Which type of microscope uses a beam of electron to produce two-dimensional images of a cells surface?

Answers

Answer 1

Answer:

scanning electron microscopy (SEM)

Explanation:


Related Questions

Which can disrupt the cell cycle?
mutation
O GO phase
O replication
O cancer

Answers

Answer: Mutation

Explanation:

Got it right on Edge 2020

what would happen to the concentrations of pyruvate, NADH and intermembrane H* if the Krebs Cycle stopped working

Answers

Answer:

pyruvate - increase

NADH and intermembrane H* - decrease

Explanation:

Which factor is the strongest internal influence on one’s feelings and behavior regarding drugs?
personal feelings

the behavior of friends


the behavior of admired celebrities


environmental and family stresses

Answers

Answer:

personal feelings

Explanation:

personal feelings

The factor is the strongest internal influence on one’s feelings and behavior regarding drugs is personal feelings.

What does it mean to be influenced internally?

Since they come from you, internal factors are ones that you can influence. Your thoughts and emotions affect internal factors. These might be advantageous or harmful. Positive thoughts will help you make decisions while negative ones will likely hinder you.

Internal factors include aspirations, preferences, moral standards, and perceptions of societal norms. Community members, family, cultural practices, friends, the media, and technology are examples of external influences.

Primary emotions are those that cannot be reduced to more fundamental feelings but can be combined to create other emotions. These include fear, wrath, humiliation, contempt, disgust, guilt, discomfort, interest, surprise, and joy.

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Enzymes affect chemical reactions in living cells by changing the

Answers

Answer:

Biological catalysts in the living organism .

Explanation:

In living organism, enzymes speed up the rate of chemical reaction by lowering the activation energy thereby bringing the reactants close to each other and weakened their chemical bonds which will enable the reactions to be faster.

The primary reason that osteoporosis accelerates after menopause in women is: * 2 points A. Increased osteoblast activity. B. Reduced levels of vitamin C. C. Diminished osteoclast activity. D. Reduced levels of circulating estrogens.

Answers

Answer:

The correct answer is D. Reduced levels of circulating estrogens.

Explanation:

Estrogens prevent the loss of calcium and ensure its proper mineralization, thus preventing the bones from becoming brittle, maintaining the consistency of the skeleton and preventing osteoporosis. Osteoporosis is a skeletal disease in which there is a decrease in bone mass density. Thus, the bones become more porous, the number and size of the cavities or cells that exist inside them increases, they are more fragile, they resist shocks worse and they break more easily. Menopause is the definitive cessation of ovarian function that, externally, results in the disappearance of the menses and usually occurs around 50 years (the interval goes from 45 to 55 years). It is the gradual loss of calcium in the bones, which accelerates in the first years of menopause due to estrogen deficiency. At the beginning of the disease, there are no symptoms and, as it progresses, there is a tendency to suffer fractures, which leads to a decrease in height.

Carbon moves in the
by (blank) by cellular respiration.

A. Hydrosphere
B. Atmosphere
C. Geosphere
D. Biosphere

Answers

The answer will be C

HELP PLZ ! Which nitrogen base sequence is the partner of T-C-A-G-C-A?

A-C-G-A-C-T
C-A-G-A-T-G
A-G-T-C-G-T
T-C-A-G-C-A

Answers

Answer:

A-G-T-C-G-T

Explanation:

Please mark brainliest :)

Answer:

A-G-T-C-G-T

Explanation:

How are the reactions of photosynthesis and Cellular respiration interconnected?

Answers

The reactants of photosynthesis and cellular respiration are interconnected because photosynthesis makes carbon dioxide and water into oxygen and glucose and cellular respiration converts oxygen and glucose into water and carbon. Water and carbon are both by products of and the atp is energy that is transferred because of that process

The reactions of photosynthesis and cellular respiration are interconnected, as the glucose produced by photosynthesis is consumed by animals in cellular respiration.

