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Akimi4 [234]
3 years ago
14

Which of the following statements is true?

Biology
1 answer:
Lisa [10]3 years ago
6 0

Answer: All membrane lipids are amphipathic

Explanation:

The membrane lipid molecules are amphathic in nature which states that they are both hydrophobic and hydrophillic part. The lipid bi layer has been found tot be the most widely found in cell structure.

The structure is made of phosphorus and lipids and hence called as phospholipids.

The amphipathic nature of the lipids allows it to assemble spontaneously into bi layers even under the artificial conditions.

hence, all the lipids in the cell membrane or membranes are amphipathic in nature.

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¿Cuáles son los usos beneficiosos del fármaco que utiliza la comunidad médic?
Lelechka [254]

Answer:

In pharmacology, the term mechanism of action (MOA) refers to the specific biochemical interaction through which a drug substance produces its pharmacological effect. A mechanism of action usually includes mention of the specific molecular targets to which the drug binds, such as an enzyme or receptor.

5 0
3 years ago
Not only are the kidneys considered organs of excretion, but they have an endocrine function as well as an important role in the
stira [4]

Answer:

True

Explanation:

One of the edocrine processes the kidney is involved in is called the RAAS (Renin-Angiotensin-Aldosterone System) which is a signaling pathway involved in blood pressure control. It involves a number of hormones:

Angiotensinogen is produced by the liver in response tovarious inflammatory proteins

Renin is a protease produced by the kidneys in response tohypotension,

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Aldosterone acts to  increase reabsorption of Na+ and water and increase elimination of K+ and H+ in the distal tubules of the kidneys for ion concentration maintenance

5 0
3 years ago
Why must cells be able to both transcribe and replicate their DNA? (2 points)
Artemon [7]

Answer: The correct answer is D) Replication creates new DNA while transcription creates mRNA.

Replication is a genetic process in which DNA ( deoxyribonucleic acid) is duplicated so that two copies of the genetic material is prepared. This is important for cell division.

Transcription is a process, which includes copying of the genetic formation from DNA into mRNA ( messenger RNA). This provides instructions for the synthesis of specific proteins.

Thus, the correct option is D)

8 0
3 years ago
Read 2 more answers
True or false vitamin k is necessary for the absorption of vitamin B12 from the intestines
AleksAgata [21]
False. Intrinsic Factor is necessary for absorption of B12 from the intestine.
8 0
3 years ago
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In the _______________ custody variation in joint custody agreements, both parents have the right to participate in important de
Rufina [12.5K]

Answer:

Joint legal custody

Explanation:

During separation of parents  depending on the jurisdiction, custody can be granted as either physical or legal custody.

Physical custody involves or relates residential care of the child whereas legal involves participation in important decision involving the child.

In cases of Joint legal custody, both parents participate in important decisions with physical custody going to one parent.

6 0
3 years ago
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