Ch. 4 Vocab Flashcards Preview

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Flashcards in Ch. 4 Vocab Deck (14):
1

Osmosis

The diffusion of water though a semipermeable membrane

2

Passive transport

The movement of substances across a cell membrane without the use of energy by the cell.

3

Active transport

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

4

Endocytosis

The process by which a cell membrane surrounds a particle and encloses the particle in a vesicle to bring the particle into the cell.

5

Exocytosis

The process in which a cell releases a particle by enclosing the particle in a vesicle that then moves to the cell surface and fuses with the cell membrane

6

Photosynthesis

The process by which plants, algae, and some Bactria use sunlight, carbon dioxide, and water to make food

7

Cellular respiration

The process by which cells use oxygen to produce energy from food

8

Fermentation

The breakdown of food without the use of oxygen

9

Cell cycle

The life cycle of a cell

10

Chromosome

In a eukaryotic cell, one of the structures in the nucleus that are made up of DNA and protein

11

Homologous chromosomes

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

12

Mitosis

In eukaryotic cells, a process of cell division that forms two

13

Diffusion

The movement of particles from regions of higher density to regions of lower density

14

Cytokinesis

The division of the cytoplasm of a cell