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tia_tia [17]
3 years ago
10

The chemical signal that travels through the bloodstream is part of the blank system

Biology
1 answer:
SVETLANKA909090 [29]3 years ago
5 0
Chemical signal can signify the lymphatic, nervous and endocrine system.

Mostly endocrine, the endocrine system is the body system responsible for providing the needed hormones for the body. These hormones and body fluids contribute and catalyse the growth, disposition, sex characteristics and other potential corresponding output of these hormones. 
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I only need one sentence. Will mark brainliest.
storchak [24]

Answer:

  1. The Biuret's solution will impart a dark violet blue to a pinkish purple color to the solution if positive.
  2. Benedict's indicator will turn the solution aqua blue if negative or yellow/green/brick red if positive.
  3. Iodine will turn the solution blue to black if positive.
  4. The paper bag will have a greasy/oily residue upon application of the sample.

Explanation:

  • The Biuret's test is widely used for the identification of proteins in whole milk samples.
  • The Benedict's solution is an indicator of the presence of simple sugars such as glucose.
  • Iodine is a popular indicator of starch(complex sugar)
  • The paper bag test indicates the presence of lipids or fats.
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3 years ago
Which statements describe electron transport chain events? Citrate metabolism results in the formation of one FADH2 and three NA
dmitriy555 [2]

Answer:

NADH releases two hydrogen and donate two electrons to coenzyme Q.

Explanation:

Electron transport chain is the last part of aerobic respiration and the only components that uses molecular oxygen. It involve series of processes where electrons are transfer from electron donors to electron acceptors, this make Hydrogen ions accumulate within the matrix space. It occur in the mitondondrial matrix.

The NADH releases two hydrogen and donate two electrons to the coenzyme Q ( ubiquinone). The Q is lipid soluble and move through hydrophobic core of the membrane.

It received electrons from NADH and FADH2.

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The law of reflection states that if the angle of incidence is 38 degrees, the angle of reflection is ___ degrees.
Scorpion4ik [409]
87693204 degrees you welcome

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shtirl [24]
Velocity

momentum = mass times velocity
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Cystic fibrosis is a genetic mutation. It is one of the most common genetic diseases in the world. There is no cure for CF.


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