The diagram above shows a pyramid of numbers for a jack pine forest community. the number of producers is much lower than those of the primary consumers. how can this be?

If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?

How are fungi more like an animal? they have a cell wall. they are heterotrophs that absorb their food. they produce seeds and have membrane-bound nucleus. they use sunlight for photosynthesis.

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.