Question 9 (2 points) Which of the following about the action of insulin on target cells is correct?
1) glucose binds to a cell-surface receptor to signal installation of insulin carriers
O2) insulin enters cells by protein-mediated diffusion
3) insulin binds to glucose carrier to open it
4) insulin increases protein-mediated diffusion of glucose

The health, management and conservation of biodiversity, is a challenge facing ecosystems worldwide. the major factors that affect the health and function of the great barrier reef are climate change and pollution. which question investigates the effects of a biotic factor on the reef ecosystem?

What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun