semester exam 1: part 1

Question 0

controls what substances come into and out of a cell

Answer 0

cell membrane

Question 1

bacteria that live in harsh environments

Answer 1

archae

Question 2

sugars and starches

Answer 2

carbohydrate

Question 3

consumers that eat only other consumers

Answer 3

carnivore

Question 4

green organelle that contains chlorophyll

Answer 4

chloroplast

Question 5

an organism that makes it’s own food

Answer 5

autotroph

Question 6

where two chromatids join

Answer 6

centromere

Question 7

includes multicellular animals

Answer 7

animalia

Question 8

the main photosynthetic pigment

Answer 8

chlorophyll

Question 9

a widely accepted explanation of the relationship between cells and living things

Answer 9

cell theory

Question 10

all other chromosomes

Answer 10

autosome

Question 11

one of two identical parts of a chromosome

Answer 11

chromatid

Question 12

DNA stores genetic information

Answer 12

chromosome

Question 13

factors that are all the living organisms that inhabit an environment

Answer 13

biotic

Question 14

the basic units of structure and function in living things

Answer 14

cell

Question 15

a rigid layer of nonliving material that surrounds the cells of plants and some other organisms

Answer 15

cell wall

Question 16

factors that are the nonliving parts of an organisms environment

Answer 16

abiotic

Question 17

the portion of the earth that supports life

Answer 17

biosphere

Question 18

building blocks of proteins

Answer 18

amino acid

Question 19

processes that require the cell to use it’s own energy

Answer 19

active transport