The time it usually takes from infection until major opportunistic diseases occur is more than:

1 answer:

3 0

With reference to the transition from HIV to AIDS, modern research indicates that without treatment, it takes approximately 10 years from first infection of the HIV virus to full-blown AIDS, with major opportunistic diseases then occurring in this period as the individuals will have severely weakened immune systems making them more easily susceptible to major opportunistic diseases like pneumonia, tuberculosis and Salmonella infections.

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Why do chromosomes condense at the start mitosis

Fynjy0 [20]

This condensation is needed to allow the chromosomes to move along the mitotic spindle without becoming tangled or broken during their distribution to daughter cells. DNA in this highly condensed state can no longer be transcribed, so all RNA synthesis stops during mitosis.

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3 years ago

You are out to dinner with your friend. you notice that he only orders food and drink items that are red. you think this behavio

BigorU [14]

The cautions that can be given to the friend include the following:
Eating foods from different sources is very advantageous because it ensures that one gets all the necessary food nutrients that are needed for proper growth and development. Getting the necessary food nutrients on the other hand will boost one's immunity and enable one to develop resistance to diseases. Restricting one's food to a limited type of food is very bad and can have fatal consequences.

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3 years ago

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Which statement accurately describes the role of key organelles in energy transfer?

miss Akunina [59]

Answer:

Energy is captured and stored in the mitochondria and released in the chloroplast.

Explanation:

SORRY I THINK

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3 years ago

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6. Before transferring sperm to the female during mating, the males of some species of beetles use their copulatory organs to re

scZoUnD [109]

Answer: Mechanical Isolation

Explanation:

Mechanical isolation is a type of barrier that prevents the species that are closely related from mating with each other.

It is used in case of plants and animals(here beetles) in which the without compatible sex organs individual of different species will not be able to mate and produce offspring.

Thus, the correct answer is option C

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Which mutation causes either the inclusion of an extra chromosome in offspring or the deletion of an entire chromosome?

disa [49]

D) non disjunction
is the answer

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3 years ago

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