Which of the following is NOT a nitrogenous base?
adenine
thymine
guanine
alanine

Answers

Answer 1

Answer:

Explanation:

Alanine is the correct answer

Answer 2
Alanine is NOT a nitrogenous base the other 3 can be found in your dna which is a nucleic acid

Related Questions


Kate and Sam are using a scanning electron microscope to study photosynthesis in algae. Which is a benefit of this type of microscope compared to
a light microscope?

Answers

Answer:

B. Produces highly magnified images

Explanation:

Trust me

Kate and Sam are using a scanning electron microscope to study photosynthesis in algae, and the benefit of using this type of microscope rather than a light microscope is that the scanning microscope gives clearer details of the process.

What are the benefits of using a microscope?

The microscope gives a better view of the smaller things, and there are different types of microscopes, such as the light microscope, the electron microscope, etc., and other high-quality microscopes that are helpful for the better viewing of the samples. The light microscope has a lower magnification range than the electron microscope, and the species can be better viewed in the electron microscope. Depending on the application, different microscopes should be used, and photosynthesis can be seen better in a scanning microscope than in a light microscope.

Hence, the benefit of using this type of microscope rather than a light microscope is that the scanning microscope gives clearer details of the process.

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Helpppp
In the lytic cycle, how does the virus cause
the host cell to die?
By taking over the bacterial cell and making it produce viral DNA
and protein.
By becoming part of the host DNA.
By damaging the cell membrane as it injects viral DNA into the
host celL.

Answers

Answer:

A

Explanation:

A virus, or phage, will go into a cell and inject instructions for it to start reproducing more viruses. Once the cell is full of viruses, they trigger the cell's 'self destruct' and burst out to go to other cells and rapidly reproduce exponintially.

Which two body systems work together to allow you to send a text message

Answers

Answer:

muscular system and nervous system

Explanation:

I think ??????

The condition of ketoacidosis is Select one: a. a potentially fatal buildup of acetoacetate or 3-hydroxybutyrate lowering blood pH. b. due to a lowered production of ketone bodies than is normal. c. the increase in pH of the cells due to ketone body production. d. only found when anaerobic catabolism of fat occurs.

Answers

Answer:

The correct answer is option A ( a potentially fatal buildup of acetoacetate or 3-hydroxybutyrate lowering blood pH.)

Explanation:

Ketoacidosis results in a type of body metabolic state where the urine concentrations are high in ketone bodies, such as acetoacetic acid , 3-hydroxybutyrate. Fatty acids are converted to ketone bodies, resulting in a very high level of ketone bodies which automatically lowers the blood pH.

Ketoacidosis is of different types, Diabetic ketoacidosis, alcoholic ketoacidosis, starvation ketoacidosis. They are all associated with the accumulation of ketone bodies within the bloodstream. The underlying disease  common with ketoacidosis is Diabetes.

what happens to all the weight of the food we eat

Answers

Answer:

All the weight of food we eat can happen in many ways. It can be digested and turned into waste. It can also be turned into body fat. The weight of the food we eat can help give us nutrition and vitamin s.

Explanation:

The weight of food can slightly go away due to food going in to the digestion system and turns into waste.

Apologies if this isn't the best answer.

If a mother is a carrier of the recessive gene (Xx) for hemophilia and
there is a 25% chance of having a child with hemophilia, what must the
father's genotype be?

Answers

Answer:If she gets the X chromosome with the hemophilia gene she will be a carrier. So a carrier's daughter has a 50% chance of being a carrier. A woman who is a carrier has: a 25% (one in four) chance of having a daughter who is a carrier.

Explanation:

but can you guys help me with this question pls it on a picture and I need a answer and a person to explain why is it that answer

Answers

One(1) oxygen atom is present in an H2O molecules 2hydrogen atoms bind to a singular oxygen atom

Which factor can decrease the rate of a chemical reaction?
Olow activation energy
O high pressure
O low temperature
O high concentration of enzyme

Answers

Answer:

Low temperature

Explanation:

because.

Have a great day!!!

The factor that can decrease the rate of a chemical reaction is a low temperature.

What is chemical reaction?

A chemical reaction is the chemical transformation of one set of chemical substances into another.

A low temperature is one factor that can slow down a chemical reaction. A chemical reaction is defined as a process that transforms one set of chemical substances into another.

The rate of a chemical reaction is a measure of how quickly the reaction takes place.

A low temperature can slow down a chemical reaction by lowering the kinetic energy of the reacting molecules.

This means the molecules move slower and are less likely to collide with enough energy to break bonds and form new ones. As a result, the reaction rate slows down.

Thus, the answer is low temperature.

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Please actually answer the question i need the answer, i'll give brainliest!!!!

