CELL STRUCTURE
Robert Hooke first used this term to identify the smallest working unit of an organism.
Cell
The shape of a DNA molecule.
Double Helix
The outermost layer of the skin.
Epidermis
Unit used to measure the energy in food.
Calorie
Tells your body to increase your breathing rate during exercise.
The amount of carbon dioxide in the your blood.
The organelle that is often called the powerhouse of the cell.
Mitochondrion
Adenine always pairs with.....
Thymine
Pigment responsible for much of the color of human skin.
Melanin
Desserts are typically high in this nutrient.
Carbohydrates
The two air passages that lead to each lung.
Bronchi
Small cellular structures that assemble proteins.
Ribosomes
Cell division producing two identical daughter cells.
Mitosis
Found in the center of bone.
Bone Marrow
The mixture of food, enzymes and acid that leaves the stomach to enter the small intestines.
Chyme
Smallest blood vessels in the body.
Capillaries
The type of cellular transportation that requires energy to work.
Active transport
Cell cycle stage where the chromosomes are lined up at the center of the cell.
Metaphase
The study of the different organs and structures in the body.
Anatomy
The organ that stores bile.
Gallbladder
Measures how quickly your heart is beating.
Pulse
Part of the cell that is composed of long, thin fibers that help the cell maintain its shape.
Cytoskeleton
The part of the cell that divides during cytokinesis.
Cytoplasm
Connective tissues that connect muscles to bones.
Tendons
Fingerlike structures located on the inner surface of the small intestine.
Villi
The molecule that binds to oxygen and makes the blood appear red.
Hemoglobin