Chapter 2 Bolded Words Flashcards Preview

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Flashcards in Chapter 2 Bolded Words Deck (13):
0

Cell

Smallest living unit

1

Cell membrane

Surrounds and protects the cell and also regulates what passes into and out of the cell

2

Nucleus

Controls the operations of the cell. It directs cell division and determines the structure and function of the cell

3

Chromosomes

Within the nucleus. All human body cells except for the arc cells , the egg and the sperm

4

Anabolism

Process of building up a large proteins from small protein pieces called amino acids. -Ana means up, -bol means to cast, and -ism is a process

5

Catabolism

Process whereby complex nutrients are broken down to simpler substances and energy is released. -cata means down, Bol- means to cast, and ism- is a process

6

Cytoplasm

All the material that is outside the nucleus and yet contained within the cell membrane.

7

DNA

Chemical found within each chromosome. Arrange like a sequence of recipes in code, it direct the activities of the cell

8

Endoplasmic reticulum

Network of canals within the cytoplasm of the cell. Here, large proteins are made from smaller protein pieces.

9

Genes

Regions of DNA within each chromosome

10

Karyotype

Picture of chromosomes in the nucleus of a cell. The chromosomes arranged in numerical order to determine their number and structure

11

Metabolism

Total of the chemical process in a cell. It includes catabolism and anabolism.
Meta- means to change

12

Mitochondria

Structure in the cytoplasm that provides the principal source of energy (miniature "power plants") for the cell. Catabolism is the process that occurs in mitochondria.