A city is located in an area that has experienced 7.5-magnitude earthquakes in the past.
The city is considering building a new skyscraper.
Use the earthquake magnitude scale to predict the amount and type of damage residents should expect from future earthquakes of similar magnitude.
Then suggest a way to minimize the effects of future earthquakes on the skyscraper.

Answers

According to the scale, residents should expect major damage and the potential for the skyscraper to collapse if a future earthquake were to occur.
Ways to minimize future earthquakes impact on the skyscraper could be using stronger materials, creating better routes to quickly escape should an earthquake occur, and overall a more supported structure that can withstand the earthquakes magnitude.

what are 6 hevy metals that can be taken up by plants

Answers

Answer:

Cd, Cr, Cu, Hg, Pb, and Zn

What does the image above depict?
a. images and fragments from the artist's dreams
b. a ymbolic representation of a German officer
C. symbolic memories of the artist's life
d. the horrors of war

Answers

Answer:

B.  symbolic representation of a German officer

Explanation:

"Portrait of a German Officer is an early 20th century portrait by American modernist painter Marsden Hartley. Done in oil on canvas, the portrait depicts the abstract figure of an Imperial German officer as being composed entirely of military decorations and badges of rank."

The image above depicts  a symbolic representation of a German officer.

Portrait of German officer

The picture in the given image depicts a portrait of a German officer an early 20th century.

The portrait was designed by an American modernist painter Marsden Hartley. Done in oil on canvas, the portrait depicts the abstract figure of an Imperial German officer as being composed entirely of military decorations and badges of rank.

Thus, the image above depicts  a symbolic representation of a German officer.

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I attached the image above ​

Answers

the first one is the third answer and the second one is the first answer

what will happen to the concentrations of ATP,NADPH, and sugar when you add paraquat

Answers

Answer:

Increase  ATP

Decrease NADPH

Decrease Sugar

Concentrations of ATP, NADPH, and sugar decreases when we apply paraquat on the plants.

The concentrations of ATP,NADPH, and sugar decreases when you add paraquat because paraquat is a toxic chemical which blocks the activity of respiration in plants leading death of those plants. Paraquat inhibits the ATPase activity which is responsible for the production of ATP.

So due to no cellular respiration no ATP is produced. Paraquat (PQ) also inhibit photosynthesis so no glucose as well as NADPH is produced so we can conclude that concentrations of ATP, NADPH, and sugar decreases when we apply paraquat on the plants.

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Why is it an important property for water to be less dense as a solid?​

Answers

Answer:

Water has a unique density. It is less dense as a solid than it is as a liquid, which is why ice floats on top of liquid water.

Explanation:

Answer: Water’s lower density in its solid form is due to the way hydrogen bonds are oriented as it freezes: the water molecules are pushed farther apart compared to liquid water. With most other liquids, solidification when the temperature drops includes the lowering of kinetic energy between molecules, allowing them to pack even more tightly than in liquid form and giving the solid a greater density than the liquid.

The low density of ice, an anomaly, causes it to float at the surface of liquid water, such as an iceberg or the ice cubes in a glass of water. In lakes and ponds, ice forms on the surface of the water creating an insulating barrier that protects the animals and plant life in the pond from freezing. Without this layer of insulating ice, plants and animals living in the pond would freeze in the solid block of ice and could not survive. The detrimental effect of freezing on living organisms is caused by the expansion of ice relative to liquid water. The ice crystals that form upon freezing rupture the delicate membranes essential for the function of living cells, irreversibly damaging them. Cells can only survive freezing if the water in them is temporarily replaced by another liquid like glycerol.

What is the classification of virus​

Answers

Answer:

Viruses are classified into 4 groups based on their shape: filamentous, isometric , enveloped, and head and tail.

Many viruses attach to  host cells to facilitate penetration of the cell membrane, allowing their replication inside the cell.

The virus core contains the small single- or double-stranded genome that encodes the proteins that the virus cannot get from a host cell.

Explanation:

not sure if this is what you are looking for

According to the Baltimore classification system, Viruses are classified into seven classes on the basis of their morphology and function.

What is Virus?

A Virus may be defined as a type of microorganism that consists of a nucleic acid molecule in a protein coat and infects cells and may cause disease.

Viruses are classified into seven classes, each of which has its own families of viruses and has differing replication strategies.

Class 1: Double-stranded DNA viruses.

This type of virus usually must enter the host nucleus before it is able to replicate. An Example is Adenoviridae.

Class 2: Single-stranded DNA viruses.

Such types of viruses replicate within the nucleus and pertain highly in vertebrates. An example is Circoviridae.

Class 3: Double-stranded RNA viruses.

