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
posledela
3 years ago
14

Cystic fibrosis is a recessive genetic disease caused by a mutation in the gene that encodes the CFTR protein, which transports

chloride ions in and out of cells. Some populations have a relatively high rate of cystic fibrosis carriers, possibly because the mutation protects against severe dehydration in diseases like cholera or typhoid. What concept does this best illustrate?
A: Polygenic traits
B: Genetic drift
C: Pleiotrophy
D: Heterozygote advantage
Biology
1 answer:
yaroslaw [1]3 years ago
8 0

its letter b the genetic drift because it is mechanism of evolution in which allele frequencies of a population change over generation due to chance.

You might be interested in
What is the difference between continuous and discontinuous variation?
ira [324]
Discontinuous variation <span> refer to large, conspicuous differences from the parents</span>
This is where individuals fall into a number of distinct  categories, and is based on features that cannot be measured across a complete range
continious variation refer to small, indistinct differences from the normal condition.
Milk yield in cows, for example, is determined not only by their genetic make-up but is also significantly affected by environmental factors such as pasture quality and diet, weather, and the comfort of their surroundings
6 0
3 years ago
A generator consists of a rotating wire coil placed in a magnetic field. This process transforms mechanical energy into ________
Yakvenalex [24]

It would be electrical

6 0
3 years ago
Read 2 more answers
The nurse is explaining involution to a client who is pregnant with her first child. Which statement is the nurse correct to mak
julsineya [31]

The Nurse should say that during the pregnancy the breast feels pain and also abdominal pain. This all is general pain that happens to every woman in their pregnancy state.

<u>Explanation:</u>

  • Involution is the process that takes place during pregnancy time. It makes the uterus comfortable for childbirth.
  • As it produces a hormone called oxytocin. The mammary glands are becoming size for the production of milk.
  • Which is required for the baby. Pain also occurs in the back and also in the legs.
3 0
3 years ago
I need Help please anyone
saw5 [17]

Answer: A

Hope this helps

3 0
3 years ago
What do you think are the functions of the organ systems that are necessary for life
Leokris [45]
Organization,metabolism,responsiveness,movement,development,and reproduction.
8 0
3 years ago
Read 2 more answers
Other questions:
  • NEED HELP PLEASE ANSWER LOTS OF POINTS!!!!!!!!!!!11
    9·1 answer
  • The bicoid (bcd) gene in Drosophila melanogaster has a role in establishing the polarity of the insect larva early in developmen
    9·1 answer
  • What is the scientific name for a living thing
    14·2 answers
  • A structure in the leg of a human is found to carry oxygen-rich red blood cells. What else is most likely true about this struct
    14·2 answers
  • One brain area potentially involved in obsessive-compulsive disorder is the:
    15·1 answer
  • Which of the following is a main food safety responsibility of processors in the food supply chain?
    5·2 answers
  • HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!plEaSeASaP
    14·1 answer
  • What does it mean to die of "natural causes" or to die of "old age"?
    7·2 answers
  • Aerobic respiration is more efficient than anaerobic respiration​
    10·2 answers
  • What designs the shape and size of all animals that are multi-cellar and have a back-bone
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!