What is cellular respiration?

Cellular respiration is a process of breaking down of food material into simpler forms in releasing energy.

Because oxygen and glucose are produced during photosynthesis from carbon dioxide and water, while water and carbon are produced during cellular respiration, the reactants of photosynthesis and cellular respiration are linked.

The ATP, which is energy transferred as a result of that process, results in the transmission of both water and carbon as byproducts.

Therefore, as the glucose created by sunlight is used by animals during cellular respiration, the reactions of photosynthesis and cellular respiration are interrelated.

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Which change would be considered a short-term environmental change? Check all that apply. an ice age an El Niño storm a small asteroid impact a tsunami mountain building

Answers

Answer:

i think b, c, and d

Explanation:

An ice age an El Niño storm is considerd to be short term enviornmental change.

What is short term change?

Short-term thinking and long-term implications conflict when it comes to climate change, which affects both corporations and governments. Assessing the risks and taking action before failure has permanent economic and environmental repercussions are necessary in order to meet the challenge of climate change.

Short-term thinking and long-term implications conflict when it comes to climate change, which affects both corporations and governments. Assessing the risks and taking action before the failure-related economic and environmental consequences become irreversible are both necessary in order to meet the challenge of climate change.

Therefore, An ice age an El Niño storm is considerd to be short term enviornmental change.

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The clay is replaced with a "bouncy" ball tossed with the same speed. The bouncy ball rebounds from the wooden block at a speed of 10 m/s. What effect does this have on the wooden block. Why?​

Answers

The forces acting on the clay are the force of gravity, the normal force and the force of friction. An object has potential energy, so the higher the potential and kinetic energy, the higher it bounces

15. A person with an infection begins to feel hot and feverish. This response MOST likely helps the body fight infection by -​

Answers

Answer:

Elevated body temperature helps certain types of immune cells to work better.

Explanation:

2. Which of the following cloud types would most likely produce precipitation?
Cirrocumulus
Stratocumulus
Cumulonimbus
Altostratus

Answers

3rd option. Cumulonimbus

Cumulonimbus clouds are associated with extreme weather such as heavy torrential downpours, hail storms, lightning and even tornadoes.
Hope this helps;)

Answer:

The correct answer is Option 3 : Cumulonimbus.

Explanation:

What are cumulonimbus clouds?

A cumulonimbus is a massive, vertical cloud that usually develops when water vapor condenses in the lower troposphere and builds up while being transported upward by strong buoyant air currents.

Features of Cumulonimbus clouds:

Cumulonimbus clouds, also referred to as thunderclouds, are the only kind of clouds that can produce hail, thunder, and lightning. The cloud's base is frequently flat, has a characteristic that resembles a very black wall hanging underneath, and may only be a few hundred feet over the Earth's surface.

What weather is associated with cumulonimbus clouds?

Extreme weather events including tornadoes, hailstorms, lightning, and torrential downpours are all linked to cumulonimbus clouds. Once showers begin, individual cumulonimbus cells often dissolve within an hour, resulting in brief periods of intense rain.

Type of precipitation of cumulonimbus clouds?

Cumulus typically implies good weather and appears frequently on sunny, bright days. Although cumulus can develop into massive cumulus congestus or cumulonimbus clouds that can provide precipitation if the right circumstances exist.

What type of storm is produced by cumulonimbus clouds?

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How would someone with diabetes know they need medical help?

Answers

You may be diagnosed with diabetes because you go to the doctor for: persistent infections or a slow-healing wound. complications that are associated with prolonged high blood sugar levels, such as numbness or tingling in your feet. heart problems.

**EMERGENCY IN TEST RN** How did the offspring end up with traits that are different from the traits of their parents?​

Answers

Answer:

the inherited recessive genes. recessive genes could lay dormnant for generations before showing themselves

!!I NEED HELP!!
What is a benefit to utilizing fusion reactions instead of fission reactions?

