Living environment regents

Question 1

Metabolism

Answer 1

The sum of all the chemical reactions that occur within the cells of an organism

Question 2

Homeostasis

Answer 2

The ability of an organism to maintain a stable internal balanced environment

Question 3

Organic molecules

Answer 3

Contain skeleton structures of carbon with hydrogen and oxygen

Question 4

Carbohydrates building blocks and foods found

Answer 4

Glucose and grains, vegetables,fruit

Question 5

Proteins building blocks and foods found

Answer 5

Amino acids,meats, egg whites, beans

Question 6

Lipids buliding blocks and foods found

Answer 6

Fatty acids and glycerin,animal fats, nuts,oils

Question 7

Nucleic acid building blocks and foods found

Answer 7

Nucleotide, small amounts in all foods

Question 8

Organization of living things

Answer 8

Cells,tissues,organs, organ systems,organism

Question 9

Organelles

Answer 9

Are the smallest parts that make up a cell

Question 10

Vacuoles

Answer 10

Store waste and water (large in plant cells, small in animal cells)

Question 11

Ribosome

Answer 11

(Very small and is often represented by a dot) located on the ER or in cytoplasm

Question 12

Mitochondria

Answer 12

The power house of the cell where energy is made.The site of cellular respiration in both animal cells

Question 13

Cytoplasm

Answer 13

Is the liquid media that fills the cell

Question 14

Formula for cellular respiration

Answer 14

Glucose+oxygen,carbon,dioxide+water+energy (ATP)

Question 14

Nucleus

Answer 14

Is the control center of the cell and contains DNA

Question 14

Chloroplasts

Answer 14

Only in the plant cells where the process of photosynthesis occurs

Question 15

Cell membrane

Answer 15

Separates the contents of the cell from the outside environment, controls transport of materials into and out of the cell

Question 16

Passive transport or diffusion

Answer 16

Is the movement of molecules from areas of high concentration

Question 17

Control

Answer 17

Chemicals produced in the endocrine glands (hormones) and chemicals produced by the nerve cells (responsible for communication between cells)

Question 18

Respiration

Answer 18

Is the process used by all organisms to produce energy by using oxygen to burn sugar in order to release energy in the form of (ATP)

Question 19

Digestion

Answer 19

Breaking large molecules in order to release energy in the form of atp

Question 20

Transport

Answer 20

Involves the movement of materials inside the cell as well as the movement between parts of multicellular organism

Question 21

Excretion

Answer 21

The removal of all waste produced by the cells of the body

Question 22

Synthesis

Answer 22

Is the making or building of large molecules

Question 23

Photosynthesis

Answer 23

Is the process of storing the energy from the sun in the chemical bonds of glucose (sugar)

Question 24

Formula for photosynthesis

Answer 24

Sun+carbon dioxide+ water,enzymes, glucose+water

Question 25

Cellular respiration

Answer 25

Occurs in the mitochondria of all organisms both plants and animals

Question 26

Enzymes

Answer 26

Special proteins that affect the rate of chemical reactions. Enzymes are catalysts used in digestion and synthesis

Question 27

Dynamic equilibrium

Answer 27

Is a steady state balance- homeostasis

Question 28

Negative feedback

Answer 28

Controls hormone levels and maintains homeostasis