How would a drug that blocks acetylcholinesterase (Za) activity at the motor end plate aff
ect skeletal
muscle contractions?
A. It would make the muscles less excitable.
B. It would prolong the duration of muscle contractions.
C. It would cause flaccid paralysis (relaxed muscles unable to contract).
D. It would have no effect on skeletal muscle contractions.

Answers

Answer 1

Answer:

C

Explanation:

It would cause flaccid paralysis (relaxed muscles unable to contract).


Related Questions

How humans have contributed to the extinction of plant or animal species?

Answers

Answer: The main cause of the extinctions is the destruction of natural habitats by human activities, such as cutting down forests and converting land into fields for farming. Due to human activities, populations of many species have become small and isolated.

Explanation:

Coral reefs are home to a quarter of all marine species on earth. what is one consequence of declining coral reefs?

Answers

Answer:

Marine life decreases and the food chain will have e a drastic change as well

Which term best completes the following analogy?

Elements : Atoms: Covalent compounds: _________

A. Bonds

B. lons

C. Mixtures

D. Molecules​

Answers

Answer:

C. Molecules

The best term that completes the analogy is Molecules

Prokaryotic cells lack which of the following?

Answers

Answer:

Prokaryotic cells lack a nucleus and other organelles

Explanation:

Hi! Does anyone know the answer to this question? Will mark brainliest!


What is shown in this illustration?

A. continental-continental convergence boundary

B. oceanic-oceanic convergence boundary

C. oceanic-continental convergence boundary

D. hot spot

Answers

Answer:I promise you it is hot spot

Explanation:

Using ___ is one way of planting where a seed is allowed to germinate in box or boxes before planting the soil.

Answers

Answer:

Plantig seeds

Explanation:

The answer is “Planting seeds”.

HELP PLEASE!!!explain how Earth is heated through conduction​

Answers

As it's known conduction needs a medium for heat transfer and during the day, sunlight rays pass through the Earth's atmosphere and near the earth's surface is where most heat transfer by conduction occurs since air is a poor conductor. Thus, the sunlight hits the earth's surface(ground) and in turn heats the air above it and transfering the heat.

It must be known that conduction happens mostly near the earth's surface.

Answer:

Conduction is one of the ways that energy is transferred from the earth's atmosphere to the air. Conduction is the process by which heat energy is transmitted through collisions between neighboring molecules. Think of a frying pan set over an open camp stove.

Explanation:

What is procedural memory?

Answers

a type of implicit memory which aids the performance of particular types of tasks without conscious awareness of these previous experiences.

Which of the following is the observed result of aquatic species exposed to a toxin?

I. Developmental dysfunction
II. Gender imbalances
III. Increased reproduction rates

I, II, and III
I and II
II and III
I only

Answers

The release of toxins such as heavy metals into the water bodies has been deeply frowned at .This is because toxins usually have  a negative effect on aquatic species. The negative effects include:

Developmental dysfunctionGender imbalances

Toxins also gives rise to developmental dysfunction in the animals . The toxins ensures that there is a shortage by interfering/reacting with the nutrient needed for the growth of these organisms.

The issue of gender imbalance is also true as some toxins causes water bodies to be warmer which favors the presence of female  aquatic species such as reef fish.

Toxins causes aquatic bodies to be short of oxygen supply as the elements or compounds released vie for oxygen with the animals which may lead to less reproduction rates and death in severe occasions.

Read more on https://brainly.com/question/25222287

aproximately how many HeLa cells are there?

Answers

Over the course of 26 years, 600,000,000 HeLa cells have been produced in my laboratory each week, for a total of 800 billion cells. That is a lot of cells, but it's nothing compared with the total number of cells – approximately 100 trillion – that make up a human.

What is the answer for this question

Answers

The answer is nucleotides
I believe it’s rna hope it helps please mark me brainliest if correct

bees feed on nectar from flowering plants in return the flowers are __________ by the bees

Answers

Answer:

pollentate

Explanation:

correct me if im wrong pls give brainliest

Type your response in the box.
Explain why it's important for scientists to study the Sun. List at least two challenges researchers face when
examining Earth's nearest star.

Answers

Answer:

its very important in our day to day life

Explanation:

the sun is our closest star and there are many theorys about it that need to be proven right or wrong

Understanding the Sun will help us better understand stellar life cycles and the origins of our solar system. The cost of the equipment needed to research the Sun is prohibitive. The Earth's distance from the Sun must also be considered, as well as how equipment must resist the Sun's intense heat.

Please give brainliest.

Which statement describes an effect of economic dominance on society?
A.
Economic dominance encourages education systems to impart moral values to people.
B.
Economic dominance allows people to spend more time with their families.
C.
Economic dominance causes education systems to channel their efforts into imparting skills for the job market.
D.
Economic dominance has led the government to mold its working methods to increase costs.

Answers

I think the answer is C.

Chamges in blood are automatically and routinely made by the body In order to direct appropriate amounts of________and________to specific parts of the body?

Help Asap!!​

Answers

Answer:

What is Oxygen & Nutrients

Explanation:

Changes in blood are automatically and routinely made by the body In order to direct appropriate amounts of OXYGEN and NUTRIENTS to specific parts of the body.

Please allow me to know if I have helped you by clicking thank you, rating or brainly.

Thank you,

Miss Hawaii

Please help! will mark brainlist!!!

