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Setler79 [48]
3 years ago
9

Match the names and descriptions to the correct phase of a star's life cycle.

Biology
1 answer:
OleMash [197]3 years ago
8 0

Answer:

pic 1 red giant, a star whose outer shell has expanded and cooled

pic 2: supernova, a shock wave produced by extremely high temperatures

pic 3: black hole, a high mass star that has collapsed from gravity

pic 4: white dwarf, a low mass star that has shed its outer layers

Explanation:

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Discuss one of the major issues in toxicology from any perspective.
tangare [24]

A controversial issue of toxicology is the use of chemical additives in food.

Food additives are substances intentionally added to foods for the purpose of preserving, enhancing or modifying their physical, chemical, biological or sensory properties without impairing their nutritional value. However, it is necessary to control the use of these substances, as ingestion of these substances may pose health risks.

Additives are found in most processed foods, such as cookies, breakfast cereals, soft drinks, jellies, artificial juices, candies and a host of other foods in the diet of Brazilians, especially children.

Thus, its consumption should be controlled, as the health risk is confirmed by a sum of scientific studies. The three main ills associated with excessive consumption of these substances are cancer, food hypersensitivity and attention deficit hyperactivity disorder.

Some audiences are even more vulnerable to consumption, such as pregnant women, the elderly, people with little food and children under three years. In the case of children the attention should be greater because the digestive and urinary systems are not yet fully prepared to process these substances.

The more industrialized the product, the more chemical additives it will have. The ideal is to prepare fresh products at home. However, as is often not possible, it is important that you read the label and choose the products with the least additives.

8 0
3 years ago
some forests are affected by human activity with grazing from livestock. how can this affect diversity?​
svp [43]

Answer:

some forest are really affected by activity because polluted they put trash in the water and they never clean it up and the animal life are getting sick and they are dying this does affect diversity because animals can die if we have polluted waters

Explanation:

8 0
3 years ago
Double stranded is a characteristic of
Minchanka [31]
The answer to this question is 1.DNA because RNA is single stranded.
6 0
3 years ago
Read 2 more answers
The molecule ATP is composed of elements that are usually found in organic molecules. Which of the following is one of the eleme
fomenos

Explanation:

ATP is the short form of Adenosine Triphosphate. The molecule is made up of three basic things:

  • Adenine ring
  • Ribose sugar
  • Three phosphate groups(triphosphate)

This molecule is provides the energy needed for life processes when broken down.

The elements that makes up ATP are:

  1. Carbon(C)
  2. Hydrogen(H)
  3. Nitrogen(N)
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  5. Phosphorus(P)

Learn more:

ATP brainly.com/question/4957918

#learnwithBrainly

4 0
3 years ago
What serves as “protein factories” by reading codons and forming polypeptide chains?
bixtya [17]
The Ribosomes.
I’m not sure if this is correct though ;-;
4 0
3 years ago
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