An animal cell: the human body. Different but also alike. Your brain is the control center of your body. What is the control center of the this animal cell? A) nucleus B) ribosome C) Golgi body D) mitochondria

Answers

Answer 1

I thinks its A because that's what I got from the internet                                        

Answer 2

The control center of the animal cell is nucleus. Thus option A is correct.

What are animal cell?

An animal cell are defined as a cell enclosed by the plasma membrane and containing the membrane bounded nucleus and organelles.

It is also known as eukaryotic cell.

It is also defined as a basic unit of life of kingdom Animalia. They are the building block of animals.

An animal cell is also defined as a kind of eukaryotic cell lacking a cell wall and containing a genuine, membrane-bound nucleus as well as other cellular organelles.

Animal cell does not have cell wall, while plant cell has cell wall.

The nucleus are known as the brain of animal cell because it consist of DNA and RNA.

Thus, the control center of the animal cell is nucleus. Thus option A is correct.

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Related Questions

Water is composed of the same element as hydrogen Peroxide. how do the properties compare

Answers

Both water and hydrogen peroxide are made up of oxygen and hydrogen but in different proportions. The chemical properties of both compounds differ greatly although they look similar physically. While water is a neutral compound and a necessary ingredient in the biochemical reactions that occur in the body, hydrogen peroxide is a weak acid and a toxic compound in the body. Hydrogen peroxide is denser than water; it is 40% more denser than water. The boiling and the melting point of the compounds also differ.

Calculate the wavelength of radiation with a frequency of 8.0 x 10^14 Hz.

Answers

Wavelength = speed divided by frequency

The wavelength of radiation with a frequency of [tex]8.0 \times 10^{14} Hz[/tex] is 375 nm, calculated using the relationship between wavelength, frequency, and the speed of light [tex](3.00 \times 10^8 m/s)[/tex].

To calculate the wavelength of radiation with a given frequency, we can use the formula that relates wavelength, frequency, and the speed of light:

[tex]\(\lambda = \frac{c}{f}[/tex]

The speed of light (c) in a vacuum is approximately [tex]3.00 \times 10^8[/tex] meters per second (m/s).

Given the frequency (f) of [tex]8.0 \times 10^{14} Hz[/tex], we can calculate the wavelength by substituting these values into the equation:

[tex]\(\lambda = \frac{3.00 \times 10^8 m/s}{8.0 \times 10^{14} Hz}[/tex]

Now, let's perform the calculation:

[tex]\(\lambda = \frac{3.00 \times 10^8}{8.0 \times 10^{14}} meters[/tex]

[tex]\(\lambda = 3.75 \times 10^{-7} \left meters, \left or \left 375 nm[/tex]

So, the wavelength of radiation with a frequency of [tex]8.0 \times 10^{14} Hz[/tex] Hz is 375 nm.

Which item is made from a basic ingredient? Soap Tea Wine Vinegar

Answers

Answer is: soap.

Soap is a salt of a fatty acid and alkaline (basic) solution.  An alkaline solution induces saponification of triglyceride fats into salts of fatty acids.

Toilet soap has sodium and potassim cations.  Metallic soap have magnesium and calcium cations.

Sodium soaps, made from sodium hydroxide are firm and potassium soaps, made from potassium hydroxide, are softer or often liquid.

Answer:

soap

Explanation:

im just tryna get them coins sis...

A compound is found to be 40.0% carbon, 6.7% hydrogen, and 53.5% oxygen. Its molecular mass is 60. g/mol. What is its molecular formula?

Answers

Carbon=10.0
Hydrogen=6.7
Oxygen=53.5
Next, divide by their atomic masses. The atomic masses of the elements are;
Carbon=12, Hydrogen=1, Oxygen=16
So that will be
Carbon=40/12=3.3
Hydrogen=6.7/1=6.7
Oxygen=53.5/16=3.3
Next, divide by the smallest number. The smallest number is 3.3
Carbon=3.3/3.3=1
Hydrogen=6.7/3.3=2
Oxygen=3.3/3.3=1
So the empirical formula will be
C₁H₂O₁ which is the same as CH₂O
To get the molecular formula;
(CH₂O)n=molecular mass
Now we need to find n
(CH₂O)n=60
Multiply the atomic masses of each by the subscript and add them all
C₁=12 x 1=12
H₂=1 x 2=2
O₁=1 x 16=16
(12+2+16)n=60
(30)n=60
Divide both sides by 30
therefore; n=60/30
n=2
Next, multiply CH₂O by 2
C=1 x 2=2
H₂=2 x 2=4
O=1 x 2=2
So you have the empirical formula to be C₂H₄O₂
Hope that helped. Have a nice day

where in the atom are the electrons that are involved in chemical bonding located?

