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Effectus [21]
2 years ago
15

Explain how the human immune system responds to a viral infection.

Biology
1 answer:
nikdorinn [45]2 years ago
8 0
Infected cells create and release small proteins known as interferons, which help the immune system fight viruses. Interferons stop viruses from replicating by interfering with their ability to multiply within infected cells.
You might be interested in
How does decreasing the temperature when food is refrigerated slow decomposition and bacterial growth
juin [17]

Answer:

Low temperatures slow down chemical reactions, the action of enzymes, and delay or inhibit the growth and activity of microorganisms. The lower the temperature, the slower the chemical reactions, enzymatic action and bacterial growth will be.

Explanation:

Refrigeration consists of keeping the products at low temperatures, but above their freezing temperature. Refrigeration prevents the growth of microorganisms that can withstand temperatures above 45º C and many that can survive temperatures ranging from 15 to 45º C. If we lower the storage temperature of perishable foods, we will be able to significantly reduce the speed of reproduction of the vast majority of microorganisms, which cause decomposition and generate possible diseases in consumers. Refrigeration decelerates the metabolism of organic matter until it stops almost completely when we reach -18 ° C (international conservation standard for most frozen products), in addition to achieving partial or total inhibition of altering processes in food, such as certain enzymatic reactions or the metabolic degradation of proteins, thus delaying the decomposition of these.

6 0
3 years ago
What does it mean to say that one phylogenetic tree is more parsimonious than another?
kotegsom [21]

The one phylogenetic tree is more parsimonious than another that so rarer changes have to happen to make the basis of traits work on the tree.

<h3>Explain phylogenetic tree?</h3>

A phylogeny, or evolutionary tree, represents the evolutionary relationships among a set of organisms or groups of organisms, called taxa.

The advice of the tree symbolise groups of falling often species and the nodes on the tree define the common ancestors of those descendants.

Thus, rarer changes have to happen to make the basis of traits work on the tree.

To learn more about phylogenetic tree click here:

brainly.com/question/13577065

#SPJ4

5 0
3 years ago
Chronic overfishing disrupts a coral reef ecosystem, making the reef more susceptible to bleaching and resulting in die-off even
boyakko [2]

Answer:

The missing word is Depletion.

 

Explanation:

Depletion of the coral reef can occur when the coral reef is overfished. Demand for fish is moving in the same direction with the rapidly escalating population growth rate.

One side effect of unsustainable, uncontrolled fishing is that certain species might become overfished and therefore go extinct.

This creates an ecological imbalance, which accelerates the Coral Reef's degradation.

Cheers!

3 0
4 years ago
Which of the organisms might share the same community? -kangaroos-jack rabbit -cyclops -green algae -shelf fungus
Brut [27]
Kangaroo and Jackrabbits
5 0
4 years ago
If the atp synthase for an organism contains 15 c subunits, how many protons must flow through atp synthase per each new atp tha
anastassius [24]

Each time a new ATP is created, ATP synthase must process 5 protons.

<h3>Where is ATP synthase found and what does it do?</h3>
  • ADP and phosphate are converted into ATP by the mitochondrial enzyme ATP synthase, which is located in the inner membrane.
  • Protons are transported over a gradient created by electron transfer from the chemically positive to the negative side of the proton, which drives the flux of protons.
<h3>How does photosynthesis's ATP synthase function?</h3>
  • The light-driven production of ATP is catalyzed by the chloroplast ATP synthase, which is activated in the light and deactivated in the dark by redox-modulation via the thioredoxin system.
  • This down-regulation is thought to be crucial for minimizing wasted ATP hydrolysis at night.
<h3>What makes ATP synthase so crucial?</h3>

All cellular functions are powered by ATP, which is constantly used by cells and required for production. About 100 ATP molecules can be produced by each ATP synthase every second.

learn more about ATP synthase here

<u>brainly.com/question/893601</u>

#SPJ4

3 0
1 year ago
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