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Colt1911 [192]
3 years ago
7

What are the parts of phospholipid molecule?

Biology
2 answers:
ki77a [65]3 years ago
8 0
Hydrophilic heads, hyrdophobic tails. Heads are made of phosphate and the tails are made of lipids.
Lubov Fominskaja [6]3 years ago
3 0

Answer:

Gradpoint-

Glycerol + two fatty acids + phosphate group

Explanation:

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You are trying to get a pulse oximeter reading on an 18-month-old child with difficulty breathing. Every time you place the sens
My name is Ann [436]

Answer:

The correct answer is: place the pulse oximeter in the baby's toe.

Explanation:

  • A pulse oximeter is a non-invasive medical device.
  • It is used to determine the concentration of oxygen-linked haemoglobin flowing in through the peripheral arterial blood.
  • It is generally used in those parts of the body where the skin is thin, like the finger tip of hand, toe tip or the ear lobe.
  • The difference in the absorbance of infrared light by the haemoglobin molecules linked to oxygen and the haemoglobin molecules not linked to oxygen is used to determine the concentration of oxygen in the peripheral arterial blood.
  • As the child has a difficulty in breathing so, it is obvious the amount of oxygen that all its body cells receive is far less than the amount of oxygen needed by them.
3 0
3 years ago
Glycogen, starch, and cellulose are examples of​
liberstina [14]

Starch and glycogen, examples of polysaccharides, are the storage forms of glucose in plants and animals, respectively. The long polysaccharide chains may be branched or unbranched. Cellulose is an example of an unbranched polysaccharide, whereas amylopectin, a constituent of starch, is a highly branched molecule.

4 0
2 years ago
How does the mutation present in 10% of Europeans protect their cells from HIV?
worty [1.4K]

Answer:

The mutation, which affects a protein called CCR5 on the surface of white blood cells, prevents HIV from entering these cells and damaging the immune system. Around 10% of today's Europeans carry the mutation, a significantly higher proportion than in other populations.

Explanation:

I hope this helps:)

7 0
2 years ago
Read 2 more answers
Which amino acids have side chains that fit into the specificity pocket of chymotrypsin? arginine glycine tyrosine aspartate phe
frez [133]

Answer: tyrosine and phenylalanine

Explanation:

Chymotrypsin is a mammalian digestive enzyme that catalyzes the hydrolysis of proteins in the small intestine. it is highly selective in its action as it hydrolyzes only those peptide bonds on the carboxyl side of AROMATIC AMINO ACIDS such as tyrosine, phenylanine, tryptothan.

Thus, of all listed tyrosine and phenylalanine are the amino acids.

8 0
3 years ago
Muscles that are often weak in people who are sedentary or overweight are known as ________ muscles.
Karolina [17]
Trunk flexor muscles. Hopes this helps.
4 0
3 years ago
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