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Arlecino [84]
3 years ago
6

What are the major functions of dna?

Biology
2 answers:
Lina20 [59]3 years ago
7 0
DNA serves two important cellular functions: It is the genetic material passed from parent to offspring and it serves as the information to direct and regulate the construction of the proteins necessary for the cell to perform all of its functions. Hope this helped! ;)
Jobisdone [24]3 years ago
6 0

DNA serves two important cellular functions: It is the genetic material passed from parent to offspring and it serves as the information to direct and regulate the construction of the proteins necessary for the cell to perform all of its functions!!!

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Mike works in the metals industry. Which type of coal should he use as a fuel source?
Sonbull [250]

Answer:

B. bituminous

Explanation:

Bituminous coal is an organic sedimentary rock produced by compression of peat bog material by diagenesis and submetamorphics.

Bituminous coal has low moisture and high carbon content and hence used for the production of steel and cement, coke production an electricity generation.

Coking coal is a type of Bituminous coal are best used as fuel dource in metal industry having very narrow range of volatility and plasticity. Volatility is maintained by smelters  to optimize the ease of burn rate,  ignition, and energy output of the coal as this determines the burn rate of the coal.

Hence, the correct option is B. bituminous.

8 0
3 years ago
Piensa por lo menos dos ejemplos para cada tipo de noxa Biológicas: Físicas: Químicas: Psicosociales
Neko [114]

Answer:

A noxa is any component of the natural context, with the ability to generate some harm to the person who touches it.

Explanation:

Any blow with mechanical damage, change in temperature or pressure, UV radiation, plutonium, strontium, X-rays, electricity, loud noises is considered physical noxa.

Examples of this can be: Physical hazards: noise, radiation (ultraviolet, x-rays), electricity, blows, breaks, burns, cuts.

Chemical noxa is toxic and poisons, mostly of exogenous origin, that enter the body accidentally.

Examples of this can be: Chemical noxes: insecticides, pesticides, poisons, toxic gases, co2, co.

Biological noxas are living beings or viruses recognized as pathogenic agents, since they cause diseases of varying symptoms, evolution and severity, but which are called infectious diseases.

Examples of this can be: bacteria, protozoa, fungi and non-cellular entities, such as viruses.

Psychosocial noxas are actions or lack of actions that can cause mental disorders and that can lead to physical problems. Its impact is often negative on general well-being, particularly for young people.

Examples of this can be wars, racism or bullying.

8 0
3 years ago
Which of the following is the correct sequence of events in phagocytosis?
Cerrena [4.2K]

Answer:

B

Explanation:

i'm pretty sure

8 0
3 years ago
During which phase of the cell cycle in a cell's DNA copied?
brilliants [131]

Answer:

A. Interphase

Explanation:

Interphase is when the DNA is copying itself. It is being prepared for the cell to divide and one of the key parts of mitosis is when the chromosomes duplicate, so to prepare for mitosis, the chromosomes must duplicate during interphase.

6 0
3 years ago
Explain: How can a wave have two different types of energy?
LenKa [72]

Answer:

<em>In electromagnetic waves, energy is transferred through</em> <em>vibrations of electric and magnetic fields. In sound waves, energy is transferred through vibration of air particles or particles of a solid through which the sound travels. In water waves, energy is transferred through the vibration of the water particles.</em>

Explanation:

HOPE IT HELP

8 0
3 years ago
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