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
QveST [7]
3 years ago
12

Why is the sickle cell allele still common in tropical regions?

Biology
1 answer:
slavikrds [6]3 years ago
3 0
Sickle-cell disease is common in tropical and sub-tropical regions because being a carrier, carrying a single sickle-cell mutation (sickle cell trait), affords some resistance to malaria.
You might be interested in
Why is very little sodium (200 mg) required in the diet for a sedentary individual?
My name is Ann [436]
Because their jobs required them to set all day.
7 0
3 years ago
Phosphorescence is a phenomenon associated with which algal division?
Viefleur [7K]
The correct answer is (b.) euglenophytes. Phosphorescence is a phenomenon associated with an algal division called euglenophytes. Euglenoids are one of the most known flagellates which are excavated eukaryotes of the phylum euglenophyte. Euglenophytes are single-celled plant-like protists that have no cell wall.
3 0
3 years ago
Read 2 more answers
The surface are of a sphere can be approximated as follows
11Alexandr11 [23.1K]
The surface area of a sphere can be approximated as follows: Surface area = 4πr2; where r is the radius of the sphere; π is a constant that is roughly equal to 3.
6 0
3 years ago
A cell that has no nucleus or organize organelles in the cytoplasm is known as
nevsk [136]
The answer is <span>prokaryotic cell</span>
3 0
2 years ago
Read 2 more answers
A disadvantage of solar energy is
Aliun [14]

Answer:

the sun is hot the absorbed in solar panels

Explanation:

4 0
3 years ago
Read 2 more answers
Other questions:
  • When the maximum amount of oxygen is being transported?
    8·1 answer
  • When the moon apprears to be growing larger it is said to be?
    14·1 answer
  • Please help asap!!! Will give brainlist :)
    5·2 answers
  • A cross involving true-breeding, red snapdragons and true-breeding, white snapdragons produce all pink offspring because both ge
    11·2 answers
  • Gregor mendel concluyo que cada guisante tiene dos unidades para cada rasgo y cada gameto cotiene una unidad . Las unidades de m
    8·1 answer
  • Why should gender selection with embryos be illegal. give 2 reasons
    12·2 answers
  • Nervous:_________;; respiratory
    15·2 answers
  • The tiny openings through which evaporation takes place in the leaves of plants are called _____.
    14·1 answer
  • Saco membranoso lleno de fluido
    9·1 answer
  • What are the 5 major Oceans?
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!