Complete the sentence: Loss of biodiversity A. causes no change in an ecosystem. B. increases the variety of species in an ecosystem. C. weakens an ecosystem. D. strengthens an ecosystem.

Describe 2 types of global change that are of concern to biologists.

What type of vegetation is most commonly found in humid areas? a. scrub c. forests b. grasslands d. farmland

What evidence from the Arctic shows the ocean has a significant influence on climate change?

What is not secondary sources

What are the two forces that drive the water cycle

Unfinished proteins transported from the er are modified in the cell's

What would be the most likely explanation pf increased Earth tides?

A human gene has 5 alleles. how many heterozygous genotypes are possible? 5 correct answer 10 15 20 25

In the traditional phylogeny (a), the phylum platyhelminthes is depicted as a sister taxon to the rest of the protostome phyla and as having diverged earlier from the lineage that led to the rest of the protostomes.

Which of the following statements is false? Which of the following statements is false? All organisms require the same elements in the same quantities. Carbon, hydrogen, oxygen, and nitrogen are the most abundant elements of living matter.