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ladessa [460]
3 years ago
11

Which class of molecules functions as chemical signals?

Biology
1 answer:
Elan Coil [88]3 years ago
6 0
<span>HormonesNovaNet is the answer

</span>
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A gene that is normally transcriptionally active can be "silenced" if it is relocated (through experimental manipulation) to cer
Genrish500 [490]

Answer:

Position Effect

Explanation:

Position effect is referred to the effect on gene expression when the gene is translocated from the location it is on a chromosome to another location.

As it relates to gene silencing and euchromatic gene repositioning, Position effect variegation best explains it.

Position effect variegation occurs when a gene in some cells is silenced as a result  of rearrangement of chromosomes which translocate or reposition euchromatic genes close to vicinity of heterochomatin. It is this abnormal chromosomal juxtaposition that leads to the gene silencing in stochastic pattern.

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3 years ago
A herbaceous plant has
Goshia [24]

Answer: option c a green stem without bark

Explanation: herbecious plants are usually called non Woody plant. They hve green stem and they usually have underground root.that help them take up water and nutrients from deep in the soil. They are mostly grassess and ferns. Their stem is usually soft because its body contains cellulose that makes them to be flexible. They grow very fast and have a lot of seeds.

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3 years ago
Why we use two op_amp when 1+A2&lt;A1​
Triss [41]
I have no idea
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8 0
2 years ago
If you help me ill give you 100 points
alexdok [17]

Answer:

Dissolved oxygen concentrations are constantly affected by diffusion and aeration, photosynthesis, respiration and decomposition. While water equilibrates toward 100% air saturation, dissolved oxygen levels will also fluctuate with temperature, salinity and pressure changes ³.

Relationship between oxygen uptake and dissolved oxygen concentration The potential for adverse effects of low DO concentrations on fish can be defined ...

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7 0
2 years ago
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Inessa05 [86]

Answer:

A scientist's response to the increase in food poisoning sick patients should be examining the type and source within the foods consumed.

Explanation:

Food poisoning involves the effects that decomposed or contaminated food can have on a group of people who eat it, and can cause illness in all or most individuals.

Although patients' symptoms should be treated and preventive education provided, the best course of action for a scientist is to investigate the cause.

The response of a scientist to the increase in food poisoning cases is to determine the type and source of food, as well as the nature of the alteration it has -decomposition, contamination, bacteria- in order to <u>eliminate the source and avoid new cases</u>.

  • <em>The other options may be valid in the face of the appearance of food poisoning cases, but they are not the best procedure with which a scientist would respond. </em>
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2 years ago
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