Chapter 1 Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

Antibiotics only kill…

A

bacteria NOT viruses

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Biology is…

A

the study of life

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

there are ______ characteristics of life

A

seven

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

what are the characteristics of life

A
  1. Order
  2. Reproduction
  3. Growth and Development
  4. Energy processing
  5. Respond to environment
  6. Constant internal environment
  7. Evolve and adapt
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What kind of response is responding to the environment

A

external response

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

what is homeostasis

A

body’s ability to remain constant

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

life builds from….

A

least complex to most

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Hierarchy of life

A

atom –> molecule –> organelle –> cell –> tissue –> organ –> organ system –> organism –> population –> community –> ecosystem –> biosphere

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

what is the smallest unit to have all 7 properties of life?

A

cell

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

what are the two types of cells?

A

prokaryotic and eukaryotic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

1st to evolve, small and simple

A

prokaryotic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

membrane bound organelles, large and more complex

A

eukaryotic

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

organisms interact with…

A

their environment

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

most ecosystems have…

A

producers, consumers, and decomposers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

all life contains…

A

genes on DNA

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

what is DNA translated into?

A

functional proteins

17
Q

how many bases is DNA made of?

A

4 bases in a double helix

18
Q

what is diversity?

A

different sequences of the four bases of DNA

19
Q

Biology’s chief unifying principle…

A

evolution

20
Q

list the 3 domains:

A

bacteria, archaea, eukarya

21
Q

bacteria are…

a. prokaryotes
b. eukaryotics
c. extreme prokaryotes

A

a. prokaryotes

22
Q

archaea are…

a. prokaryotes
b. eukaryotes
c. extreme prokaryotes

A

c. extreme prokaryotes

23
Q

Kingdoms of Eukarya:

A

Animalia, Plantae, Fungi, Protists

24
Q

what makes protists special?

A

they are a kingdom of multiple kingdoms and are single cellular eukaryotes

25
Q

a hypothesis is a…

A

proposed explanation

26
Q

what is science?

A

body of knowledge about the natural world