Which object is hotter in terms of its kinetic energy: the cup of coffee or the iceberg? Explain the reason for your answer in terms of your understanding of the kinetic molecular theory of matter. ​

Answers

Answer:

red-hot iron bar

Explanation:

An iceberg could even contain more heat energy than a cup of coffee or a red-hot iron bar. That's because its bigger and contains so many more molecules, each of which has some heat energy. The coffee and the iron bar are hotter (have a higher temperature), but the iceberg holds more heat because it's bigger.


Pls help me i only know the answer but I don’t know how to explain it.

Answers

Answer:

just explain

Explanation:

just do it

Primary productivity is not limited by _______.
a.
the availability of sunlight
b.
time
c.
the availability of nutrients
d.
access to water


Please select the best answer from the choices provided

A
B
C
D

Answers

B???????????????????????????????????????

A person jogging from the forest to the office covers the 6,800
meters in 2 hours. Their speed is not constant and they slow down
and speed up at various times. What is their average velocity?
Round the answer to the hundredths place if necessary.
a 1.9 m/s north
b. Impossible to calculate since the speed wasn't constant.
C. 0.9420/s north
d. 56.67 m/s north
e. 1.34 m/s north
f. 0.56 m/s north

Answers

Answer:

b

Explanation:

N.) Effects of human Intervention of the nitrogen cycle-

Answers

The chief culprit is fossil fuel combustion, which releases nitric oxides into the air that combine with other elements to form smog and acid rain.

Pollution has negative effects on plants, animals, and people. Which choice would be least likely to cause water pollution?

Answers

Answer:

plants

Explanation:

because animals can maybe poop or pee on the water .and also people are the same too.so plants are the least likely to cause water pollution

Atoms with full valence electron shells are chemically stable. Most noble gases have eight valence electrons. So, one model for chemical bonding is the octet rule. This states that atoms will _________ or __________ electrons in order to reach the more stable arrangement of eight electrons in their valence shells. A) lose, gain B) conduct, share C) transfer, share D) conduct, transfer

Answers

Answer:

A - Gain or Lose

Explanation:

Atoms with full valency electron shell are usually very stable. Most noble gases with full valency shell are usually very stable . The valency electron are fully occupied(8) for all noble gases this is what makes them hard to react with other element.

During chemical bonding elements strife to attain the octet rule. The octet rule is to have a full valency electron through bonding . When this atom bond they either transfer electron or share electrons.

The case of transferring electrons forms an ionic bonding. One atom gain electrons while the other lose electrons during ionic bonding. One atom form cation while the other forms anions.

For covalent bonding  atoms are shared to attain the octet rule. This kind of bonding exist between a non metal and another non metals

Answer:

Explanation:A: gain or lose

Imagine you have been shipwrecked and are floating on a small piece of wood in the middle of the ocean. You are terribly thirsty and take a drink of seawater (3.5% salt). What do you think happens to your stomach cells (1% salt), and why?

Answers

Given the higher salinity of the ocean water in comparison to your stomach cells, you will lose water from your cells and become dehydrated.

Osmosis is a phenomenon that shows that in the presence of a space in which the solute concentration is higher than its current location, water will travel towards that more concentrated space in an attempt to dilute the concentration.

The urge to drink is what we call being thirsty. This urge has a biological origin. It is the body's way of telling you that your cells need more water, which leads us to often consume any water we have available. This is not always in our best interest.

However, due to osmosis, drinking the seawater would only have a negative effect on your stomach cells. As stated in the question, the cells contain less concentration of solute (in this case salt) than the water. This means that instead of entering the cell, water would leave to dilute the new seawater, thus dehydrating you more and worsening your condition.

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Two of the four main classes of organic compounds are proteins and nucleic acids. What is the relationship between proteins and nucleic acids?

Answers

Answer:

Proteins are important structural and functional biomolecules that are a major part of every cell in your body. There are 2 nucleic acids -- DNA and RNA. Your cells make proteins by following the instructions encoded in your DNA, which is genetic material and a type of nucleic acid.

yw

To best display the distribution of sex (male, female, other), we could use:

Answers

Answer:

i guess it's gender

hope this helps

Which of the following factors was likely the greatest
contributing factor to the 1916 influenza outbreak?

Answers

Answer\

poor sewage systems

Explanation:

PLEASE HELP WITH THIS ONE QUESTION

Answers

Answer:

one negative one positive feedback loop

URGENT PLEASE:
Explain how a lack of carbohydrates will impact cellular functions and why?

Answers

Answer:

Carbohydrates they say is the major classes of food and don't forget they are stored by stach in the body and gives your body energy

Carbohydrates are degraded into sugar which, as a primary source, is required for the brain, muscles and other parts of the human body to function normally.

When you don't get enough carbohydrates, the level of sugar in your blood may drop to below the normal range (70-99 mg/dL), causing hypoglycemia.

Question of the day, who ever answers it first gets brainliest:
Do animals have a cell wall?

Answers

Answer:

yes they do

Explanation:

Answer:

No, animals do not have a cell wall!⊂(・ω・*⊂)

funny story....i have an assignment which requires me to get questions about "tissue respiration" and submit to my teacher in the next biology lesson which is tomorrow:(( does anyone know any questions about this topic:) helpppp​

Answers

Answer:

why is it called tissue respiration is a good question I guess

and why is tissue respiration important?

what happens during glycolysis?

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