Such types of viruses do not depend on host polymerases for replication. An example is Birnaviridae.

Class 4: Single-stranded RNA viruses (positive sense).

Such types of viruses have polycistronic mRNA which is translated into a polyprotein. An example is Flaviviridae.

Class 5: Single-stranded RNA viruses (negative sense).

Such types of viruses must be transcribed by viral polymerases into complementary forms. An example is Filoviridae.

Class 6: Single-stranded RNA viruses (positive sense) that replicate through DNA intermediate.

Such types of viruses use the enzyme reverse transcriptase to convert the positive sense RNA into DNA. An example is Retroviruses.

Class 7: Double-stranded DNA viruses that replicate through a single-stranded RNA intermediate.

Such types of viruses have a double-stranded gapped genome that is subsequently filled into a covalently closed circle that serves as the template for the production of viral mRNA. An example is the Hepatitis B virus.

Therefore, it is well described above.

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Need help please ASAP !!

Answers

Answer:Bacteria cell

Explain how the farms upriver were adding to the high nitrate levels. gizmo

Answers

Answer:

Farmers were adding high nitrate levels from many large corn farms along the river. The farmers spray fertilizers that have ammonia and nitrate onto their crops. During the drought, the farmers used extra fertilizer. As rained, the ammonia and nitrate from the fertilizer were washed into the river.

In the pigs produced 10 pounds of feces that contained ammonia and nitrate. The pit is too small to obtain such large amount. When it rained the waste overflowed in to the river.

Explanation:

The drought from the week before and the large rain fall played a large part in the outcome of the annomia and nitrate exposure to water.

The farms upriver were adding to the high nitrate levels. It was because of the excessive use of fertilizers and inadequate waste disposal techniques.

What are agrochemicals?

There are chemicals that are used in agriculture. It includes fertilizers, pesticides, nematicides, insecticides, etc.

How does farm upriver add nitrate?

The farms upriver used to apply agrochemicals, especially the ones rich in nitrate and urea. During fewer water conditions they used to apply more. That used to remain in the soil and washed down to the river along with the rain.

The farms did not use adequate waste disposal measures and hence the wastes rich in nitrogen were washed down to the river.

Hence, these practices increase nitrate levels in the river.

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What’s the difference between Food, chyme and bolus?
No goggle answer!

Answers

Explanation:

The main difference between them is that bolus is more alkaline than chyme because it is exposed to alkaline saliva since food and drink are lowing the pH level of saliva.

The Bolus is considered as food and it is mashed up in our mouth and after that, it is turning into chyme which is digested food in our stomach.

What attraction holds the nitrogenous bases together within the double helix?
a
deoxyribonucleic acid
b
ribose sugar
c
hydrogen bonds
d
phosphate

Answers

Hydrogen bonds , ddddddd

Which molecules are involved in protein synthesis?
ribosomal RNA, transfer RNA, and mutagens
messenger RNA, ribosomal RNA, and transfer RNA
messenger RNA, introns, and ribosomal RNA
transfer RNA, introns, and mutagens

Answers

Messenger RNA, ribosomal RNA, and transfer RNA

please help im rlly stuck

Answers

Answer:

c

Explanation:

Which of the following is NOT a function of proteins


structural support

enzymes

transport across the cell membrane

all of the above are functions of proteins

Answers

Answer:

all of the above

Explanation:

proteins make up the cell membrane, giving the cell structural support.

proteins act as enzymes and catalysts within the cell.

proteins aid in the transport of specific substances.

Which describes gas exchange in the respiratory system?
A. Gas exchange happens through diffusion.
B. Gas exchange removes oxygen from the body.
C. Gas exchange occurs between the body’s cells and bronchi.
D. Gas exchange protects the body against foreign invaders.

Answers

Answer:

A.

Explanation:

A. Gas exchange happens through diffusion.

Answer:

A

Explanation:

Which process is true about natural selection?

Answers

Answer:

Natural selection occurs in opposition to evolution.  Natural selection favors individuals that reproduce more than others.

Explanation:

where are the five places beavers can usually be found (bodies of water)

Answers

Answer:

They live in or around freshwater ponds, lakes, rivers, marshes and swamps.

Explanation:

They can be found in rivers , streams, lakes, ponds, and I’m not really sure what is the last one :(

0-7 Why is excess use of fertilizers detrimental for environment?
Q-8 What is a Genetically Modified Crops (GMCs)? Name any one such crop​

Answers

Answer:

Answer of Question 7

Fertilisers are inorganic chemicals which are not easily degraded. Excess use of fertilisers causes environmental pollution as their residual and unused amounts will become pollutants for air, water and soil.

