Euglena are not the only organisms that have flagellum. Zooflagellates are protozoan that also have flagella. Although euglena and zooflagellates move by flagella, why are these organisms classified differently?

Why do you think the sympathetic and parasympathetic systems have opposing functions?

If it takes 16.73 mL of a 0.253 M LiOH solution to neutralize10.00 mL of HBr, what is its concentration?

What is the SI base unit for measuring temperature?

In 1939, the use of DDT (a powerful synthetic chemical) as an insecticide was discovered. The United States adopted its widespread use, producing up to 100 million kilograms per year (200 million pounds per year).

Humans have developed different dog breeds using the process of selective breeding. How is selective breeding similar to evolution by natural selection? A. Both are driven by the environment's goals. B. Both are driven by human goals. C.

How does a mutation in the DNA affect the way proteins are made? A: A mutation in the DNA results in misshapen tRNA molecules that do not fit inside the ribosomes.

What is the role of a cientist? O A. To keep scientific secrets O B. To report accurate results O C. To dictate government policy O D. To tell people how they must live SUBMI

About how much energy is transferred from one level of an energy pyramid to the next higher level?

What process occurs as new layers of sediment are added to old layers of sediment, causing pressure on the older layers? •weathering •erosion •cementation •deposition

Which cell structures are seen in prokaryotic and eukaryotic cells