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
il63 [147K]
3 years ago
12

A theory by which prokaryotes gave rise to the first eukaryotic cells. Chloroplasts in plants and mitochondrion in other eukaryo

tes are believed to have once been prokaryotic organisms engulfed by larger prokaryotic cells.
Biology
1 answer:
Naya [18.7K]3 years ago
6 0

Answer: endosymbiosis

Explanation:

You might be interested in
Natural killer cells destroy target cells or pathogens by ingestion and destruction of particulate matter in a process called ph
podryga [215]

Answer:

<h2>False</h2>

Explanation:

Natural killer cells (NK cells) are a type of lymphocyte and also a component of innate immune system. NK cells play various functions in immune system and they play a major role in the host-rejection in virally infected cells.

NK cells are activated in response to interferons  and also by various other responses. NK cells work to by secreting IFNγ and TNFα. Natural killer cells play a very important role in early host defense against viruses.

4 0
3 years ago
A
pickupchik [31]

Answer:

Punnett square

Explanation:

6 0
3 years ago
A scientist studied four pieces of fossil evidence that show the evolution of the modern-day man. These date back to 2 million y
muminat

Answer:

B: 0.5 million years

Explanation:

6 0
3 years ago
HELP PLS! I WILL GIVE BRAINLIEST!! :))
Vsevolod [243]

Answer:

Water flowing over Earth's surface or underground causes erosion and deposition. Water flowing over a steeper slope moves faster and causes more erosion. Erosion and deposition by slow-flowing rivers create broad floodplains and meanders. Deposition by streams and rivers may form alluvial fans and deltas.

Explanation:

hope it helps

5 0
2 years ago
Read 2 more answers
Free Points and brainiest answer. The answer can be whatever. I'm deleting my account so I thought I would just hand out the poi
OLEGan [10]

Answer:

Is this legit? Cause if so I yaaaaayyyyyyy!!!! thank sssssss

3 0
3 years ago
Read 2 more answers
Other questions:
  • Could a desert form at 45°N latitude
    7·2 answers
  • A square kilometer of forest has 200 deer. What is the term that is used to describe this number? density dependant birth rate l
    12·2 answers
  • Which of the following would accompany a high-fat meal moving through the digestive system?
    10·2 answers
  • Which purpose does the authors use of setting support?
    13·1 answer
  • How do bacteria help keep the world free from waste?
    6·1 answer
  • What is the function of the hormone erythropoietin?
    10·1 answer
  • Need help with this please help
    9·2 answers
  • 5. True or false: One gene always codes for one trait.<br> o True<br> O False
    6·2 answers
  • When do you think the rays of the sun encounter particles
    12·1 answer
  • After DNA is duplicated, what is it called? What does it look like?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!