All animals use vibrating air sacs or body parts (wings, legs, etc) to produce sounds

True or False

How does climate affect the type of biome found in an area?

Sally, age 28, recently married John, age 45. They would like to have a child, but they are concerned that they may be at high risk to have a child with a chromosomal abnormality, like Down's syndrome, because of John's age.

The relative size between the earth and moon are so close some refer to its as a?

Which of the following are characteristics of generalist species? a. small habitat and restricted diet b. large habitat and varied diet c. restricted diet and physiological adaptations d. behavioral and physiological adaptations

The inner membrane of mitochondria consists in of many folds. What is the purpose of this membrane A) decrease the surface area so substances can't diffuse in B) House enzymes needed for digestion C) provide structural support for the mitochondria

Complete the following rule if a child is different from both of their parents, the child must be

Would you expect to see more biodiversity among members of a phyla or among members of a class? why?

What is ameba and how does it move?

Using the Punnett squares, determine the possible blood types of the offspring and the ratio of phenotypes when: a) Father is type O, and mother is type AB. b) Father is type A, heterozygous, and mother is type B heterozygous.

Which term refers to the final stage in a forest's development