Biological scientists use a variety of methods to gather evidence, or data. if a biologist examines how different variables affect plant growth in a controlled setting, what type of investigation did the biologist perform?

What is it called when part of a cell membrane closes around a molecule to allow the molecule to enter the cell? a. passive transport b.diffusion c. endocytosis d. exocytosisc. endocytosis

Adehydrated patient has high water concentration in her urine and high adh concentration in her blood. which of the following is likely malfunctioning in the patient? a. pituitary gland b. urinary bladder c. kidney tubules d. circulatory system

Which of the following best explains the changes in biodiversity shown in the graph?