1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
quester [9]
3 years ago
10

What four major divisions make up the history of life on earth in the geologic time scale

Biology
1 answer:
Umnica [9.8K]3 years ago
5 0

Precambrian time, the Paleozoic era, the Mesozoic era, and the Cenozoic era
You might be interested in
A puff of air to the eye causes a reflexive blink. If you precede the puff of air with a buzzer, eventually the buzzer will caus
Brums [2.3K]

There are options for this question they are:

a) neutral stimulus; conditioned stimulus

b) conditioned stimulus; neutral stimulus

c) unconditioned stimulus; conditioned stimulus

d) neutral stimulus; unconditioned stimulus

e) unconditioned stimulus; neutral stimulus

The correct answers are - In this example, the buzzer begins as the neutral stimulus and eventually becomes the conditioned stimulus. The buzzer initially is a neutral stimulus because it have no role to play in the blinking response. Eventually though through learned association the buzzer becomes a conditioned stimulus because you now associate it with a puff of air to the eye which in turn causes you to blink.

5 0
3 years ago
How could you decrease the amount of energy an object has?
Zinaida [17]
You decrease the kinetic energy by either stopping the object and let it rest (which would give it potential energy) or like the other person said by changing the slope
8 0
3 years ago
You need to quickly determine if any bacteria are growing in your new broth media. The fastest way to check for growth would be
saw5 [17]

Answer:

You need to quickly determine if any bacteria are growing in your new broth media. The fastest way to check for growth would be to use: a chemostat.

Explanation:

4 0
2 years ago
. (16) Explica o elevado gradiente geotérmico registado nas zonas de dorsal médio-oceânica
mario62 [17]
Uhhh no espice español sorry
4 0
3 years ago
G
Juli2301 [7.4K]

Answer:c

Explanation:

3 0
3 years ago
Other questions:
  • Two true-breeding stocks of pea plants are crossed. one parent has red, axial flowers and theother has white, terminal flowers;
    8·1 answer
  • According to the Doppler effect, the sound of a police car siren is and pitched as it approaches the observer.
    7·2 answers
  • During a football game, a young man suffers an injury to his spinal cord at the first thoracic vertebrate. What major functions
    14·1 answer
  • What are the definition of DNA and RNA
    14·2 answers
  • One difference between human cheek cells and onion cells is: 1. the presence of cytoplasm 2. the absence of a nucleus in the pla
    10·1 answer
  • Which two human activities are believed to be the greatest contributors to global warming?
    6·2 answers
  • Recognizing the influence of subjective personal experiences and beliefs is the foundation of the __________ that humanistic the
    5·2 answers
  • The puppy on the left is pulling with 7 N of force, while the puppy on the right is pulling with 5 N of force. Which statement b
    14·1 answer
  • If a doctor attempts to trigger the patellar tendon reflex and a lack of response occurs, what are potential regions where patho
    10·1 answer
  • select all of the following that are examples of how organisms respond to external stimuli. multiple select question. a person r
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!