Characteristics of Life

Question 1

Cellular Organization

Answer 1

only one cell is needed basic structure is the same organisms have diff. levels of organization

Question 2

Reproduction

Answer 2

all living things reproduce (asexual- one parent or sexual- two parents)

Question 3

Energy/Metabolism

Answer 3

use energy for maintenance and growth take in and break down materials (chem reactions)

Question 4

Respond to Environment

Answer 4

make changes in response to a STIMULUS Ex: plants bend toward the sun

Question 5

Growth and Development

Answer 5

cell enlargement- growth as organisms grow, they change- develop

Question 6

cell division

Answer 6

orderly formation of new cells (mitosis)

Question 7

Homeostasis

Answer 7

maintaining a stable internal conditions keeping internal environment stable when external changes Ex: heart rate, humans have a reg. body temp, water balance, respiratory system, blood sugar

Question 8

hyper/hypo

Answer 8

a lot of/not a lot of

Question 9

Evolution

Answer 9

organisms may change over time inherited characteristics change and new species may evolve

Question 10

Heredity

Answer 10

living things are based on a genetic code when it reproduces, the organism passes on its own DNA from one generation to the next