Answers

They are located outside of the cell.
it is located in the nucleus

which part of the amino acid helps identify features that differentiate one amino acid from another

Answers

The part of the amino acid which helps to identify features that differentiate one amino acid from another is the SIDE CHAIN OF EACH AMINO ACID.
Amino acids are made up of five basic parts, these are:
1. A central carbon atom
2. A hydrogen atom
3. An amino group
4. A carboxyl group and 
5. A R group, also known as a side chain.
The side chain distinguishes one amino acid from the other; different amino acids have different side chains.

Identical objects are placed in Beaker A and Beaker B. The objects float as shown in the diagram. What can you conclude about the liquid in each of the beakers?

a
Question 6 options:


The liquid in Beaker B has a greater density than the liquid in Beaker A.


The liquid in Beaker A has a greater density than the liquid in Beaker B.


The liquid in Beaker A has a greater density than the objects. The liquid in Beaker B is less dense than the objects.


Both liquids are less dense than the objects.
 
I think the answers are B or D please help me!

Answers

I think it is a but dont take me for it. I searched it and thats what I found since liquid in beaker B is more dense then realtivley speaking the object is less dense compared other liquid and floats at a higher level.
The Answer is A.). 
YEAH YEAH I KNOW I NEED 20 CHARACTERS!
sry Frustrated

How much energy, in kilocalories, is in the clam chowder?

Answers

Final answer:

The energy in clam chowder is measured in kilocalories (kcal or nutritional Calories), which is part of its nutritional information. The actual amount varies depending on specific recipe or brand.

Explanation:

The amount of energy, specifically the caloric content, in clam chowder or any other food, is typically detailed in the food's nutritional information. In terms of dietary consumption, energy is usually given in terms of Calories (note the capital 'C'), also known as nutritional calories or kilocalories (kcal). One nutritional Calorie is equal to 1 kcal, or 1000 basic chemistry calories (cal) - this is approximately the amount of energy required to heat 1 kg of water by 1 °C.

However, without specific nutritional information about the particular clam chowder in question, we can't give a specific kcal value. The calories in clam chowder can significantly vary depending on the specific recipe or brand, including variables such as the presence and amount of different ingredients like cream, clams, potatoes, etc.

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what is a cells it is my first time to learn science thats why idont know

Answers

“the smallest structural and functional unit of an organism, typically microscopic and consisting of cytoplasm and a nucleus enclosed in a membrane.” - dictionary on google

Describe the structure of the beryllium atom.

Answers

Atoms consist of electrons surrounding a nucleus that contains protons and neutrons. Neutrons are neutral, but protons and electrons are electrically charged. Protons have a relative charge of +1, while electrons have a relative charge of -1. The number of protons in an atom is called its atomic number.

The beryllium atom, with an atomic number of 4, has a total of four protons and electrons, with two electrons in both the 1s and 2s orbitals. It has two valence electrons in the 2s orbital and can form molecular compounds like beryllium hydride (BeH2) by making two single covalent bonds.

The structure of a beryllium atom can be described by its position as the first element of Group 2 in the periodic table, with an atomic number of 4. This number represents the amount of protons in the nucleus and also the electrons surrounding the nucleus since the atom is electrically neutral. Beryllium's electron configuration includes two inner shell (1s) electrons and two outer shell (2s) electrons, with both shells being s orbitals. Thus, the outermost shell holds the two valence electrons in the 2s orbital.

As a result, the electron dot diagram for beryllium resembles that of helium, with a pair of dots representing the two valence electrons. When forming compounds, such as gaseous beryllium hydride (BeH2), beryllium is capable of making two single covalent bonds, as its small size and comparatively higher ionization energy lead to the formation of molecular rather than ionic compounds. Despite its capacity to form covalent bonds, beryllium typically does not achieve a complete octet in its bonding behavior.

why is the periodic table called the periodic table

Answers

The periodic table is named as such as it is split into groups with the same number of electrons in the outer shell. These groups can also be called periods which is where the table gets its name from.

The periodic table is called the periodic table because it repeats. All the elements on the periodic table are arranged by atomic number so the elements repeat. It’s almost like in school when you have switch classes they repeat as well. It’s very fascinating to see all these elements organized it the way that that they are.

what is 2000 converted to scientific notation

Answers

2 x 10 ^ 3 
should be the answer ^ 3 is the exponent
2 x 10^3 would be scientific

how do you overcome or reduce the problem of random error and systematic error while doing experiment

Answers

The best way to overcome or reduce the problem of random error and systematic error while doing experiment is to "increase the sample size"
Final answer:

Random errors in experiments can be reduced through increasing the sample size and repeated measurements. For systematic errors, calibration of the instrument, rigorous experimental design and the use of control groups can significantly reduce the errors.

