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Shalnov [3]
3 years ago
7

When cells break down food molecules, energy is

Biology
1 answer:
romanna [79]3 years ago
5 0
The answer is A. i had this question yesterday

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Which of the following refers to a bone disorder found most often in the aged and resulting in the bones becoming porous and lig
Olenka [21]

Answer:

The correct answer is option - B) osteoporosis.

Explanation:

Osteoporosis is the group of various diseases in which resorption is more than the bone deposit. In this disease, bones become porous and light that leads to bones to become fragile and prone to fractures.

The composition is not changed and the matrix remains the same however the mass of the bone decline. This is found more often in aged people.

Thus, the correct answer is option B. osteoporosis.

5 0
4 years ago
What is the smallest unit of matter that has characteristic properties of its element?
bazaltina [42]

Answer:

The answer is Atom.

Explanation:

The atom is the smallest constituent unit of matter that has the properties of a chemical element and that it is not possible to divide by chemical processes. The atom is formed by a nucleus with protons and neutrons and several orbital electrons (subatomic particles); whose number varies according to the chemical element. Atoms combine to form molecules that then interact to form solids, liquids and gases.

7 0
3 years ago
Come ( dyq-ztcw-qog )​
lana [24]

Answer:

no

Explanation:

4 0
3 years ago
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Which statement forms part of cell theory?
Svet_ta [14]

Answer: Option D) All living things are made up of cells

Explanation:

The cell theory states that:

- the cell is the structural and functional unit of life

- all living organisms are made of cells

- all cells come from previously existing cells

- there is no life apart from the life of cells

- all living things are either single cells (unicellular) or group of cells (multicellular)

7 0
3 years ago
Which causes vasoconstriction? a. α-Adrenergic antagonist b. Calcium channel blocker c. Acetylcholine d. Norepinephrine
Softa [21]

Answer: Option D) Norepinephrine

Explanation:

Norepinephrine, also known as noradrenaline acts as both a hormone and neurotransmitter.

Its effects is similar to epinephrine, in that during stress conditions epinephrine stimulates the heart to beat and pump blood faster, while norepinephrine helps to maintain blood pressure, causing the narrowing of the blood vessels, known as vasoconstriction.

5 0
3 years ago
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