Question 4 of 10
Which two substances are needed for cellular respiration?
O A. Oxygen
O B. Sugar
O C. Water
D. Carbon dioxide

Answers

Answer 1

Answer:

B sugar

D. Carbon dioxide

Explanation:


Related Questions

g The first phase of the Calvin cycle is the (a)_____ phase. During this phase, a single CO2 molecule located in the (b)______ of the chloroplast gets fixed with (bonds with) a CO2-acceptor molecule called (c)_____ . This is a (d)_____ (number)-carbon molecule, which becomes an unstable 6-carbon molecule once it is carboxylated by CO2. This unstable molecule immediately splits into (e)______ (number) 3-carbon molecules called (f)_____ , which are the products of this phase of the Calvin cycle.

Answers

Answer:

a) Carbon fixation phase

b) stroma  

c) Ribulose bisphosphate (RuBP)

d) 5-carbon molecule

e) two carbon molecules

f) glycerate-3-phosphate (GP)

Explanation:

In the Calvin cycle (also named C3 cycle or Calvin-Benson cycle), the CO2 is reduced in a cyclic process, where the first stable reaction product is 3-phosphoglyceric acid (3-PGA), a 3-C molecule, and the CO2 acceptor molecule is Ribulose bisphosphate (i.e., Ribulose 1, 5-diphosphate). The CO2 enters the chloroplast by passing through the stomata and diffusing into the stroma of the chloroplast, which is the site where sugar is synthesized. The Rubisco enzyme or RuBP carboxylase catalyzes the first step of the cycle (i.e., the attachment of CO2 to RuBP). The result of this reaction is an unstable 6C molecule, which breaks down into two 3C molecules named glycerate-3-phosphate (GP).

Dehydration reactions remove two _____
atoms and one
______ atom, the equivalent of a water molecule.

1. water
2. polymers
3. oxygen
4. ethanol
5. catalases
6. hydrogen
7. nitrogen
8. hydrolysis

Answers

Answer:

2 Hydrogen atoms and 1 oxygen atom.

Explanation:

The chemical makeup of Water ([tex]H_{2}O[/tex]) is 2 Hydrogens and 1 oxygen. These atoms are removed from each other when dehydration occurs.

What are the electrons in the outermost energy level called?

Answers

Answer:

The outermost energy level that (in the ground state of the atom) contains electrons is called the "valence shell" of the atom. These valence electrons are responsible for all chemical bonds between atoms.

Explanation:

Which of the following is an example of diffusion?

A water freezing into ice

B sugar dissolving in a glass of water

C rain falling from the sky

D a stone sinking to the bottom of a lake

Answers

A . water freezing into ice

A sugar cube is gently dissolved in a glass of still water. Diffusion is the process by which water molecules and sugar molecules interact. By swirling the water with a spoon, we can hasten the diffusion. Thus, option B is correct.

What is the diffusion?

Due to the motion of the sugar molecules around the water molecules, sugar dissolves in water. Overall, it exhibits a diffusion mechanism as sugar atoms mix with water atoms.

Sugar will dissolve in water when added to it with a stirring motion. Diffusion is to blame for this, as the sugar will flow down a gradient of concentration.

Diffusion data from sugar solutions, or solutions with no polymer present, suggested that a free water behavior should only be anticipated after a bilayer has covered the sugar molecule.

Therefore, sugar dissolving in a glass of water is an example of diffusion.

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What is the purpose of cellular respiration ?


Plz answer ASAP got a test due

Answers

Answer:

To withdraw ATP from food

Explanation:

Select the correct answer. Which alignment of the Sun, Moon, and Earth causes a lunar eclipse?​

Answers

Answer:

A; The sun, then earth, and lastly

the moon

Explanation:

Answer:

A

Explanation:

Help!?! With this osmosis question

Answers

Answer:

( c. ) to an area of lower concentration between sugar molecules in the bottom of a beaker.

Explanation:

"Osmosis is a process which solvent such as water in most of the cases, moves from its higher concentration to its lower concentration when two concentrations are separated by a semipermeable membrane or differentially permeable membrane. " - Naqada

"As a result of osmosis, the concentration on both sides of a membrane becomes equal. In the option c) of the question sugar molecules in the beaker is not separated by a semipermeable membrane thus osmosis will not occur."   - Naqada

Sorry if I am wrong and correct me, hope this helps. Have an amazing day.