Explanation:

The random and systematic errors in experiments can be significantly reduced using a variety of methods. For random errors, increase the sample size and perform repeated measurements to identify and eliminate outliers, thereby increasing the precision of your results.

To overcome systematic errors, calibration of the measuring device should be done before conducting the experiment to ensure accuracy. Experimental design should be rigorously done which includes controlling the environment to eliminate external factors that may affect measurements. The use of a control group and careful observation during experimental manipulation can also reduce systematic error.

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why conduction is slower in a gas than in a liquid or solid.

Answers

because the molecules are more closely packed in solids and gasses


conduction is a transfer of thermal energy with no overall transfer of matter. Conduction in  gases is slower than in liquids and solids because the particles in gas collide less often

which model is most likely used to predict a future event

Answers

The model most likely to predict the future event is the model of the weather systems. The model of the weather system provides much crucial information such as the temperature!

Answer:

C The Model of Weather systems

Explanation:

I don't Have a Explanation tho there is another explanation before me.

what are the SI base units for :mass length time and volume

Answers

kilograms, meters, seconds, cubic meters
The SI unit for length is meters(m), for mass is kilograms(kg), for volume is cubic meter(m^3), for density kilogram per cubic meter(kg/m^3), for time is seconds(s), and for temperature is kelvins(K).

Which is a sign of a chemical change?

A) Ice cream left at room temperature melts.
B) Calcium chloride is dissolved in H2O and disappears.
C) Paint on a freshly painted wall dries and is no longer sticky.
D)When H2S gas is bubbled into a lead acetate solution, a precipitate forms.

Answers

Final answer:

The correct option that indicates a chemical change is D (When H2S gas is bubbled into a lead acetate solution, a precipitate forms), as a new substance is formed which represents a chemical change.

Explanation:

A sign of a chemical change is typically indicated by a change in composition and/or appearance due to a chemical reaction. Options A, B, and C are examples of physical changes where there’s a change in the state or appearance without a change in the composition. The correct answer is choice D: When H2S gas is bubbled into a lead acetate solution, a precipitate forms. This is an example of a chemical change as a new substance is formed: lead sulphide, which is the precipitate.

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The milky way has a radius of approximately 50,000 light years. The visible universe has a size of approximately 15 billion light years. If the milky way is represented by an 8 centimeter wide coffee cup, how big would the rest of the universe be in kilometers

Answers


1875000000 Is the answer because you pretty much are being asked to divide so 15 billion divided by 8 is 1,875,000,000. Hope this helps:)

the elements iron and oxygen can react to form the compound iron oxide. what type of reaction is this? please explain.

Answers

your reaction
.. Fe + O2 ---> FexOy
for this reaction..
.. the Fe on the left is in the 0 oxidation state
.. the Fe on the right is in the +(2y/x) oxidation state
.. the O on the left is in the 0 oxidation state
.. the O on the right is in the -2 oxidation state
meaning
.. the O is reduced... . . (it's reduced in oxidation state)
.. the Fe is oxidized.. . .(oxidation state increased)
this is a REDOX reaction

*********
AND.. it's also a synthesis reaction.. (aka combination reaction)

Answer:

Oxidation reaction

Explanation:

Rust is formed when iron reacts with oxygen in moist air. The following chemical equation represents the reaction: 4Fe + 3O2 → 2Fe2O3. Water is necessary for the oxidation reaction to occur and to facilitate transport of the electrons

Is mass conserved when 50 g of sugar undergoes a physical change?

Answers

yes, mass never changes. No exceptions.
Actually, mass can change, but it cannot be created nor destroyed, so this means that if sugar goes into a physical change, mass CAN be broken off but CANNOT be destroyed, so your answer is yes mass is conserved. 

The s subshell can hold up to two electrons in an atom. True or False

Answers

true but this can vary 
the answer is true. it can only hold up to 2

In a chemical reaction, Substance A reacts with Substance B and forms a new substance AB. The chemical equation for this reaction is A + B = AB where A and B are the reactants and AB is the product. If you add more and more of only Substance A, there will be


) Less and less of product AB



b) More and more of product AB with no limit to the amount of AB produced



c) No change in the amount of AB produced




d) More and more of product AB but limited by the amount of B




50 POINTS

Answers

where is the option a?

Which would be best categorized as heat transfer by conduction?
A) Wearing a white shirt to stay cool on a summer day.
B) Cooling a burn on your hand by running your hand under cold water.
C) Feeling the heat from a light bulb with your hand when touching the bulb.
D) Feeling the heat from a light bulb while holding your hand from 6 inches away.

Answers

The answer is C) Feeling the heat from a light bulb with your hand when touching the bulb. :)

Answer: Option (C) is the correct answer.

