Cells need to bring in molecules to carry out cellular processes. Often, this requires moving the molecules across the cell membrane against the concentration gradient. How do these molecules get into the cell?
A. passive transport by diffusion
B. active transport using ATP
C. passive transport by osmosis
D. osmosis
Select your answer:
Topics:
Respiratory and Circulatory Germs Water Macromolecules Gene Cloning DNA & Types of Reproduction Glucose in the Body Mouth - Stomach Careers in Health Care Physical Therapy and Rehabilitation RDA Dental Caries Bones Anatomy Confusion, Dementia, & Alzheimers Disease Tissues Vet Science Terms Toxicology Non-infectious DiseaseOther quiz:
Enzymes and Movement of Substances › ViewWhat is diffusion?
A. The movement of solids from high to low concentration
B. The movement of liquids and gases from an area of high concentration to an area of low concentration
C. The movement of gases from low to high concentration
D. The movement of liquids from low to high concentration
Musculoskeletal System › View
To maintain a healthy musculoskeletal system, one should consume foods rich in?
A. Fats and oils
B. Calcium and Vitamin D
C. Sugars and carbohydrates
D. Proteins only