Chapter 2 Section 1: Characteristics Of Living Things Flashcards Preview

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Flashcards in Chapter 2 Section 1: Characteristics Of Living Things Deck (15):
1

ATP

ATP adenosine triphosphate is a molecule that acts as the main energy source for cell processes

2

Carbohydrate

A class of molecules that includes sugars, starches, and fiber

3

Cell

The smallest functional unit of all living organisms

4

Consumer

An organism that eats other organisms or organic matter

5

Decomposer

An organism that gets its energy by breaking down the remains of dead organisms or animal waste and consuming or absorbing the nutrients

6

DNA

Deoxyribonucleic acid is a molecule that is present in all living cells and that determines the traits that a living thing inherits and needs to live

7

Homeostasis

The maintenance of a constant internal state in a changing environment

8

Lipid

A fat molecule or a molecule that have similar properties

9

Metabolism

The sum of all chemical processes that occur in an organism

10

Nucleic acid

Molecule made up of subunits called nucleotides

11

Phospholipid

Specific type of lipid that contains phosphorus and a structural component of cell membranes

12

Producer

An organism that makes it's own food by using energy from its surroundings

13

Protein

Molecule that is made up of amino acids and that is needed to build and repair body structures and to regulate processes in the body

14

Sexual reproduction

Reproduction in which the sex cells from two parents unite to produce offspring that share traits from both parents

15

Asexual reproduction

Reproduction that does not involve the union of sex cells and in which one parent produces offspring that are genetically identical to the parent