What molecules do both DNA and RNA contain?

A uracil

B thymine

C nucleotides

D deoxyribose

Why did the law of spontaneous generation survive for so many years

What agent of erosion creates a cirque?

Name Producers in the Amazon River.

In a population with brown and green alleles for color, genetic drift. A. has more effect on the evolution of a small population. B. always increases the frequency of brown alleles in the population. C.

What is the ocean bottom like along the coastline?

Fungi are necessary evil to humanity. discuss the pros and cons this assertion

You want to test the effect of sucralose on the growth of a plant. Design a study using the steps of the scientific method. What are the dependent and independent variables in this experiment?

Which of the following organisms does not rely on krill as a major food source? Adelie penguins Leopard seal Humpback whale Squid

When a predator catches its prey, it may appear that the prey species suffers. But there are benefits to this type of interaction for prey species as well. What are two way in which the prey species might benefit from the predator hunting them?

What is significant about the amino acid methionine in protein synthesis