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
lina2011 [118]
3 years ago
13

24. What is the purpose of natural selection?

Biology
2 answers:
mezya [45]3 years ago
5 0
Natural selection is the differential survival and reproduction of individuals due to differences in phenotype. It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations
velikii [3]3 years ago
3 0

Answer: To get rid of the week and let their kids not be weak.

Explanation:

You might be interested in
What is the difference between endarch and exarch
Ksivusya [100]
The spelling is the only difference 

7 0
3 years ago
Read 2 more answers
During which stage of postmortem decomposition does the body become bloated with gas
hichkok12 [17]
the answer is putrefaction
4 0
3 years ago
Read 2 more answers
Evidence suggests that first, ____________ were acquired when an aerobic bacterium was engulfed by larger cells and became mutua
leonid [27]

Answer:

1. Mitochondria

2. Chloroplast

3. the formation of eukaryotic cells

4. DNA

Explanation:

The theory of endosymbiosis was proposed by the Lynn Margulis in 1967 which suggested that the eukaryotic organelles like the mitochondria and chloroplast evolved when another prokaryotic cell engulfed the prokaryotic bacteria.

The mitochondria were formed when the chemosynthetic bacteria were engulfed by the bacteria and the engulfed bacteria formed a symbiotic relationship. Similarly, the chloroplast was originated in the same way when the photosynthetic bacteria were engulfed by another prokaryote.

The evidence which supports their ar:

1. The same size of the organelles to the bacteria

2. The presence of the circular DNA of the organelles like bacteria  

3. The similarity in the 30s and 70s ribosomal subunits.

7 0
3 years ago
Read 2 more answers
Which of these are present in both woody and herbaceous stems? (Select all that apply.)
Lelu [443]
Seedlings And Xylem That’s The Answer
8 0
2 years ago
Read 2 more answers
Air passes from the trachea into the lungs through two large tubes called?
Levart [38]
The bronchi are where air passes from the trachea.
5 0
3 years ago
Read 2 more answers
Other questions:
  • How has the human population changed since the development of
    6·1 answer
  • If a disease has an unknown cause, then it is said to be
    5·2 answers
  • What is mitosis and why is it important?
    9·1 answer
  • The force generated by a single muscle fiber can be increased by
    7·1 answer
  • If you could expose plants to just one wavelength of light at a time, would a wavelength of 300 nm, 450 nm, or 600 nm produce th
    9·1 answer
  • Seasons: Why do we have them? Gizmo assessment answer key
    7·2 answers
  • What is the current theory about the formation of the solar system?
    15·1 answer
  • May we please check it for me which one is the correct answer. ​
    6·1 answer
  • What are 5 organs analyzed in the lab and what are their functions
    15·1 answer
  • 2. What are the forces of nature that affect your life on a daily/monthly/seasonal<br> basis?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!