Atoms & Molecules

Question 1

Membrane

Answer 1

selective permeable due to phospholipid bilayer

allow some to pass in and some stop from entering

Question 2

Receptors

Answer 2

have binding sites for specific molecules to initiate cell signalling pathway
- a protein, it’s recieves signal from other cells

Question 3

Enzymes

Answer 3

Increase the chemical reaction

Question 4

Transport PRotein

Answer 4

Move material through cell membrane

Question 5

Cell Adhesion Molecules

Answer 5

Allow cells to interact with others

Question 6

Atom

Answer 6

smallest unit of matter with properites of chemical elements

Question 7

molecules

Answer 7

2+ atoms joined by chemical bones

Question 8

Macromolecule

Answer 8

a very large molecule

- carbs, lipids, proteins, nucleic acid

Question 9

Organelle

Answer 9

submit within cells that has specific functinos

-mitochondria, nucleus, etc

Question 10

cells

Answer 10

smallest unit of life

Question 11

tissues

Answer 11

group of cells that work toegether fpr specific function

Question 12

Organ

Answer 12

group of tissues that work together for specific function

Question 13

Organ System

Answer 13

group of organ that work together for specificfunction

Question 14

Organism

Answer 14

individual human being