Five major kinds of species interaction

Which digestive structure absorbs water and consolidates waste?

What is cyclic about the reactions that make up the Krebs cycle? A. The molecules that start the reaction are circular. B. The molecules that end the reaction are circular. C. The first reactant and last product are the same. D.

Which of the following accurately describes a step within transcription? A. DNA polymerase uses one strand of RNA as a template to put together nucleotides. B. The RNA strand is produced within the cytoplasm. C.

What three macromolecules are important energy sources for biological organisms (such as humans) ? question 1 options: carbohydrates, lipids, proteins cholesterol, sodium, fiber carbohydrates, cholesterol, calcium proteins, lipids, calories

Imagine a plant without phloem. for sugars to move from one region of the plant to another, what must happen?

Which describe colloids? Check all that apply. heterogeneous mixtures homogeneous mixtures may have a uniform appearance are made up of at least two substances will settle out over time

A period during which the embryo of a seed is alive but not growing is a. dispersal. b. fertilization. c. germination. d. dormancy.

Which rights determine who is responsible for managing the resources? ___rights determine who is responsible for managing the resources.

Body composition is affected by two factors - the number of calories eaten (energy in and the amount of activity performed and calories burned (energy out. body composition is maintained by:

Which body system rapidly communicates information using electrical signals? A. Endocrine B. integumentary C. Nervous D. Respiratory