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
professor190 [17]
3 years ago
15

Sickle cell anemia is a disorder common in the sub-Saharan region of Africa. Although sickle cell anemia is generally fatal, hav

ing one allele for the disorder is also known to make a person resistant to malaria. Research shows that in the areas where malaria is most common, the sickle cell trait is seen in more than 40% of the total population.
A bioaccumulation
B geographic isolation
C interbreeding
D natural selection
Biology
1 answer:
Anna11 [10]3 years ago
7 0

the answer to this question is d

You might be interested in
HELP please PLEASEWhat are nostrils full of?
tamaranim1 [39]

Answer:

Tiny hairs, they filter the air coming in.

Explanation:

8 0
3 years ago
Read 2 more answers
How does the occurrence of mutation impact biodiversity?
irina1246 [14]
On the off chance that a change happens, if beneficial in the scarcest, normal choice picks it to wind up noticeably the more typical quality, and consequently development happens. For instance the dark demise wiped out one in three Europeans, now researchers are finding that some of the individuals who survived had transformations on their resistant framework cells; they needed regular receptors, or generally had few. (DNA resembles history, obviously, they aren't meeting with dark torment patients, the DNA in Caucasian Europeans goes about as an authentic guide of past bottlenecks.) Because Europeans with this transformation were to the least extent liable to bite the dust of the dark passing they were the well on the way to survive, which is the reason the calamity of the bubonic torment brought about somewhere in the range of 20% of Caucasian European relatives to do not have these receptors on their invulnerable framework cells which thusly diminishes the danger of resistance illnesses, for example, assistants.
8 0
4 years ago
11
Tomtit [17]

Answer:

The type of economy Tanzania belongs to is emerging market economy because it's the fastest 2nd growing expansion economy in the SSA :3

Explanation:

:3

6 0
3 years ago
In which of these stages is mitosis most important? A tiger cub is born. A tiger cub learns to walk. A tiger cub begins to grow.
butalik [34]

Answer:

A tiger cub begins to grow

Explanation:

because that's when they change the most

5 0
3 years ago
Read 2 more answers
Irwin’s sells a particular model of fan, with most of the sales being made in the summer months. Irwin’s makes a one-time purcha
dimaraw [331]

Answer:

answer is in the image below

Explanation:

6 0
4 years ago
Other questions:
  • In which two places is aggregate generally found?
    6·2 answers
  • A species has a diploid number of 36. Without meiosis, the gametes would each contain __________ chromosomes, and the fertilized
    12·1 answer
  • A student is observing different structures of a seed plant during a lab activity. She has identified tiny structures that look
    9·1 answer
  • What are reasons that Mendel used pea plants in his genetic experiments
    6·1 answer
  • Two strands of DNA produced during replication are copies of each other because each strand in the double helix is ___________.
    10·2 answers
  • • What is the Doppler Effect? How can the Doppler Effect be useful for a forensic investigation involving a shooting? • If you f
    8·2 answers
  • Complete the sentence to explain how organisms develop in a changing environment.
    8·2 answers
  • Which of the following is true of the composition of both DNA and enzymes
    9·1 answer
  • PLZZZZZZZZZZ HEEEEELLLPP MEEEEEE!!!!!!
    7·2 answers
  • What could a bird do to survive if the only food item available in the habitat was beans, yet it's beak was not effective in gat
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!