Which organism on the food web

has the smallest population: bacteria, mouse, hawk, elm tree

A cross between one blue-flowered foxglove plant and one purple-flowered foxglove plant produced 8 blue-flowered plants and 6 purple-flowered plants. Self-crossing the original blueflowered plant produced only blue-flowered plants.

What are vascular plants? explain in your own words

Objects that are further away from one another, have more gravity? True False

Label the following. A) diffusion B) osmosis C) active transport D) facilitated diffusion 1__ glucose moves. 2__ oxygen moves. 3__ potassium moves into our kidneys using energy. 4__ salt moves. 5__ water moves.

The time between stimulation of muscle cells and force generation is called

Which term means the release of a tendon from adhesions?

To produce 100% offspring with yellow pods and wrinkled seeds, what parental genotypes must a researcher use?

Which statement is NOT true of genetic drift? A) genetic drift creates greater diversity within a population B) population bottleneck and founder effect are two types of genetic drift C) the smaller the population, the greater the impact genetic

Which of the following statements about biodiversity is true? a. Changes to biodiversity always positively affect an ecosystem. b. Changes to biodiversity always negatively affect an ecosystem. c.

Which eras ended with a mass extinction? O A. Paleozoic and Precambrian O B. Mesozoic and Paleozoic OC. Mesozoic and Cenozoic O D. Cenozoic and Paleozoic