Which of the following elements has the highest atomic mass?

Helium: 2 protons and 2 neutrons

Nitrogen: 7 protons and 7 neutrons

Oxygen: 8 protons and 8 neutrons

Hydrogen: 1 proton and no neutrons

What are the five parts of the cell cycle?

Doctors often recommend that pregnant woman avoid many medications write one paragraph explaining why you think this is important

Which of these subjects is most likely to be studied in ecology A. The method of water transport in a tree B. a comparison of muscle cells among birds and reptiles C. The circulatory system of earth worms D.

Genetic disorders of metabolism occur when individuals inherit a defect in one or more genes that result in the lack of a specific enzyme. Without appropriate enzyme activity, by products can accumulate in the body, sometimes with toxic effects.

What does the D in DNA stand for? a. the name of the base that makes it up b. the number of strands that form it c. the kind of macromolecule it is d. the name of the sugar that makes it up

The DNA in a cell's nucleus encodes proteins that are eventually targeted to every membrane and compartment in the cell, as well as proteins that are targeted for secretion from the cell.

What similarity do animals and plants share?

This is a model of a bacterial cell. What statement about the structure and function of bacterial cell parts is correct? A) DNA is contained in a primitive nucleus. B) Energy for movement is generated in the pilli.

How can the locations where ancient fossils are found be used as evidence for continental drift

Many songbirds breed in North America in the spring and summer and then migrate to Central and South America in the fall.