Answer:

Translate the below

Explanation:

你操了,现在我们是男朋友,你好,爱

tu mama se baña con chanclas

Describe the relationship between particle motion, temperature, and thermal energy.

Answers

Answer:

The average energy of motion of particles in a substance is its kinetic energy. Therefore, temperature is the measure of the average kinetic energy of the particles of a substance. The thermal energy of the substance is the total energy of the substance.

Explanation:

We want to explain the relationship between particle motion, temperature, and thermal energy.

First, let's explain the relationship between thermal energy and temperature.

When we have a given object, as we give it thermal energy (there are different ways, like radiation, conduction, etc) the temperature of the object increases.

So we can say that the temperature is a measure of the stored thermal energy.

Now, the relation between temperature and particle motion is more interesting.

As we increase the temperature of a given object, the increase in energy (again, the temperature is related to energy) comes from an increase in the kinetic energy of the particles that make the object.

Thus, when we increase the temperature of something, the particles that conform it move more (remember that the kinetic energy is related to the velocity of the particles). This is why we usually see an increase in the volume when we heat up something.

And also this is why most elements have more volume in the gas phase than in the liquid phase, for example.

These are the relations between thermal energy, temperature and particle motion.

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If you want to learn more, you can read:

Freehahhaahahhagagagsgsgsgsg

Answers

Answer:Freehahhaahahhagagagsgsgsgsgsg

Explanation:

Freehahhaahahhagagagsgsgsgsgsg

Answer: Thank You for the Free Points, Brother! :)

Explanation: Free yayayyayahah

The diagram above represents an animal cell. What is the function of X?

It controls energy released.
It regulates the transport of materials.
It produces proteins.
It synthesizes cellulose.

Answers

Answer:

X in the diagram represents the cell membrane and performs the function of regulates the transport of materials.

Explanation:

The cell membrane, marked with X in the diagram, is a lipid bilayer with hydrophobic properties, which acts as a semi-permeable membrane to the passage of substances.

This membrane, that covers the cell and keeps it isolated from the extracellular space, has the function of controlling or regulating the passage of materials from the extracellular to the intracellular space, as well as the exit of substances from the interior of the cell. To fulfill this function it has several alternatives of transmembrane transport.

The other options are not correct because:

The cell membrane does not control the energy released. Protein synthesis occurs in the rugged endoplasmic reticulum. Cellulose synthesis occurs inside the cell, a process dependent on photosynthesis.

Answer: it regulates the transport of materials

Explanation:

A(n) _____________ is all the living and nonliving things in a particular area that interact with one another

Answers

Answer:

ecosystem

Explanation:

hope this helps

A(n) ecosystem is all the living and nonliving things in a particular area that interact with one another.

What is an ecosystem?

A(n) ecosystem is all the living and nonliving things in a particular area that interact with one another. An ecosystem includes the living organisms (plants, animals, and microbes) and the nonliving components (water, air, and soil) that make up the environment in a specific area.

These living and nonliving components of an ecosystem interact with one another, forming complex relationships and feedback loops that help to sustain the ecosystem over time. Ecosystems can vary in size from small ponds to vast oceans, and they can be found in a wide range of environments, from deserts to rainforests.

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rna and dna are which type of macromolecule

Answers

Answer:

Nucleic Acids

Explanation:

They are made of Nucleic Acids

They are nucleic acids !

What is DNA Isolation?
Multiple Choice

copying of the DNA molecule

the extraction of DNA from viruses or cells

the rupturing of the DNA molecule

measuring the DNA molecule for transport

the moving of DNA from one cell to another

Answers

Answer:

Explanation:

To late?

How do the three types of neurons work together?

Answers

Answer:

Sensory neurons receive impulses and carry them from the sense organs to the spinal cord or brain. Interneurons connect sensory and motor neurons and interpret the impulse. Motor neurons carry impulses from the brain and spinal cord to muscles or glands.

