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Klio2033 [76]
3 years ago
9

What vision abnormality occurs when light is focused behind the retina?

Biology
1 answer:
zimovet [89]3 years ago
7 0
The farsightedness or hyperopia occur when light focused behind the retina. The main reason of this type of abnormality is that because of the lens and cornea may not be able to bend the light rays to focus them on the retina. Hence the light rays focused behind the retina. The other reasons of hyperopia are the small size of the eyeball which causes the decrease in the refractive power of cornea and lens. Due to this small size of the eyeball the light rays focused behind the retina.
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Which connective tissue disorder is characterized by insoluble collagen being formed and accumulating excessively in the tissues
Maurinko [17]
Answer; 
Scleroderma

Scleroderma is a connective tissue disorder that is characterized by insoluble collagen being formed and accumulating excessively in the tissues. 

Explanation; 
This disorder features thickened skin that can involve scarring, blood vessel problems, varying degrees of inflammation and pain, and is normally associated with an overactive immune system. It is regarded as an autoimmune condition, as the body produces too much collagen, causing the skin and connective tissue to thicken. 
4 0
3 years ago
When crude oil is distilled, it is separated into categories. What are those categories characterized by?
goldfiish [28.3K]

Answer:

Differences in their boiling points

Explanation:

When crude oil is distilled and separated into categories, the categories are characterized by the differences in their boiling points.

At different boiling points, each of the fraction will separate out.

  • Crude oil is made up of different fractions of hydrocarbons.
  • As the chain length of the hydrocarbon increases, the volatility reduces and boiling point increases.
  • Components with short carbon lengths rises out from the column first and are cooled and extracted.
  • The categories are thereby, classified based on differences in their boiling points.
6 0
3 years ago
Name the parts of the digestive system which acts like a speed bump to control the movement of food in our alimentary canal.
rosijanka [135]

Answer:

circular folds

Explanation:

The movement of food in the body's alimentary canal <em>(the passage of food from the mouth towards the anus) </em>is aided by "peristalsis."

"Peristalsis" is an involuntary movement of the circular and longitudinal muscles found within the digestive tract. This movement occurs in the <u>esophagus, stomach and small intestine.</u>

Along the<em> jejunal intestinal wall</em> are the "circular folds." These folds are thick and stretches towards the "lumen." They function as speed bump control by slowing down the food passage and increasing the surface area necessary for <em>absorption</em>. After being absorbed, they will then be moved forward toward the large intestine.

So, this explains the answer.

4 0
3 years ago
A nonnative species of fish is introduced into a lake. which would most likely prevent this fish from becoming an invasive speci
borishaifa [10]
Invasive species are successful in novel environment due to lack of natural predator or competition. Therefore if the non-native share a niche with other fish in the lake ecosystem, there will definitely be competition for resources. This could lead to competitive exclusion of one species or resource partitioning between the species consequently, the non-native fish species will not invade the new environment unchecked. I hope this helps
3 0
3 years ago
Read 2 more answers
What is adhesion?(DEFINITION SHOULD BE SHORT-LESS THAN 10 WORDS
dsp73

Answer:

Adhesion is the tendency of dissimilar particles or surfaces to cling to one another.

Explanation:

6 0
4 years ago
Read 2 more answers
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