What kinds of changes in a cell do second messengers usually causes?