Explanation:

Three types of neurons are:-

Sensory neuronsMotor neuronsInterneuronsWork of Neurons?Sensory neurons receive impulses and carry them from the sense organs to the spinal cord or brain. Interneurons connect sensory and motor neurons and interpret the impulse. Motor neurons carry impulses from the brain and spinal cord to muscles or glands.

What are neurons?Neurons , also know as nerve cells, send and receive signals from the brain .These are the fundamental units of the brain and nervous system.

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the concept of doing whatever it takes to make sure our planet continues to support life as we know is called ​

Answers

Answer:

The answer would be Photosynthic

Explanation:

Because of its water, Earth is home to millions of species of plants and animals. The things that live on Earth have changed its surface greatly. For example, early cyanobacteria changed the air and gave it oxygen. The living part of Earth's surface is called the "biosphere".

HELPPPPPPPPP PLEASEEEEEEEEEEEEEEEEEEEEEEE. PLEASEEEEEEEEEEEEEEEQuestion 2 Multiple Choice Worth 4 points)
What molecule is represented by the molecular model shown below?
O Glucose
O Adenosine triphosphate (ATP)
O Adenosine diphosphate (ADP)
O Starch

Answers

Answer:

Adenosine diphosphate (ADP)

Explanation:

because i know

The answer would be ADP I believe


What is the ozone layer?
A. thin layer in the lower atmosphere that protects Earth from ultraviolet rays
B. thin layer in the upper atmosphere that protects Earth from ultraviolet rays
C. thin layer in the upper atmosphere that protects Earth from supersonic rays
D. thin layer in the lower atmosphere that protects Earth from supersonic rays

Answers

Answer:

B. thin layer in the upper atmosphere that protects Earth from ultraviolet rays

Photosynthesis is undergone by plants to produce a usable food source. Which of
the following organelles is needed for photosynthesis to take place?
Nucleus
Chloroplast
Ribosomes
Mitochondria

Answers

Answer:

Chloroplast

Explanation:

Chloroplasts are organelles found in green plants. They are the sites of photosynthesis. Chloroplasts contain chlorophyll, a photosynthetic pigment that traps light energy. This energy is used to power a series of reactions that convert water and carbon dioxide into sugars.

What is true about radioactive isotopes of an atom?


They are less stable.


They are more abundant.


They are more scarce.


They are more stable.

Answers

Different isotopes of the same element have the same number of protons in their atomic nuclei but differing numbers of neutrons. Radioisotopes are radioactive isotopes of an element. They can also be defined as atoms that contain an unstable combination of neutrons and protons, or excess energy in their nucleus.

Answer: This is the answer :D sorry im late

Explanation:

what is the meaning of condition​

Answers

Answer:

The existing state or state of health

Explanation:

Describe how dawin's theroy of evolution by natural selection can explain the spread of antibiotic-resistant microorganisms which caused the return of Latasha's strep throat

Answers

EXPLANATION:-

Since there was already an anti resistant microorganisms that actuallly have been able to survive through the antibiotics, natural selection states that if one survives and is well adapted to a certain environment, then offspring from that survivor will be created and beneficial traits for the offspring will be received having them a chance for survival. So, the microorganisms spread and spread offspring with that anti resistance in which is the Survival of the Fittest. Until there are no microorganisms that aren’t resistant the lastahas strep throat then returns.

which is smallest to largest form?
human tissue, human cell, bacterial cell, virus, human organ, human organ system.

Answers

Answer:

Explanation:

virus, bacterial cell, human cell, human tissue, human organ, human organ system.

The smallest to largest forms in the order:

VirusBacterial cellHuman cellHuman tissueHuman organHuman organ system.

The Virus comes first as it is much smaller than the Bacterial cell and can be

viewed with an electron microscope which has a higher magnification

Cells are the smallest unit of life and they aggregate to form tissues . The

tissues then aggregate to form organs and organs to organ system which is

why the human cell comes next followed by the Human tissue, Human organ

and lastly Human Organ systems.

