A researcher is studying how pneumonia affects alveoli, small sacs in the lungs responsible for gas exchange ⚠️identify one level above and below alveoli, and list the levels or organisation in humans.
⚠️If an individual has a pneumonia infection, explain how this would likely affect the functioning of the circulatory system.

The researcher is developing a model for the alveoli
⚠️Describe a possible model that the researcher could use. Be use to explain how the model could be used to represent both healthy alveoli and alveoli that have been infected with pneumonia.

Can you identify which of the following groups of organisms are, or are not, populations? a. the american bison (bison bison) and grey wolves (canis lupus) currently living in yellowstone national parkb. all of the rainbow trout (oncorhynchus mykiss that) that have ever lived in lake eriec. the group of american bison (bison bison) currently living in yellowstone national parkd. a group of calliope hummingbirds (selasphorus calliope) and a group of rufous hummingbirds (selasphorus rufus) living in the same new hampshire woodse. the northern cardinals (cardinalis cardinalis) living on opposite shores of lake champlain f. all of the whales currently living in the atlantic ocean off cape cod, massachusetts

What are the possible blood types among the children of parents that are ab and ii? oa) types a and b ob) types a, b, and ab c) types a, b, and o od) types a, b, ab, and o

Facilitated diffusion move large molecules and/or polar molecules across the cell membrane. what does facilitated diffusion use to do this?