Science Vocabulary Chapter 4

Question 1

What the movement of particles into a lowered density region from a higher density region?

Answer 1

Diffusion

Question 2

Diffusion of water through a semipermeable membrane?

Answer 2

Osmosis

Question 3

Movement of substances across a cell membrane without the use of energy by the cell?

Answer 3

Passive Transport

Question 4

The movement of substances across a cell membrane that requires the cell to use energy?

Answer 4

Active Transport

Question 5

Process by which the cell membrane surrounds a particle then encloses the particle in a vesicle to bring the particle into a cell?

Answer 5

Endocytosis

Question 6

Process in which a cell releases a particle by enclosing the particle in a vesicle that then moves to the cell’s surface and fuses with the cell membrane?

Answer 6

Exocytosis

Question 7

Process in which plants, algae, and some bacterias use sunlight, carbon dioxide, and water to make food?

Answer 7

Photosynthesis

Question 8

Process in which cells use oxygen to produce energy from food?

Answer 8

Cellular Respiration

Question 9

The breakdown of food without oxygen?

Answer 9

Fermentation

Question 10

A cell’s life cycle?

Answer 10

Cell Cycle

Question 11

One of the structures in the nucleus that is made up of DNA and protein in a eukaryotic cell?

Answer 11

Chromosome

Question 12

Chromosomes that have the same structure and the same sequence of genes?

Answer 12

Homologous Chromosomes

Question 13

In a eukaryotic cell, it is a process of cell division that forms to new nuclei?

Answer 13

Mitosis

Question 14

Division of the cytoplasm of a cell?

Answer 14

Cytokinesis