Which of the following statements is true regarding gap junctions?


Choose 1 answer:


(Choice A)

A

Gap junctions are found in plant cells.

(Choice B)

B

Gap junctions are narrow passages that form when holes are punched the cell walls of neighboring plant cells, allowing direct cytoplasmic exchange.

(Choice C)

C

Gap junctions form in order to seal off openings in animal cells and prevent liquids from leaking.

(Choice D)

D

Gap junctions form when connexons align in adjacent animal cells to form a channel.

Answers

Answer 1

D - Gap junctions form when connexons align in adjacent animal cells to form a channel.

Answer 2

Gap junctions are actually the connexons align in adjacent animal cells to form a channel. The correct option is D.

What are gap junctions?

Gap junctions are highly specialized intercellular interconnection that connect a wide variety of animal cell types.

They connect the cytoplasm of two cells directly, allowing molecules, ions, and electrical impulses to cross via a regulated gate between cells.

Thus, the correct option is D.

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Related Questions

1. Which of the following choices is NOT part of the central nervous system?
a. Brain
c. Spinal cord
b. Ganglion
d. Gray matter

Answers

Answer:

I think it's b I thinkkkk

7. What is the chemical energy in the cell called?

Answers

Answer:

It is Adenosine Triphosphate (ATP)

Explanation:

Hope it helps

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the fish left their habitat for a nicer environment.
What the plural noun?

Answers

fish- even though it doesn't have an s at the end it's still used as a plural noun.

PARA TERMINAR
Elaboramos argumentos con base en fuentes científicas y los saberes locales sobre la elección de alimentos propios de nuestra comunidad con alto valor nutricional. Completamos el siguiente cuadro, en el cual encontramos un ejemplo que contiene
información de la FAO sobre el valor nutricional de la quinua en comparación con el de otros granos. Esto nos permitirá reflexionar sobre la elección de alimentos con alto valor nutritivo para cubrir nuestros requerimientos nutricionales.
IDEAS CENTRALES DATOS E INFORMACIÓN
CIENTÍFICA CONSTRUYE TU
ARGUMENTO PROPUESTA DE ELECCIÓN

Consumir alimentos que contengan un alto valor nutricional para evitar la desnutrición, el sobrepeso y la obesidad. La célula necesita energía en forma de ATP para realizar sus funciones vitales. Esta energía la obtenemos de la glucosa presente en los alimentos, por lo que siempre debemos considerarla en
nuestro consumo diario. Las células necesitan carbohidratos, lípidos, proteínas y minerales para realizar sus actividades vitales y mantener el equilibrio homeostático.

Incluir en la alimentación quinua para prevenir la anemia.

Answers

Algunos de los alimentos que presentan un alto valor nutricional incluyen el arenque, la espinaca, arvejas, semillas de calabaza, etc. La energía de la glucosa se convierte en ATP mediante la respiración celular.

La célula necesita macronutrientes y micronutrientes para sobrevivir.

Los macronutrientes son aquellos que aportan energía al ser consumidos, los cuales incluyen lípidos, proteínas y carbohidratos.

Los micronutrientes no aportan energía e incluyen las vitaminas (por ej, la vitamina D) y los minerales (por ejemplo, el hierro).

Los alimentos que presentan un alto valor nutricional son aquellos que contienen un alto contenido de macro y/o micronutrientes (por ejemplo, arenque, espinaca, arvejas, semillas de calabaza, etc).

Los carbohidratos simples como la glucosa aportan energía de rápida utilización mediante la ruptura de sus enlaces químicos, lo cual permite llevar a cabo un grupo de reacciones metabólicas colectivamente referidas como respiración celular.

La respiración celular genera ATP, la moneda de cambio energética que la célula utiliza para crecer, diferenciarse y reproducirse.

Finalmente, la quinoa es un alimento del grupo de los cereales el cual contiene un alto valor energético y nutricional.

Este alimento (quinoa) es una fuente rica en hierro (es por ello que previene la anemia), magnesio, calcio y diferentes tipos de vitaminas (B, C y E).

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Atoms are divisible and can be broken down into smaller parts called what?

correct answers only:)

Answers

Atoms are divisible into electrons, neutrons, and protons.

Which two plants produce seeds in the same way?

Answers

Gymnosperms – plants with cones.
Angiosperms – plants with flowers.

What is the term for heat transfer because of direct contact?

