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zysi [14]
4 years ago
7

How are human activities altering the physical and living environment?

Biology
1 answer:
Zarrin [17]4 years ago
8 0

Answer:

Explanation:

see humans are altering living enevironment by destroying the nature

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The skeletal muscle organelles that actually contracts is (are) the:
frez [133]

Answer:

Myofibrils.

Explanation:

Myofibrils may be defined as the basic unit of muscle cell that are rod like in appearances. The tubular like myocetes or muscle cells are present in the myofibrils.

Myofibrils consists of dark and light bands. The myofibril is the skeletal muscle organelle that actually contracts during the muscle contraction. The myofibril unit is formed during the embryonic development by the myogenesis process.

Thus, the correct answer is option (E).

4 0
3 years ago
Read 2 more answers
The diagrams show what happens to the shape of a plant cell place in distilled water. Explain why the cell swells and becomes tu
VLD [36.1K]

Answer:

the name of the process should be osmosis

Explanation: Reason being that plant cells are hypertonic because they have a cell sap so when they are pout in distilled water  which is a hypotonic solution, it then absorbs water by osmosis and swells up and become turgid. But they do not burst because they have a cell wall that develops a wall pressure that balances the turgor pressure exerted by turgid cells

5 0
3 years ago
Often appear as change in skin, such as a growth, irritation, or sore that does not heal or as a change in a wart or mole.
umka2103 [35]

Skin cancer often appear as change in skin, such as a growth, irritation, or sore that does not heal or as a change in a wart or mole.

<h3>What is Cancer?</h3>

This is referred as a medical condition in which cells of the body divide in an uncontrollable manner and then spreads to other parts which makes it dangerous.

It also occurs in different types of forms such as a growth, irritation, or sore that does not heal or as a change in a wart or mole which is why special attention and observation is needed for quick detection and treatment in other to increase survival chances.

Cancerous cells compete with healthy cells for nutrients and other resources in the body and are usually treated through chemotherapy or radiotherapy which helps in killing the cancer cells.

Read more about Cancer here brainly.com/question/11710623

#SPJ1

4 0
1 year ago
Explain why being big, fast and strong is NOT always going to be adaptive in given habitats.
Archy [21]

Being big doesn't really help when you are trying to hide from danger that's one thing

3 0
4 years ago
which of these is a segment of DNA that contains information necessary to produce a protein? a. A base b. A gene c. A codon d. A
lisov135 [29]
GENE..................
3 0
3 years ago
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