Explanation:

When two substances or objects are at different temperature and heat from object 1 flows to object 2 when both of them are placed touching each other then this process is known as conduction.

For example, when we touch a light bulb then heat from the bulb flows into the hand.

Thus, we can conclude that out of the given options, feeling the heat from a light bulb with your hand when touching the bulb is best categorized as heat transfer by conduction.

It’s cold outside and you decide to cook some pasta. As you boil the noodles, the kitchen window begins to fog up. Which processes are at work here?

Answers

Final answer:

The processes at work here are evaporation and condensation. When the boiling water molecules gain enough energy to escape the liquid and enter the air as vapor, evaporation occurs. The water vapor then condenses back into liquid form on the cooler window glass, resulting in fog.

Explanation:

The processes at work in this situation are evaporation and condensation.

Evaporation occurs when the boiling water molecules gain enough energy to escape the liquid and enter the air as vapor. This is why the kitchen window fogs up; the water vapor from the boiling noodles comes into contact with the cooler window glass and condenses back into liquid form, forming water droplets that appear as fog.

Condensation is the process by which a gas or vapor changes back into a liquid. In this case, the water vapor condenses on the cold window, which has a lower temperature than the boiling water and causes the vapor to lose energy and revert to its liquid state.

What does object A do when it acts as a transmitter?

Answers

Final answer:

When an object acts as a transmitter, it emits electromagnetic waves produced by vibrating charged particles. These waves, carrying energy and information, can induce a current in a receiver like an antenna which can be tuned to detect a specific frequency.

Explanation:

When object A acts as a transmitter, it emits electromagnetic waves, such as radio waves. These electromagnetic waves are produced by vibrating charged particles, and propagate outward from the transmitter. This is similar to how a standing wave on a guitar string distributes sound.

For example, in radio transmission, these waves create a feeble current in a conductor such as an antenna. The current or signal in the antenna is then amplified in a radio receiver until it is strong enough to measure or record. The receivers can be tuned to select a single frequency channel, in much the same way as you would tune your television or radio. In advanced applications such as astronomy, more sophisticated data-processing techniques are used to detect thousands of separate frequency bands simultaneously.

In summary, a transmitter such as object A produces electromagnetic waves that carry energy and information from one place to another.


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the control rods are made of what materials

Answers

a rod of a neutron-absorbing substance used to vary the output power of a nuclear reactor.

what kind of rays has the highest amount of energy in the EM spectrum?

Answers

Answer:

Gamma rays

Explanation:

Gamma rays have the highest energy,lowest wavelength and highest frequency. On the other hand radio waves have the lowest energy and highest wavelength.

What are all 4 levels of the energy pyramid? HELP ASAP

Answers

ProducerPrimary consumers, Secondary consumers and Tertiary consumers.
I'm writing this in the structure of an actual pyramid.

Tertiary Consumers -- Top of the food chain
Secondary Consumers
Primary Consumers -- This is the start of heterotrophs.
Producers -- Bottom of the food chain, these are the plants/autotrophs.

Frank and Lisa are analyzing the chart, which shows the speed at which light travels through different media.

Frank says that light travels through diamond with the greatest frequency. Lisa says that light travels through air with the greatest frequency.

Which best describes the accuracy of these statements?

a.Frank is correct because light travels through diamond at the slowest speed, and speed and frequency have an inverse relationship.

b.Lisa is correct because light travels through air at the fastest speed, and speed and frequency have a direct relationship.

c.Neither person is correct because light does not change frequency when it travels through different media.

d. Both people are correct because light has both an inverse and a direct relationship with frequency, depending on the media.

Answers

It will be C. neither

Answer: The correct answer is "Neither person is correct because light does not change frequency when it travels through different media".

Explanation:

The speed of the wave depends on the medium through which it is travelling. The speed of the light is more in the rarer medium than the denser medium.

Frank says that light travels through diamond with the greatest frequency.  Lisa says that light travels through air with the greatest frequency. Both are wrong as the frequency remains constant when the light is travelling from one medium to another. The speed of light is lowest in diamond.

Therefore, the correct option is (c).

Predict what might happen if the human body did not have specialized cells, tissues, organs, and organ systems to maintain homeostasis

Answers

We would be dead. No heart, brain or blood flow 
The body would be unable to maintain homeostasis because the cells of the body would have too many jobs to do. The cells likely would not be able to do all of these jobs.
It wouldn't be able to live because the organ system helps you breath.
The specialisation of cells is paramount to having a functional multicellular organism.
If the body didn't specialise then it wouldn't be an organism; it would just be a colony of cells much like those that bacteria and other single celled organisms form.


Hope this helps.
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