Please Help! giving brainiest! Choose all of the statements which describe the difference between the function of the outer coverings in plants and animals: (2 points)

The skin helps protect the animal from weather changes and the environment.
The bark on trees helps turn the leaves toward the sunlight.
The waxy covering on plants reduce water loss in plants.
Group of answer choices

I and II

I and III

II and III

I, II, and III

This is a coral reef ecosystem. many biotic and abiotic factors affect the health of this ecosystem. which set correctly pairs a biotic factor and an abiotic factor?

Which part of the cell is affected by the movement of molecules through diffusion, osmosis and active transport?

Aresearcher designed an investigation to test what effect eating different types of food would have on blood insulin levels. she selected 10 male subjects who were all 25 years of age and in good health. the experiment took place over 3 days. at 8: 00 a. m. on each day, the subjects ate a meal consisting of only 1 type of food. they had their blood insulin levels measured after consuming the meal. on day 1 they ate a high fat diet, on day 2 they ate a high protein diet, and on day 3 they ate a high sugar diel what is the independent variable in this experiment? a the age of the subjects b the blood insulin level c the type of food consumed d the time of day the meal was consumed