what is it called when oxygen passes into the capillaries that surround these sacs?

Is this statement true or false? humans use special body parts for functions such as breathing and breaking down food. some living things, such as bacteria, are too small to perform these functions.

Mendel hypothesized that gametes have oly one factor or allels for each inherited trait. this hypothesis is supported by the observationthat

What compounds do plants cells make using G3P

Angelica is conducting an investigation. An advantage of her design is that it can be repeated, but a disadvantage is that it is difficult to control all of the variables.

What are two differences between a rhizoid and a rhizome?

Which two systems in the human body are devoted exclusively to the regulation of organ function?

A 40-year-old man reports to his health care provider complaining of "heartburn" that occurs after eating and also wakens him at night.

What do Meg and Charles Wallace have in common? a. They both like to be "exclusive." B. They both are called "not quite bright." C. They both have IQs that are "more than okay." D. They both are described as "new."

In eukaryotes, the wrapping of dna around nucleosomes introduces negative supercoiling. why?

Uncontrolled cellular division is a charateristic of