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valkas [14]
3 years ago
9

On earth the conservation of matter is somewhat different from the conservation of energy for which of the following

Biology
1 answer:
Gemiola [76]3 years ago
4 0
The law of conservation of matter states that matter cannot be created or destroyed.  The law of conservation of energy states that energy cannot be created or destroyed.  Both of the laws state that both cannot be created or destroyed, but both take on different forms, or become different kinds of matter or energy.
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Which of these is not needed by living organisms?
Bezzdna [24]

Answer:

Gravity.

Explanation:

Without air, living organisms would suffocate and die.

Without water, living organisms would dehydrate and die.

Without energy, living organisms would die instantly.

Without space, living organisms would be squished together and die.

The only logical answer left is gravity.

3 0
3 years ago
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Scientists and doctors are working hard to find a way to cure cancer. Which cellular process are they studying to try and cure t
Natasha_Volkova [10]

Answer:

<em>The correct option is B) regulation of mitosis</em>

Explanation:

Cancer can be described as a group of diseases which result from uncontrolled, abnormal cell division. The cell division by which the cells divide (except sex cells) is termed as mitosis. Hence, scientists will be studying the regulation of mitosis if they are to find a cure for cancer.

Other options like option A are not correct because only sex cells divide by meiosis. Hence, regulation of meiosis will not cure cancer.

5 0
3 years ago
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dalvyx [7]

Answer:

D. DDT

Explanation:

DDT is highly persistent in the environment means that it break down very slowly in the environment. The half-life for DDT is from 2 to 15 years. Half-life is the time needed for the degradation of half of the compound. Persistent bio-accumulative toxic substances (PBTs) are chemicals that break down slowly in the environment and its accumulation in living organisms are toxic. Some PBTs are dispersed through air currents while some uses other environmental pathways, resulting in contamination of regions far from their points of origin.

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ANTONII [103]

A, B, C, D are correct and E is false

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What is an irregularity leading to cancer?
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Mutations (changes) to the DNA within the cells.
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