A)Fusion reactions do not require any kind of radiation shielding to prevent exposure.

B)Fusion reactions do not produce harmful radiation and transuranium nuclides.

C)Fusion reactions can proceed in any temperature range.

D)Fusion reactions are easier to control and regulate.

Answers

Answer:

B)Fusion reactions do not produce harmful radiation and transuranium nuclides.

Explanation:

___________

The benefit of utilizing fusion reactions instead of fission reactions is that the fusion reaction does not produce harmful radiation and transuranium nuclides. Thus, the correct option for this question is B.

What is meant by Fusion?

Fusion may be defined as a type of process that significantly involves the combination of two or more atoms or molecules in order to form one larger molecule. This type of reaction normally occurred in nature as compared to fission.

The process of fission involves the disintegration of numerous smaller molecules or atoms from a larger one. This creates a lot of long-lived radioactive substances in nature that are harmful to live organisms. These types of reactions are not favored by nature.

Therefore, fusion reactions do not produce harmful radiation and transuranium nuclides are the benefit of utilizing fusion reactions instead of fission reactions. Thus, the correct option for this question is B.

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Plz Help. Number 22.

Answers

Answer:

D, controlled by earths gravity

Explanation:

I think it’s d but I’m not sure

If you ate 2 grams of fat, how many
calories would you be eating?
8

9

9000

18

Answers

Answer:18

Explanation:

Of these six nutrients, carbohydrates, protein and fats provide calories. Each gram of carbohydrate and protein yield 4 calories/gram. Each gram of fat yields 9 calories.

Answer: 9

Explanation: 9

Will mark Brainliest!

The sequence of bases on one DNA strand (one side of the DNA ladder) is AGCTCAG. What is the sequence of the bases on the opposite strand?

Answers

TCGAGTC

Adenine (A) always pairs up with Tymine (T) while Cytosine (C) always pairs up with Guanine (G)

How long can water remain stored in a confined aquifer?
millennia
a few days
more than a million years
several years

Answers

I think it may be a several years not sure correct me if I am wrong .

It will take several years to store water in a confined aquifer.

What is confined aquifer?

An aquifer that is enclosed and contains a lot of water is called a confined aquifer. The aquifer is under pressure because of layers of impermeable material that are both above and below it.

As a result, when the aquifer is pierced by a well, the water will rise above the aquifer's surface.

An aquifer with a water table, also known as an unconfined aquifer, has its upper water surface at atmospheric pressure, allowing it to rise and fall.

Due to their typical proximity to the Earth's surface, water table aquifers are affected by drought conditions earlier than restricted aquifers.

Therefore, It will take several years to store water in a confined aquifer.

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8. Which of the following organ systems function like a cell membrane in animal cells
a. Immune system
b. Respiratory system
c. Circulatory system
d. Reproductive system​

Answers

Answer:

The answer is A.

Answer:

THE ANWSER IS A .ARK ME BRANLEST PLZ

A lot of points match the definition with the correct keyword

Answers

Answer:

1.3

2.4

3.2

4.5

5.1

Explanation:

Can somebody help me ?

Answers

Answer: D

Explanation: Because when you look at the chart every arrow points to fungi and bacteria

What is the relationship between mutation, natural selection, and adaptation? ​

Answers

Explanation:

well a mutation in my opinion is genetic change that happened in the animal this could be beneficial or may not be. natural selection is a process that ensures only the best of the species survives and more of them will produce because all of the flawed ones will die off. adaptaion is when a plant or animal adapts to its surrounding over time they may develop a charterisric that will help them thrive. all of them tie togethor

Which human activity contributes the MOST Carbon dioxide to the atmosphere?

