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ololo11 [35]
3 years ago
6

What are permanent tissues

Biology
2 answers:
Citrus2011 [14]3 years ago
7 0

Answer:

  • Permanent tissues are composed of cells, which have lost the power of cell division and moulded into anparticular form according to their function.

  • The cells of permanent tissue are mature and have definite shape, size and function.

  • The cells maybe living or dead, either thin walled or thick walled.

  • The cell wall is composed of cellulose, hemicellulose, pectin and lignin.

Rufina [12.5K]3 years ago
5 0
Permanent tissue is composed of cells that have lost the ability to divide and has attained a definite shape or form. There are three main types of permanent tissue. 1) simple, 2)complex, 3) special tissues.
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PLEASE HELP IT IS FOR BIOLOGY!!!!!!!
Sladkaya [172]

Answer:

nucleotides

Explanation:

RNA and DNA are polymers made of long chains of nucleotides.

7 0
3 years ago
What does cellular respiration have to do with metabolic processes?
bixtya [17]

Answer:

Metabolism refers to all the chemical reactions in the body, including those that use oxygen and create carbon dioxide. Oxygen and carbon dioxide, therefore, are involved in both respiration and metabolism. Metabolic reactions are sometimes referred to as cellular respiration, which can cause confusion.

5 0
2 years ago
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In the polyatomic ion tco4-, tc has a hypothetical charge of 7+. the 99tc isotope is used in medicine for imaging purposes. it h
vladimir1956 [14]

Answer;

Atomic number Tc = 43 , which is equivalent to the number of protons in nucleus.

Number neutrons = mass number - number of protons = 99 - 43 = 56 neutrons .

Number of electrons = number of protons - charge = 43 - (+7) = 36 electrons

Explanation;

-Atomic number is the number of proton in the nucleus of an atom of a given element. Mass number is the total number of protons and neutrons in the nucleus of an atom. A neutral atom has equal number of protons and neutrons.

-Isotopes are atoms of the same element with the same atomic number but different mass number.

8 0
3 years ago
B. Write 'T' for true and 'F' for false.
Zolol [24]

Answer:

1 True

2 False

3 False

4 True

5 False

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3 years ago
What organism is a elephant
kirill [66]
Elephant organism => classifying Organism Good Luck! :)
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