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Dmitriy789 [7]
3 years ago
8

Did T. Rex have hair?

Biology
2 answers:
Aloiza [94]3 years ago
8 0

Answer:

No, they did not have hair

Mazyrski [523]3 years ago
5 0

Answer:

rex was covered in a coat of downy feathers

Explanation:

Some mammals did have hair but T. Rex mostly had feathers

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Two types of cells found in the epidermis of the skin and their function
Archy [21]

Answer:

The melanocytes: these produce melanin, the pigment that provides the skin with its color and protects it from the sun's rays.

The keratinocytes: these form epidermal keratin.

Explanation:

6 0
3 years ago
Soluble salts can be made by mixing acids and alkalis What name is given to this type of reaction?​
Darya [45]

Answer:

Neutralization Reaction

Explanation:

Reaction is the name given to this type of reaction in which soluble salts can be made by mixing acids and alkalis.

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3 years ago
If the temperature changes during a chemical reaction, what has occurred?
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A. energy was transferred  
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Nikolay [14]

Answer:

The correct answer is- Leukopenia

Explanation:

White blood cells are present in our blood which protect our body from foreign antigens like bacteria, viruses, etc. When these white blood cells decrease abnormally in number then this condition is called leukopenia.

White blood cells contain different cell which protect our body from different type of infections. So there are different types of leukopenia according to the particular white blood cell whose number became low.

For example when neutrophils number in the body decrease it is called neutropenia. So the correct answer is leukopenia.

4 0
3 years ago
What is the difference between acute and chronic poisoning
Kobotan [32]

Answer:

Acute poisoning is poisoning on one occasion, which means it doesn't take very long to get symptoms. While chronic poisoning is is long term,Which would mean it would take a while to get symptoms.

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