A. Fishing
B. Breathing
C. Burning Fossil Fuels
D. i Farming

Answers

Answer:

C. Burning Fossil Fuels

Hope it helped :)

Which of the following is true about groundwater?
A) Groundwater is the biggest fresh water reservoir on Earth.
B) When the rate of pumping is greater than the rate of infiltration, shallower wells may run dry.
C) There is more water stored in groundwater than in all Earth's lakes and rivers combined.
D) all of the above

Answers

Answer:

D. All of the above

Explanation:

Edge 2020

The following is true about groundwater: all the above is present in Option D because groundwater is present more than rivers and lakes combined and is the biggest reservoir on earth.

What is the ground water like?

The ground water is present in the earth and can be used for drinking, bathing, and other usable purposes, so out of all the water sources such as lakes and rivers, the ground water is higher in amount and can be reduced if wasted. If more pumping is done, then the ground water level will be reduced, and as a result, the swallow wells may run dry, so the ground water level will increase when it rains and the plants absorb the water into the soil.

Hence, the truth about groundwater is that all the above is present in Option D because groundwater is present more than rivers and lakes combined and is the biggest reservoir on earth.

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6. Ross was riding his bike down a hill, and he ran straight into a mailbox. Identify
The statement that most closely describes Ross' motion immediately following
his collision with the mailbox.
A. He is thrown forward over the handlebars.
B. He is thrown backward off the bike.
C. He is thrown sideways off the bike.
D. He is thrown upward into the air.

Answers

Answer:

A. He is thrown forward over the handlebars.

Explanation:

lol inertia

Answer:

a

Explanation:

he is thrown forward over the handlebars

What is you favriot animal

Answers

Answer:

A turtle and owl :)

what type is cells is the dna stored in​

Answers

Answer:

Cell Nucleus

Explanation:

Answer:

the nucleus is where the DNA is stored

All of the following affect the direction of wind motion EXCEPT

A) gravity
B) rotation of the Earth
C) friction with the ground
D) location of high and low pressure areas

Answers

Answer:

its gravity i believe


Explain why the global water budget is balanced even though some regions have
water shortages

Answers

Answer:

The budget is balanced because our system is corrupted.

Explanation:

Some regions do not have places to spend this budget on water.

Other Questions
help pls !!!!!!!!!!!!!!!!!!!!!!! PLEASE HURRY!According to the US Constitution, what rights do accused people have? Check all that apply. 5(x+3)-5simplify this. What is the volume of a sphere with a diameter of 4 meters? (Use 3.14 for .) 18.84 m 3 100.48 m 3 33.49 m 3 25.12 m 3 Can someone answer this pleasee its free 15 points A video game character can face one of four directions When the genetic material found within an offspring is diverse, what type of reproduction is responsible? aSexual reproduction, because the genetic material comes from both parents bSexual reproduction, because the genetic material comes from one parent cAsexual reproduction, because the genetic material comes from both parents dAsexual reproduction, because the genetic material comes from one parent Suppose you have 7 dimes and 6 nickels in your pocket. How many ways can you reachinto your pocket and select one of each type? Which of the following is correct? *PLEASE HELP MEEEE1 cm = 100 m1 mm = 100 cm100 mm = 1 cm1 m = 100 cm an equation for a line with a slope of zero. Sue bought 7 notebooks for $8.75. Jolie bought 4 notebooks for $5.08. Who got the better bargain? By how much? What type of heat transfer occurs when you touch a metalseat with your hand and the seat feels cold? Effective communication consists of only two skills: speaking and listening.OA. TrueOB. False Expand the function f(x)=(3x+2)^4 with the binomial theorem, not factored Liz and Rick are squeezing lemons for a lemonade stand. Liz squeezed 18 lemons in 6 minutes. Rick squeezed 24 lemons in 12 minutes. Who squeezed lemons at a faster pace? divide (27x^3+ 12x) by 3x^2 (due tomorrow) please help i will mark brainleist what is an adjective If a cell normally has 32 chromosomes, what would be the results of going through mitosis? What are each organelles labels on this diagram?