Answer:

Answer of Question 8

Genetically modified crops are crops produced from organisms that have had specific changes introduced into their DNA using the mmethods of genetic engineering

Example

cotton

what is a hybrid tell me brainly if you do

Answers

Explanation:

a hybrid is a mixture of two different things resulting in something that has a little bit of both

Answer:

A hybrid is an animal or plant resulting from a cross between genetically unlike individuals,a picture is below as an example of a HYBRID

Also, a hybrid can be something changed after being created.

Hybrids can be; cars,animals and even people (nephilim).

I hope this helps

What is the complimentary DNA strand of the following template ATTTTCAGATTA

Answers

Answer:In molecular biology, complementarity describes a relationship between two structures each following the lock-and-key principle. ... A complementary strand of DNA or RNA may be constructed based on ... Complementarity is also utilized in DNA transcription, which generates an RNA strand from a DNA template. In addition ...

Explanation:

what is artificial selection?

Answers

Artificial selection, also selective breeding occurs when humans breed individuals that have specific characteristics that they want to manipulate.

Do you think that cell types with shorter or longer life spans go through mitosis more often? Explain your answer. PLEASE HELP ASAP

Answers

Cell types which have shorter life spans will go through mitosis more often. This is because whenever the cell dies it will need to be replaced.
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Youve learned to identify whether a function is even or odd both graphically and algebraically. How does the notation for reflections over the x-axis and over the y-axis relate to the notation for even and odd functions? Remember that if f(-x) = f(x), a function is even, and if f(-x) = -f(x), then the function is odd. Which theory explains the present arrangements of continents, oceans and landforms on Earth?A. plate tectonic theoryB. Wegener's continental theory C. the continental puzzle theory D. The Pangea theory For construction of a unique quadrilateral at least _____measurements are required. Select the correct answer.What do these lines from Antigone show about Creon's character?CREON:Better, if needs be, men should cast us outThan hear it said, a woman proved his matchA.B.He greatly dislikes women.He's very afraid of women.He has a patriarchal point of view.He has a deep respect for women.C.ODE.He believes all women are alike. Which statement best describes the function? When two people play a game, each player starts with 10 points. The winner of each round gets 3 points and the loser of each round loses 3 points. William and Abigail play the game. William wins exactly four rounds, and Abigail ends up with16 points. How many rounds did they play altogether? What additional information could be used to prove ABC MQR using SAS? Select two options. mA = 64 and AB = MQ = 31 cm CB = MQ = 29 cm mQ = 56 and CB RQ mR = 60 and AB MQ AB = QR = 31 cm They work in the following country or countries The number of people call 911 on March 25th?A) continuous B) discrete C) categorical Nepal is a multi ethnic multicultural and multi region and multilingual country justify the statement please answer and give explanation too!I will mark brainliest and 25 points!! Answer the questions for brainiest :D Can someone help please? ill give you brainliest, sorry if its hard to see ..................... Is this a function or not a function Q1 (a) Write the correct alternative from those given below each question.(any 5) [5]1) Who had imprisoned Rajyashree ?a) Chandragupta b) Samudragupta c) Devgupta d) Vishnugupta2) What angle does the Earth make with its axis ? a) 45.5 b) 65.5 c) 90 d) 23.53) Who from the following is a part of govt ? a) prime ministerb) governor c) president d) chief justice4) Which emperors ruled over india till the end of 6th century ?a) Licchavi b) Kushan c) Gupta d) Maurya5) To which direction of Asia is India located ?a) North b) east c) south d) west6) Who established khilji dynasty in Delhi ?a) Nasiruddin b) Giyasuddin c) Allauddin d) Jalaluddin7) Who is the constitutional head of state ? a)Chief minister b) President c)Governor d)Chief justiceQ1(B) Match the following [3 marks] Section A Section B1. Mihirbhoj a. Pala2. Bhoj b. Parmar3. Settungvan c. Cherad. Pratihara 1. Know how to read and find locations given a degree of longitude and latitude. You have to move your 100 N couch before a delivery company drops off your new one. Unfortunately your roommate is passed out on it. The coefficient of friction between the couch and floor is .43. It takes 250 N of force to get the couch moving. a) How much does your roommate weigh in Newtons? b) After you get the couch moving it only takes 200 N to keep it moving at a constant speed, what is the coefficient of kinetic friction? The U.S. is often described as a two-party system. The Democrats and the Republicans are said to hold a duopoly, meaning that they share almost all the political power in the country. Several other countries have a larger number of parties. For example, Japan has at least four parties and Israel has at least twelve parties each vying for power in the elections. Please explain at least 2 ways in which the U.S. government and electoral process would change if a third party emerged and political power in the U.S. was split across three political parties instead of two. What is the part of the nitrogen cycle?