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The following statement compares different starches: Because it is branched and can be broken down to ________ by multiple enzymes at the same time, _________ is digested more quickly than _________. The following statement compares different starches: Because it is branched and can be broken down to ________ by multiple enzymes at the same time, _________ is digested more quickly than _________. lactose; amylose; amylopectin fructose; cellulose; amylopectin monosaccharides; amylopectin; amylose simple sugars; cellulose; amylose amylopectin; amylose; glycogen

Answers

Answer:

monosaccharides

amylopectin

amylose

Explanation:

Monosaccharides is any of the class of sugars such that it cannot be hydrolysed into a simpler sugar.

Amylopectin is the non-crystallizable form of starch that consists of a branch of polysaccharide chains.

Amylose is the crystallizable form of starch that consists of an unbranched polysaccharide chains

The following statement compares different starches: Because it is branched and can be broken down to monosaccharides by multiple enzymes at the same time, amylopectin is digested more quickly than amylose.

why does she feel pain

Answers

we need more info to solve

In pea plants, round seed shape (R) is dominant over wrinkled (r). Write the genotype for a plant that is heterozygous.

Answers

Answer:

Rr, heterozygous traits have one recessive and one dominant, therefor meaning its going to be Rr

Answer:

R.r

Explanation:

Hetero = different

Hom0 = same

An individual hom0zygous for a particular trait has two of the same allele at the gene. In this case, it would either be R.R or r.r.

An individual heterozygous for a particular trait has two different alleles, in this case it is R.r.

The capsid of a virus protects the virus from the external environment What structure is this similar to in a plant cell?
A.Cell wall
B.Cell membrane
C.Vacuole
D.Ribosome

Answers

Answer:

The answer would be the cell wall

Explanation:

B is not correct because a cell membrane is a semipermeable membrane surrounding the cytoplasm of a cell.

C is wrong too because a Vacuole is a space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.

And D is false because a ribosome is a minute particle consisting of RNA and associated proteins found in large numbers in the cytoplasm of living cells. They bind messenger RNA and transfer RNA to synthesize polypeptides and proteins.

The excretory system disposes waste through the stomach.

True or False?

Answers

Answer:

False.

Explanation:

Actually the stomach isn't part of the excretory system, it's part of the digestive system.  The organs of the excretory system include the kidneys, large intestine, liver, skin, and lungs. The kidneys (also part of the urinary system) filter out blood from waste. The large intestine's job is to eliminate solid waste that remains after food is digested and water is extracted from the indigestible matter.  The liver breaks down many substances in the blood, including toxins. Sweat glands in the skin secrete a fluid waste called sweat or perspiration; however, its primary functions are temperature control and pheromone release. The lungs (also in the respiratory system) excrete some waste products, such as carbon dioxide and water.

Hope this helps!

Explain how the fungus affects the role of both xylem and phloem

Answers

Answer:

A fungus role is to break down dead or decaying organisms in the environment, the fungus may try to steal its nutrients and affect the specific roles that xylem and phloem operates.

Explanation:

what chemical reaction takes place between an egg shell and vinegar ?

Answers

Answer:

The reaction of the eggshell in vinegar is an acid-base reaction. When you submerge an egg in vinegar, the shell dissolves, leaving the inner semi-permeable membrane intact. Vinegar (acid) breaks apart the solid calcium carbonate crystals (base) in the eggshell into their calcium and carbonate parts.

Explanation:

The reaction of the eggshell in vinegar is an acid-base reaction. When you submerge an egg in vinegar, the shell dissolves, leaving the inner semi-permeable membrane intact.

Vinegar (acid) breaks apart the solid calcium carbonate crystals (base) in the eggshell into their calcium and carbonate parts.

What is an example of an acid-base reaction?

A salt is a product of an acid-base reaction and is made up of the cation from the base and the anion from the acid. Hydrochloric acid reacts with sodium hydroxide to form sodium chloride (a salt) and water.

Thus, it is type of acid base reaction.

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Biological molecules can be broken down by ______
reactions, where a molecule of _______
between the monomers.
breaks the bond

1. water
2. polymers
3. oxygen
4. ethanol
5. catalases
6. hydrogen
7. nitrogen
8. hydrolysis

Answers

Answer:

Biological molecules can be broken down by 8. hydrolysis reactions where a molecule of 1. water between the monomers breaks the bond.

Hope this helps girly!!

1 & 8 is the answer
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