Answers

Answer:

CONDUCTION

Explanation:

Answer: Conduction

Explanation:

Knowing that death and dying is a natural part of aging process which of the following statements is true there are major reactions of stage to death people always experience family and friends.

Answers

Answer: Varies

Explanation:

It all connects to the afterlife being a real thing.

which term can be defined as the rate of how far an object traveled over a period of time

Answers

Answer:

Speed

Explanation:

The speed of an object is the distance the object travels in one unit of time.

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What kind of tools and sites did Neandertals have and how does their behavior differ from earlier hominins?

Answers

Answer:

Mousterian point Neanderthals were skilled tool makers but not as advanced as modern humans. Their tools including spear points and knives, most likely set in wooden handles, scrappers, pronged harpoons, and engraving tools. There is also a key difference between Homosapien and Neanderthal, that is that homosapien is the modern human who lives today while neanderthal is an extinct species.

Have a great day! :D

A population of jaguars starts with 200 individuals. Within the year, 40 jaguars are born; 30 jaguars die, 30 immigrate, and 10 emigrate. What is the final population after a year? (Enter ONLY your numeric answer) *

Answers

230 jaguars
200+40-30+30-10=230

compare the composition of gas in air entering and leaving the trachea in the grasshopper​

Answers

Answer: probably 2

Explanation:

Help me. Question is in the picture.

Answers

those are chloroplast. They contain chlorophyll, a green pigment that traps light needed for photosynthesis.

WILL MARK BRAINLIEST
What is ridge push?

Answers

Answer:

Ridge push (also known as gravitational sliding) or sliding plate force is a proposed driving force for plate motion in plate tectonics that occurs at mid-ocean ridges as the result of the rigid lithosphere sliding down the hot, raised asthenosphere below mid-ocean ridges. Although it is called ridge push, the term is somewhat misleading; it is actually a body force that acts throughout an ocean plate, not just at the ridge, as a result of gravitational pull. The name comes from earlier models of plate tectonics in which ridge push was primarily ascribed to upwelling magma at mid-ocean ridges pushing or wedging the plates apart. Brainliest?

Explanation:

can someone help me
I really can't understand it everyone is saying stroke SOMEONE HELP me

Answers

Answer:

B. acronym

Explanation:

CVA is the abbreviation for cerebrovascular accident. Cerebrovascular accident is the medical name, but it is also known as a stroke.

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The kidneys filter the blood by creating urine. The blood has to travel through these tissue cells to get into the kidney. There are lots of elastic tubes that the soon to be urine travels through while being filtered. The kidneys rely on blood pressure from the heart to move the liquid so lack muscle tissue. The kidneys do not control when you urinate as they simply pass the urine in to your bladder. Explain why the kidneys have each tissue listed below or why they don’t have each tissue.

Muscle Tissue :


Epithelial Tissue :


Nervous Tissue :


Connective Tissue :

Answers

Answer:

Muscle Tissue : The kidneys rely on blood pressure to move, since they lack muscle tissue.

Epithelial Tissue : The kidneys contain simple cuboidal epithelial tissue, which secretes and absorbs. Thus absorbing toxins from blood to be turned to urine.

Nervous Tissue : Kidneys to not contain nervous tissue due to the fact that they do not control when you urinate, but rather simply just pass the urine to the bladder.

Connective Tissue : Kidneys do contain Connective Tissue, called renal fascia, in order to keep the many elastic tubes in place, and a capsule of renal fascia closely envelopes each kidney to protect, and provide support for each kidney inside.

please help me i’ll give brainlist

Answers

Answer:

smooth endoplasmic known as (SER) and rough endoplasmic which are known as (RER)

Explanation:

endoplasmic reticulum conponent of pathways of protein that are somewhat storage

Which type of stem cell are plant cells like?

Answers

Answer:

Stem Cells in Plants. Stem cells function as a source of new cells to grow or replace specialised tissues. ... By creating genetic differences between cells of the same plant, scientists are able to track how the descendants of a single marked cell make up organs and tissues as the plant grows.

Explanation:

Parenchyma cells are the most common plant cells. They are found in the stem, the root, the inside of the leaf, and the pulp of the fruit.


I need help 7 through 15
I will reward you brainliest

Answers

Answer:

gimme a lil bit of time brb

Explanation:

HELP ME PLEASE HELP ME PLEASE I DONT UNDERSTAND
Why are models, such as a model of DNA, important to use in studying science?

