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
NemiM [27]
3 years ago
14

Models need to be changed when _______. a. they are based on experimental data b. scientific understanding changes c. they repre

sent a phenomenon d. they are designed to answer a question Please select the best answer from the choices provided A B C D
Biology
1 answer:
Andre45 [30]3 years ago
8 0

the answer is a because if the model is based on experimental data it wont be good unless it has been tested.


You might be interested in
Parent rock that contains large amounts of quartz, such as granite, will weather to form?
GaryK [48]
Sandy soil is the parent rock that contails large amounts of quartz!!
8 0
3 years ago
Read 2 more answers
In which process are the chromosomes separated into chromatids?
lesya692 [45]

Answer:

During anaphase, each pair of chromosomes is separated into two identical, independent chromosomes. The chromosomes are separated by a structure called the mitotic spindle.

Explanation:

7 0
3 years ago
What genetic information is stored in DNA
laiz [17]
The role of DNA is to storegenetic information. Thegenetic information is storedin the chemical structure of...DNA is short for deoxyribonucleic acid. DNA is found in the nucleus of the cell.
7 0
3 years ago
Give at least 10 pieces of factual information about how reaction times slows when you get older
Katena32 [7]

Explanation:

Reflexes do slow with age. Physical changes in nerve fibers slow the speed of conduction. And the parts of the brain involved in motor control lose cells over time.

Researchers found that the brain's response time begins to decline at age 24. The descent is a slow, but nonetheless, steady one.

8 0
3 years ago
Choose all characteristics of prostaglandins.
krek1111 [17]

Prostaglandins are not stored in cells and are synthesized just before they are released, rapidly inactivated after their release and they are paracrine substances (Options b, c and e).

<h3>Whta are prostaglandins?</h3>

Prostaglandins are chemical substances that act as hormones by affecting surrounding cells in a tissue.

These substances (prostaglandins) are not secreted by specific glandular organs as other hormones.

Prostaglandins are substances that have fundamental functions for the normal functioning of the body.

Learn more about prostaglandins here:

brainly.com/question/8213520

8 0
2 years ago
Other questions:
  • What was the main function of the protocells fatty acid membrane
    5·1 answer
  • Explain why humans cannot impact one of earth systems without impacting the others
    8·2 answers
  • Need help with the following questions
    14·1 answer
  • What effects did the introduction of the nutria have on ecosystems throughout the U. S.?
    15·1 answer
  • The location where sea floor spreading occurs is called the
    6·1 answer
  • Which sentence correctly describes the relationship between chromosomes and genes?
    5·1 answer
  • uncontrolled cell division can lead to the formation of masses of cells that can remain in place called ____ tumors or ones that
    10·1 answer
  • A bog is a type of wetland with witch of the following
    10·1 answer
  • En la maduración del cerebro que inicia desde la nuca hasta la frente la última área que madura es la corteza prefrontal que ayu
    9·1 answer
  • Which strand could have been the dna template for this mRNA 5’AUGGCGUUU3’
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!