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LiRa [457]
4 years ago
8

What is an autoimmune disease?

Biology
1 answer:
11Alexandr11 [23.1K]4 years ago
5 0

Answer:

your body is attacked by its own immune system

Explanation:

your immune system overreacts and decides to attack your body mistaking healthy objects like skin to be something unhealthy like a virus.

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Describe the realationship between lifestyle and factors affecting blood flow
MArishka [77]
Lifestyle is the causal factor a healthy or unhealthy cardiovascular system. Hence, it is important to keep tract on what you eat and practice during the day.

Some common types of cardiovascular diseases and its cause are: 
<span>a. Coronary Heart Disease – this is the most common form of heart disease. It happens when arteries supplying blood to the heart narrow or harden from the build-up of plaque (fat and cholesterol). People who experience this condition will often feel chest pains, shortness of breath, and discomfort on the arms, shoulders, neck, and jaw. </span>

<span>b. Atherosclerosis – is a form of coronary heart disease where plaque builds up in the arteries causing low blood supply to the body. </span>

c. Arteriosclerosis – a condition where arteries narrow in size and harden through time

<span>d. Heart Failure – this condition occurs at a very slow rate usually caused by an injury to the heart muscle, uncontrolled high blood pressure, a heart attack, or the a heart valve fails to function. The weakened heart muscle then puts more effort in pumping blood to the body and when the heart can’t keep up with the pace, the heart just fails away. </span><span> </span>
6 0
3 years ago
What’s vegetative reproduction (biology)<br><br> give description and example.
Virty [35]

Vegetative reproduction is a mode of asexual reproduction naturally occurring in plants. In this process. only one of the parent is involved and the offspring is genetically identical to the parent and no sharing of DNA takes place.

Examples are:  Onion, rhizome (ginger) and daffodil

Explanation:

There are meristem tissues found in the stem, root and leaves. These are undifferentiated cells and have tendency of dividing. This tissue gives rise to organs of the plant and responsible for its growth.

Natural vegetative propagation happens when an axillary bud grows into a lateral shoot and develops adventitious roots consequently forming a new plant.

Vegetative propagation can be done artificially also.

4 0
4 years ago
What do plants produce for animals?
vlabodo [156]
Food, they make food for animals like elephants that eat plants
8 0
3 years ago
2. Suppose the object Marcie found is a rock formed by volcanic processes. What type of rock would it be? A. igneous B. metamorp
sergey [27]

Answer:

The answer would be A. igneous

Explanation:

4 0
3 years ago
What anatomy is the study of similarities and differences in organisms structures
natali 33 [55]

Answer:

Comparative anatomy.

Explanation:

Comparative anatomy is a branch of science in which we study about similarities and differences present in different organisms. This type of study is very important for the classification of living organisms. Comparative anatomy tells us about the evolution of an organism. Scientists study DNA, embronic structure and the internal structure of species to see the evolution of different organisms.

3 0
3 years ago
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