Which term best describes clusters of light-absorbing pigments?

Photosystems

Grana

Thylakoids

Chlorophylls

What characterizes a cold glacier?

Overall, do you think photosynthesis is endothermic or exothermic? Explain your answer.

Which description best explains Watson and Crick's DNA model? A. DNA is a single-stranded molecule that has nitrogenous bases toward its exterior. B. DNA is a double helix made of two strands linked together with hydrogen bonds. C.

Starting with the proximal tubule, order the structures listed below in terms of when they are encountered by filtrate as it travels out of the body.

Suppose that a scientist proposes a hypothesis about how a newly discovered virus affects humans. Other virus researchers would likely: A. reject the hypothesis right away. B. change the hypothesis to fit their own findings. C.

what is it called when a scientists personal opinion affects the way experimental results are reported A. bias B. curiousity C. inductive reasoning D. deductive reasoning

Which trophic level does a fish represent in food chain? Algae-> mosquito larva->dragonfly larve-> fish-> man A Tertiary B Secondary C Detritus

Which process produces a greater number of offspring?

Two species might have similar skeletal structures that have different functions. what do these types of structures suggest about the relationship between the two species?

Which of these choices provides a direct refutation of an argument found in this passage, that viruses are NOT living organisms?