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
zhannawk [14.2K]
2 years ago
7

A factor that does not change in an experiment is the

Biology
1 answer:
Vinil7 [7]2 years ago
6 0
A, because it the constant variable
You might be interested in
Please help me I beg you please help
Kaylis [27]

Answer:

A-T

T-A

T-A

C-G

A-T

G-C

G-C

C-G

T-A

A-T

5 0
2 years ago
Read 2 more answers
Identify an example of vestigial structure
Daniel [21]

Answer:

Examples of vestigial structures include the human appendix, the pelvic bone of a snake, and the wings of flightless birds. Vestigial structures can become detrimental, but in most cases these structures are harmless; however, these structures, like any other structure, require extra energy and are at risk for disease.

Explanation:

sincerely, micah

5 0
2 years ago
How far back are ancestors ?
ivann1987 [24]

Answer:

The Last Universal Common Ancestor (LUCA) is the most recent common ancestor of all current life on Earth, estimated to have lived some 3.5 to 3.8 billion years ago

pls mark brainliest

Explanation:

6 0
2 years ago
Read 2 more answers
Factors affecting heart rate
Genrish500 [490]
1) breathing
2) emotional stress
3) physical stress
4) vagal stimulation
5) medications
6) illness
7) diseased heart
4 0
3 years ago
How can DNA be used to illustrate that evolution has occurred?
Alexxandr [17]

DNA can illustrate that evolution has occurred since in the process of natural selection advantegeous genes or traits have been selected to pass on through generations and further more evolve as long as the species survies and is successful in reproducing.

4 0
3 years ago
Other questions:
  • Sulfur dioxide:
    15·1 answer
  • Kyra smith, who is 58 years old and postmenopausal, is seen at the women's health clinic for a routine checkup. she reports no h
    11·1 answer
  • If a cell has an increased need for a particular molecule that is already present in a higher concentration within the cell than
    6·1 answer
  • Why does salad wilts as soon as salt is added?
    7·1 answer
  • Help me with this question please!!!!!!!!
    5·1 answer
  • Why are decomposers and detritivores important parts of a food web?
    13·1 answer
  • (PLEASE HELP MEH, IM 2 STOOPID)
    12·1 answer
  • The study of living things and how they interact with each other and their<br> environment is called
    6·1 answer
  • How fast are plates moving apart mid ocean ridges
    14·1 answer
  • What is the function of DNA​
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!