Oxygen in the lungs leaves the air sacs and enters the blood

veins

capillaries

Which of the following is a contributing reason behind emerging disease

Explain how convergent evolution leads to analogous structures.

Which of the following statements about the Australian koala is true? a. The animal can only live in Australia. b. Its habitat can vary somewhat if it is supplied with eucalyptus. c.

A niche is a part of an organisms habit

A group of paleontologists have discovered a new fossil animal resembling a horse with intact DNA in the fossil. The fossil animal is theorized to have a phylogenetic relationship with a horse.

What are some examples and non examples of chemical bonding?

Match the staining techniques with their purpose. A Negative stain such as India ink or Congo red. B The Gram stain C The Ziehl-Neelsen Acid-fast stain D Simple stain with a basic dye E The Schaeffer-Fulton Endospore stain Stain microbes a bright

Sandy puts a paper clip on the table and puts a magnet near the paper clip. The paper clip begins to move. What type of forces are acting on the paper clip?

Which statement is an example of absolute age? 1) Dinosaurs lived a long time ago 2) Trilobites lives before dinosaurs 3) Teachers are old 4) Dinosaurs went extinct 65.5 million years ago

Identify the structure in the cell that will produce atp from the starch building blocks