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katen-ka-za [31]
3 years ago
5

Which of these activities can help conserve natural resources?

Biology
1 answer:
Papessa [141]3 years ago
5 0
D. Recycling cardboard boxes.
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In the SDS-PAGE (sodium dodecylsulfate - polyacrylamide gel electrophoresis) method, separation takes place on the basis of:____
Vera_Pavlovna [14]

Answer:

B

Explanation:

Sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE) is a method of separating molecules based on the difference of their molecular weight.

8 0
3 years ago
In a _______ cross, the chance of the dominant phenotype showing up in one of the offspring is 3/4. dominant monohybrid dihybrid
MAXImum [283]
In a dominant cross, the chance of the dominant phenotype showing up in one of the offspring is 3/4, since the dominant genes are being shown here. 
7 0
3 years ago
Receptors for ________, peptide hormones, and eicosanoids are found in the cell membranes of target cells.
Vsevolod [243]
The answer is Catecholamine. It is any of a class of aromatic amines that includes a number of neurotransmitters such as epinephrine and dopamine. The adrenergic receptors are a class of G protein-coupled receptors that are targets of the catecholamines, especially norepinephrine (noradrenaline) and epinephrine (adrenaline). These three - catecholamine, peptide hormones and eicosanoids acts as extracellular membrane receptors which means that these receptors are embedded in the membranes of cells. They act in cell signaling by receiving (binding to) extracellular molecules.
6 0
3 years ago
the salivary glands, stomach, and pancreas secrete ____________ enzymes to break down triglycerides into monoglycerides, fatty a
likoan [24]

The salivary glands, stomach, and pancreas secrete<u> lipase enzymes</u> to break down triglycerides into monoglycerides, fatty acids, and glycerol.

Lipases are a set of water-soluble enzymes that hydrolyze substrates such as triglycerides and phospholipids, have a similar structure and are essential in the metabolism of lipoproteins and lipids.

That is, the function of lipase enzymes is to hydrolyze triglycerides to generate diglycerides, monoglycerides, fatty acids and glycerol.

<u>About lipase enzymes</u>:

  • It acts on the neutral fats in the diet, splitting them into triglycerides or diglycerides and these to monoglyceride, which is the most easily absorbed fatty compound.

  • The action of lipase is much more manifest on triglyceride, and it is also much faster the higher the molecular weight of the fatty acid present.

  • It acts on the surface and in an aqueous medium, the emulsifying agent represented by bile salts is essential for optimum effectiveness.

  • They are widely distributed, with a presence in the animal and plant kingdoms and even in the simplest unicellular organisms.

Therefore, we can conclude that the salivary glands, stomach, and pancreas secrete lipase enzymes to break down triglycerides into monoglycerides, fatty acids, and glycerol.

Learn more here: brainly.com/question/15737562

8 0
3 years ago
Order the steps of carbohydrate digestion:___________
Kryger [21]

Answer:

B

D

C

A

Explanation:

Digestion begins in the mouth with the process of chewing also known as mastication. Saliva in the mouth mixes with the food. saliva contains amylose. This breaks down sugar into smaller units of dextrins and maltose.

In the small intestine, the pancreas releases pancreatic juice which breaks down dextrins into smaller units.

the cells in the small intestine helps to transport the digested nutrients to the blood stream

Undigested food goes to the large intestine and eliminated in the stool

8 0
2 years ago
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