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
denpristay [2]
3 years ago
12

What best describes a theory

Biology
1 answer:
Naya [18.7K]3 years ago
7 0
A thought that can and/or has been tested multiple times to prove it's true or false. And is used by others if prove true.
You might be interested in
In stressful situations, the sympathetic nervous system ________ the arteries of the circulatory system and ________ the pupils
sukhopar [10]
The correct terms to fill in the blanks would be contracts and dilates. In stressful situations, the sympathetic nervous system contracts the arteries of the circulatory system resulting to the dilation of the pupils of the eyes. Also, during these situations, the blood sugar levels are raised since the hormones for stress kick in to combat the stress which in turn raises the blood sugar. 
4 0
3 years ago
Certain amino acids are called essential because they ______.
kumpel [21]
Essential amino acids are amino acids that must be supplied to one's body by their diet because they cannot be synthesized from scratch. 
3 0
4 years ago
You put popcorn in the microwave. What type of energy transfer cooks the popcorn?
Lady_Fox [76]

Answer:

Radiation

Explanation:

5 0
3 years ago
Read 2 more answers
A demonstration helps students understand a principle of roller coaster design.
Damm [24]

Answer:

location Y

Explanation:

The KE of a pendulum bob is maximum where it moves fastest, at the lowest point; PE is maximum at the uppermost points. When the pendulum bob swings by the point that marks half its maximum height, it has half its maximum KE, and its PE is halfway between its minimum and maximum values.

Can you Mark a brainlest Please

3 0
2 years ago
Read 2 more answers
______________ is a way to calculate the age of an organic object by measuring the proportion of carbon-14 present. A) Calculus
Inga [223]
The answer is D: Radiometric dating
8 0
3 years ago
Read 2 more answers
Other questions:
  • What peptide would you expect to result from a 21-nucleotide-long DNA sequence that contains only the base adenine?
    10·1 answer
  • Mexico has more bio diversity than the United States because it is closer to the what
    12·1 answer
  • When a colloid such as gelatin forms, which molecule does the process of protein coagulation entrap?
    13·1 answer
  • Flu shots are vaccines against the most common strains of the flu virus. most vaccines are rarely changed but new flu vaccines a
    7·2 answers
  • A karyogram that contains 23 pairs of chromosomes with a different pair for the 23rd pair would describe a(n)
    11·1 answer
  • Ferns and mosses are alike in what they can reproduce sexually only when
    12·2 answers
  • Which type of diagram illustrates the flow of energy through a group of particular species?
    13·1 answer
  • Help me PLEASEE!!! IT will mean alot
    15·2 answers
  • Caenorhabditis elegans is a species of soil-dwelling nematode (roundworm) that feeds on soil bacteria, including Bacillus thurin
    8·1 answer
  • The average life span of an erythrocyte in the circulation is
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!