Which period occurred 360 to 286 million years ago?

1. Cambrian

2. Carboniferous

3. Devonian

4. Silurian

What would happen if you placed a tube with 40% sucrose solution into a beaker of 80% sucrose solution. Would the tube gain or lose weight?

Which is not a correct description of a member of a protozoan group?

The primates share several characteristics, which distinguish them from all other mammalian orders. Check all of the unique features that one would use to classify members into this order. a. embryonic development is often assisted by a placenta b.

The hormone that causes the kidneys to reabsorb water and decrease urine production is

In an ecosystem with four levels-producers, primary consumers, and two higher-level consumers-describe where the decomposers operate relative to the other trophic levels. Provide at least two examples of organisms at each level.

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.

What does mono mean in biology

Scientists talk about the 6th Mass extinction happening right now. What is it and how is it different from the last 5?