answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
alexandr402
5 days ago
13

Ion channels are a versatile group of membrane proteins that can be opened by various stimuli such as ligand binding. Once open,

ions move through these channels. The direction these ions move is determined by the concentration of the ions either side of the membrane, as well as by a second factor. What is this second factor?​
Biology
1 answer:
Rainbow [1.7K]5 days ago
5 0

!!•••••••☆☆ Hey mate ☆☆•••••••!!

Ions are atoms or molecules that carry a charge. The plasma membrane acts like a capacitor, storing and separating electrical charges. The voltage across the membrane differs from one cell to another, with the typical interior measurement being -65 mV (millivolts) as compared to the exterior.

This indicates that positive ions may enter the cell when ion channels open; however, as stated in the question, ion movement is influenced by both voltage and concentration.

This "electrochemical potential" can be computed using the Nernst equation.

☆☆☆☆• Hope this helps you •☆☆☆☆

You might be interested in
Mike wants to increase his monounsaturated fat intake. Which meal has the highest amount of monounsaturated fat?
vlada-n [1829]

Answer:

b. baked potato with butter, grilled chicken, and creamed asparagus

Explanation:

Although other meals contain monounsaturated fats, option B has the highest concentration. Excess fats can be detrimental to our health, leading to cardiovascular issues due to hypercholesterolemia which can cause atheromas in blood vessel walls. However, it's been found that the healthier fats include both polyunsaturated and monounsaturated types, present in vegetables, animal products, unrefined oils, fruits, and nuts.

The method of food preparation plays a crucial role; heating and frying fats or oils can alter their structural and molecular composition, shifting the locations of bonds, leading to the creation of trans fats (which can also be artificially produced in some food items). Trans fats are highly harmful to health, as exemplified by option C, which contains a significant amount of trans fat.

7 0
1 month ago
Calix’s karyotype showed that he has a genotype of XXY. Explain how nondisjunction caused Calix to be XXY.
vlada-n [1829]

Answer:

An XY or XY gamete combines with a standard gamete (X or Y)

Explanation:

Meiotic nondisjunction refers to the occurrence where chromosomes do not separate correctly during meiosis I or II. This process results in abnormal gametes, meaning gametes that may have excess or insufficient chromosomal content.

The fusion of these abnormal gametes created by nondisjunction with a typical gamete (either X or Y chromosome) leads to a condition known as ANEUPLOIDY, a chromosomal anomaly. In the instance of Calix, having an XXY configuration represents an ANEUPLOIDY state which may result from the fusion of either a XX gamete with a Y gamete, or an XY with an X. The XY or XX gametes are generated from nondisjunction.

4 0
1 month ago
Which of the following statements indicates the way in which the body's natural defenses protect the skin from the effects of UV
s2008m [1679]
Provide statements that offer an answer.
7 0
6 days ago
Put the steps of enzyme activity in order from first to last using the drop down menu beside each step. The chemical reaction oc
s2008m [1679]

The active site of the enzyme accommodates a substrate. This leads to the formation of an enzyme-substrate complex as the enzyme binds with the substrate. Subsequently, a chemical reaction takes place where new substances, referred to as products, are generated.

7 0
24 days ago
Read 2 more answers
What part of cellular respiration is affected by shikonin
11111nata11111 [1806]
Shikonin is a natural compound used in traditional Chinese medicine to treat inflammation, and its anti-cancer properties have emerged recently. It disrupts the levels of calcium ions and reactive oxygen species (ROS), which leads to a loss of functionality in the mitochondria of cancer cells, thus depriving them of the energy essential for survival.
5 0
21 day ago
Other questions:
  • In 3-5 sentences, describe the human respiratory system and its functions.
    7·1 answer
  • During georgia's severe drought what recreational facility was under construction
    9·2 answers
  • How could coevolution lead to mimicry?
    13·2 answers
  • Contrast the genetic content and the origin of sister versus nonsister chromatids during their earliest appearance in prophase I
    8·1 answer
  • Each isotope has a special name derived from Latin (protium, deuterium, and tritium). What structural feature do these names ref
    12·1 answer
  • Which option identifies one section of the ocean floor?
    13·2 answers
  • Consider the atps that can be generated via substrate-level phosphorylation. Will glycolysis be useful for generating any atps d
    8·2 answers
  • Which term is not correctly matched with its proper definition? A. Prototroph: possesses the same metabolic/growth capabilities
    14·1 answer
  • 2.The new codon that you answered for #1 codes for which amino acid? Only give the three letter prefix for your answer.
    15·1 answer
  • Which gas would most likely be found in the greatest amount in the bubbles?
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!