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
ki77a [65]
3 years ago
13

1 ) HIV weakens the immune system by killing a. antibodies. c. helper T cells. b. B cells. d. killer T cells.

Biology
1 answer:
kondaur [170]3 years ago
5 0
1.)<span>a. antibodies
 2.)</span><span>b. its mechanism is well understood</span>
You might be interested in
How does isolation of a population lead to a decrease in genetic diversity
exis [7]

Answer:

Decrease in genetic diversity reduces the chance of variation in the offspring.

Explanation:

If there is no variation, there will be no evolution. So, if there is a change in the environment (like an outbreak of a disease) that affects one of the organisms, it is likely to affect all of them and destroy the whole population. This would lead to extinction.

8 0
3 years ago
Jimmy is riding in his car to the office. It is snowing heavily and he can see frost forming on the windowpane. Which type of wa
babymother [125]
This type of water transition or change in phase of matter is known as FREEZING.

Water has molecules that are free flowing and have the ability to collide and bounce against each other, that's why it has that kind of characteristic that it takes the shape of its container.

When these molecules are exposed to lower or colder temperatures, the molecules tend to vibrate and get attracted towards each other, creating a semi-solid or completely solid material. In this example, liquid turned into frost because of the low temperature present within the environment.
7 0
3 years ago
Read 2 more answers
Help please!!!
nikdorinn [45]

it's b. anaphase and spindle fibres pulls chromosomes towards the centrioles in this phase.

7 0
3 years ago
Read 2 more answers
**15 Points &amp; Branliest** ; Individual 5 in generation III of this pedigree visited a genetic counselor. The counselor made
icang [17]

Answer:

- She does not carry the gene for cystic fibrosis.

Explanation:

Due to technical problems, you will find the complete explanation in the attached files

3 0
2 years ago
Im bored and a need a question answered what is the biggest water animal
Hoochie [10]
The blue whale! It’s actually not only the biggest animal in water but also the biggest animal in the world! :)
5 0
2 years ago
Read 2 more answers
Other questions:
  • Give an example of how migration affects population size?
    13·1 answer
  • What is molten rock called when it is inside earth
    6·1 answer
  • Which word equation summarizes the dehydration of a carbohydrate?
    12·1 answer
  • How does meiosis most benefit a species?
    14·1 answer
  • Which organisms make their own food through photosynthesis?
    13·2 answers
  • Arthropods invaded land about 100 million years before vertebrates. This fact most clearly implies that ________.
    5·1 answer
  • How do the organ systems function together in the human body?
    9·1 answer
  • Which of the following is NOT an example of rapid combustion?
    12·1 answer
  • ATP-
    13·1 answer
  • If an entire tiger population disappears due to disease. What type of<br> limiting factor is this?
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!