A None of these

B Models help scientists understand concepts and processes

C Both of these

D Things may be too big or too small to measure or use practically

Answers

Answer:

option  B

Explanation:

Because scientist wants to how a child is similar some what to its parent .HOW it get same feathers as its parent?

Which enzyme is missing in a cell where replication bubbles form and RNA primers are present but no DNA replication takes place?

Answers

The answer is DNA polymerase 3

The missing enzyme is DNA polymerase.

DNA replication is a complex process that involves the duplication of the DNA molecule in a cell. One of the key enzymes involved in this process is DNA polymerase, which catalyzes the formation of new DNA strands by adding complementary nucleotides to the existing template strand.

In a cell where replication bubbles form and RNA primers are present but no DNA replication takes place, the absence of DNA polymerase is the likely cause. DNA polymerase is responsible for elongating the RNA primers and synthesizing the new DNA strand during the replication process. Without this enzyme, the replication process cannot proceed, and DNA replication stalls.

RNA primers are short sequences of RNA that provide a starting point for DNA synthesis during replication. They are necessary because DNA polymerase can only add nucleotides to an existing strand and cannot initiate DNA synthesis on its own. Instead, it requires a primer, which is usually made of RNA, to start the process.

If DNA polymerase is missing or non-functional, the RNA primers cannot be extended, and DNA replication cannot occur. This can lead to various replication errors and the formation of incomplete DNA strands, ultimately affecting the stability and integrity of the cell's genetic material.

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How do cells in a multicellular organism become specialized to carry out different functions?

Answers

In order for a cell to differentiate into its specialized form and function they manipulate genes and those proteins to be expressed , The primary mechanism by which genes are turned “on” or “off” is through transcription factors.

Ñame 2 problems that scientists have when classifying species

Answers

Their similarities and differences

Which star has an temperature of 10,000 K and a Luminosity of 10^2

Answers

Answer:

i think White Dwarf

Explanation:

We are given that the star has a temperature of 10,000 K and a luminosity of 10^2. According to the HR diagram, a star with the surface temperature of 10,000 K would be a white dwarf and if the star were on the main sequence, then it would have a luminosity nearly 100 times more than that of the sun. However since the actual luminosity is 10,000 times smaller than this, this star must be a white dwarf since it has 10,000 K and 100 aka 10^2 luminosity

Answer:

It is main sequence, my dear...

GTG
TGT
GCA
Bases
GGT
CCC
GGA
GGT
T
Amino
acids
Protein
Testing your understanding
A sample of DNA was tested to find out which bases were present.
It was found that 30% of the bases in DNA were T.
a) What percentage of the bases in the DNA would you expect to be A? Explain your answer.

Answers

Answer:

i think 70% I guess, not sure

1
1/1 point
The vertebral region is superior to the:

Answers

Answer:

The vertebral region is superior to the sacral region

Explanation:

Superior meaning toward the head of the body, or looking down on sacral region below


How does carbon flow between photosynthesis and cellular respiration

Answers

Answer:

hola soy doragsjgsjgwjwfj Rockwood

7.
What is the ratio of hydrogen atoms to oxygen atoms in a molecule of glucose?
1.1:1 3.3:1
2. 2:1 4. 1:2
help pleaseee

Answers

The answer is 2. 2 Hydrogen atoms to 1 Oxygen atom.

Which of the following is not among the kinds of specialised cells in man? a. Reproductive cells b. Nervous tissues cells c. Digestive cells d. Blood cells​

Answers

the answer is the blood cells

The one that is not among the kinds of specialized cells in man is digestive cells, the correct option is c.

What are specialized cells?

Specialized cells are cells that are designed to perform a specific function in the body, such as red blood cells, which are designed to transport oxygen.

Nerve cells assist in the contraction or relaxation of muscles depending on the specific job at hand.

The intestinal epithelium contains a variety of cell types, including enterocytes, Paneth cells, goblet cells, and neuroendocrine cells. The main cell type in intestinal epithelium is enterocytes.

Specialized cells form tissues, tissues form organs, and organs form the systems that make up our bodies. Specialized cells include nerve cells, blood cells, and reproductive cells.

Thus, the correct option is c.

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Acceleration is a change in _____ over a change in time

Answers

Answer:

speed

Explanation:

after you moving something like down a hill it will gradually get faster and faster

Speed

If you move some down a slope it will gradually pick the pace up
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