For the increasingly warmer temperatures in Siberia.

Many scientists blame

a low altitude

b. regional climate variation

c. permafrost

d. global warming

What is the job for the water cycle?

Which statements describe thigmotropism? Check all that apply. Thigmotropism is a plant's response to touch. Thigmotropism is a plant's response to an external stimulus. Thigmotropism occurs only slowly. Thigmotropism can occur quickly or slowly.

Linnaeus contributed to taxonomy by inventing the?

In a mycorrhizal relationship, what benefit does the plant get from the fungus? a. an energy source b. aid in seed dispersal c. products of photosynthesis d. aid in the absorption of water and minerals

Select all the correct answers. Darwin collected and studied many specimens to understand natural selection on the Galapagos Islands. Which organisms did he study while he was there? Lion Bird Pecock Turtle

Which is true of mitosis

5. The blob operon produces enzymes that convert compound A into compound B. The operon is controlled by a regulatory gene S. Normally these enzymes are synthesized only in the absence of compound B.

What is the result of a dietary protein deficiency? increased synthesis of proteins a weakened immune system enhanced nutrient absorption increased bone turnover decreased breakdown of body protein

A student and teacher working together to answer an experimental question is an example of

Explain how the Earth's rotation and revolution about the Sun affect its shape and is related to seasons and tides.