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
Inessa [10]
3 years ago
7

Which statement is an example of a scientific theory? A. The amount that caffeine affects a person's heart rate differs based on

the person's age. B. The Earth is the third planet from the Sun and has one moon, which orbits the Earth. C. Hummingbirds do not like the color white because they visit other colored flowers more often. D. All living organisms are composed of one or more cells, which came from pre-existing cells.
Biology
2 answers:
nadya68 [22]3 years ago
5 0

Answer:

Pretty sure it's A because people can redo this test as many times as needed to verify the answer.

Mariulka [41]3 years ago
3 0

Answer:

D. All living organisms are composed of one or more cells, which came from pre-existing cells.

Explanation:

took the test on

You might be interested in
All stars
natulia [17]

Answer:

option c. produce their own light.

8 0
3 years ago
11. Which are two functions of bones: *
Strike441 [17]

Answer:

b

Explanation:

i just did it

3 0
2 years ago
Juana is a low-empathy person, whereas Fiorella is a high-empathy person. Research suggests that when shown photos of happy face
Zolol [24]

Fiorella is likely to smile slightly, while Juana is likely to hold a straight face.

<h3>What is Empathy?</h3>

This is defined as the capacity to understand or feel what another person is experiencing from within their frame of reference.

Low empathy involves inability to cope with emotional situations and are usually impatient which is why when shown photos of happy faces, they are more likely to hold a straight face.

Read more about Empathy here brainly.com/question/16253958

3 0
2 years ago
Heart muscles contract and relax. What is the most important effect of
pochemuha

Answer:

A. Blood is pushed through vessels

Explanation:

Heart muscles contract and relax. The most important effect of this action on the human body is Blood is pushed through vessels.

Hope it will help :)❤

8 0
2 years ago
Read 2 more answers
What is chemiosmosis?
Karo-lina-s [1.5K]

Answer:

The harvesting of energy from ATP to do cellular work

Explanation:

4 0
3 years ago
Other questions:
  • How does the ear work (the three different segments in the ear)
    8·1 answer
  • 4. Using a complete sentence, state what would most likely happen to the production of oxygen by duckweed plants if the intensit
    6·1 answer
  • How many babies were born on ellis island
    5·2 answers
  • Which of the following statements about the brain development is TRUE?
    8·2 answers
  • Describe how life would be affected without electricity for 24 hours
    7·2 answers
  • What's the difference between meiosis and mitosis?
    5·2 answers
  • The mass of an object doubles. What happens to the gravitational force between it and another object whose mass stays the same,
    15·1 answer
  • (25 points} {brainliest} pls help &lt;3
    7·1 answer
  • 12.36Un balón lleno contiene 12 kg de oxígeno, O2, bajo una presión ma-nométrica de 40 atm. Determine la masa de oxígeno que se
    9·1 answer
  • Which statement is the most likely explanation for why the mouse population changed over time
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!