Of these steps, which one occurs earliest in the process of producing recombinant DNA?
A) Human DNA fragments are mixed with the cut plasmids.
B) The same restriction enzyme is used to isolate the gene of interest and to cut the plasmid DNA.
C) The recombinant plasmids are mixed with bacteria.
D) Bacteria carrying recombinant plasmids are cloned.

Answers

Answer 1

Of these steps, The same restriction enzyme is used to isolate the gene of interest and to cut the plasmid DNA is the earliest in the process of producing recombinant DNA.

Enzymes and a variety of laboratory procedures are used in recombinant DNA technology to modify and isolate specific DNA sequences.This method enables the joining (or splicing) of DNA from different species or the creation of genes with unique functions. The resulting copies are referred to as recombinant DNA.

When two genetic materials from distinct sources are combined, the term defines the DNA, proteins, cells, or creatures that result. Recombinant chemicals are created in a lab and are being researched for many different uses, including the treatment of cancer.

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Related Questions

Explain why you think science is important?

Answers

Explanation:

Science is valued by society because the application of scientific knowledge helps to satisfy many basic human needs and improve living standards. Finding a cure for cancer and a clean form of energy are just two topical examples. ... Education could become the most important application of science in the next decades.18-Aug-2014

Answer:

for medicine,agriculture,food production,natural product...etc

In a scientific experiment, a
changed
is any factor that can change or be
A. hypothesis
B. causation
ОООО
C. conclusion
D. variable
SUBMIT

Answers

D variable is the answer to the question
D I believe is the answer

How much physical activity is recommended to prevent heart disease

Answers

Explanation:

moderate and low impact exercise can be beneficial for acid reflux problems. activities like walking, light jogging, yoga, riding a stationary bike, or swimming are good choixes! it can help you lose weight which will alleviate symptoms. my family has a really bad history of heartburn and we like to prevent it through dancing or yoga! (:

What is a tumor? *
a mass of cancer cells
O a defective p53 gene
An accumulation of cyclins
O the rapidly dividing cells found at the site of a wound

Answers

Answer:

i think it is.. a mass of cancer cells

Explanation:

There are three different alleles for the gene that determines blood type: A, B, and 0. This
type of inheritance pattern is an example of:

Answers

The type of inheritance pattern that represents an example of three different alleles that determine blood type is known as Codominance.

What is Codominance?

Codominance may be defined as a type of inheritance pattern in which the alleles are able to express themselves independently even when present together. This biological phenomenon is known as codominance.

ABO blood grouping in humans represents an example of codominance in which it is controlled by gene I which has three different alleles. Due to the three different alleles of gene I also represent an example of multiple alleles.

Therefore, the type of inheritance pattern that represents an example of three different alleles that determine blood type is known as Codominance.

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fertilization that happens when sperm cells are released into the body of the female animal ​

Answers

Answer:

If you're asking about the type it is internal

Explanation:

Mammals internally fertilise through copulation.

Need some quick help with this:

Answers

Answer:

In photosynthesis, solar energy is harvested as chemical energy in a process that converts water and carbon dioxide to glucose. Oxygen is released as a byproduct. In cellular respiration, oxygen is used to break down glucose, releasing chemical energy and heat in the process.

Explanation:

Answer:

option C

Explanation:

radiant energy from the sun get converted into chemical energy during the photosynthesis process by the chlorophyll .

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What macromolecule is the enzyme ATP synthase?​

Answers

ATP synthase is an Protein that catalyzes the formation of the energy storage molecule adenosine triphosphate (ATP) using adenosine diphosphate (ADP) and inorganic phosphate (Pi).

In grammatically correct sentences trace the path of the products of photosynthesis as they exit the leaf.

Answers

Answer:

The correct answer is -

O2 - through the stomata

Glucose - through the phloem in the veins

H2O- through stomata

Explanation:

In the process of photosynthesis, plants capture light energy to initiate a chemical reaction that uses CO2 and H2O as reactants and converted them into oxygen and sugar or glucose as products. Thus, oxygen and glucose are the products form in photosynthesis.

These products are carried through various paths to the new location to get utilized. Glucose is carried by the phloem in the veins out to the plant whereas oxygen and water diffuse into the environment through stomata.

What is the probability?

Answers

Answer:

50

Explanation:

their child has a 50% chance of having boss type o and a 50% chance of having blood type a

What is a phenotypic variation?

Answers

Answer:

Mendel worked with pea plants showing complete dominance for various characteristics

- E.g. flower color, plants either have purple flowers or white flowers

- A particular genotype produces a recognizable phenotype

Explanation:

Phenotypes can cause by genes, environmental factors, or a combination of both.

Phenotypic variation, then, is the variability in phenotypes that exists in a population. For example, all people come in different shapes and sizes: height, weight, and body shape are phenotypes that vary.

Please... I need help!!!

Tongue Rolling is a one gene trait. So where is it’s chromosome and it’s location??

Answers

Answer: One type of map uses the cytogenetic location to describe a gene’s position. The cytogenetic location is based on a distinctive pattern of bands created when chromosomes are stained with certain chemicals. Another type of map uses the molecular location, a precise description of a gene's position on a chromosome. The molecular location is based on the sequence of DNA building blocks (base pairs) that make up the chromosome. Buttt I don’t know if this is the answer your looking for. But I hope this helps in a way.

Explanation:

Name:______________________________ DNA Structure Student Practice (12. 1) Modified True/False Statements: If the statement true, write True in the blank. If the statement is is false, write False in the blank and correct the underlined word to make the statement true. The building blocks of DNA molecules are amino acids. DNA molecules contain a 5-carbon sugar called deoxyribose. The nitrogen bases found in DNA molecules include adenine, cytosine, guanine,

Answers

Answer:

- The building blocks of DNA molecules are amino acids. False

- DNA molecules contain a 5-carbon sugar called deoxyribose. True

- The nitrogen bases found in DNA molecules include adenine, cytosine, guanine, and thymine. True

Explanation:

The building blocks of the deoxyribonucleic acid (DNA) are nucleotides, while amino acids are the building blocks of proteins. Each nucleotide consists of one of four possible nitrogenous bases: two purines (i.e., adenine and guanine) and two pyrimidines (i.e., cytosine and thymine). In DNA, each nucleotide consists of one of these four nitrogenous bases, a five-carbon sugar molecule (called deoxyribose), and a phosphate group. The DNA molecule has a double-helix structure, where nitrogenous bases are inside the double helix while sugars and phosphates are outside. In DNA, cytosine always pairs with guanine and thymine always pairs with adenine.

Which part of the amino acid determines the uniqueness of the amino it as well as the shape of the protein

Answers

Answer:

The primary structure of a protein - its amino acid sequence - drives the folding and intermolecular bonding of the linear amino acid chain,which ultimately determines the protein 's unique three-dimensional shape.

I hope it's helpful!

balancing of chemical equation​

Answers

Answer:

what are you trying to explain

Explanation:

in the question

Which of the following is NOT an ecosystem
service that forests provide?
habitat for wildlife
reduce soil erosion
lumber
carbon sink
all of the choices are ecosystem services

Answers

Answer:

All of the choices are ecosystem services.

Explanation:

Trees' roots hold soil down so it doesn't move everywhere and they recycle carbon into oxygen. In addition, they provide us wood and beautiful wildlife!

Have a great day!

The ecosystem services are all the benefits provided by the ecosystem to human. Otion A) habitat for wildlife is not an ecosystem service.

What are the Ecosystem Services?

When talking about ecosystem services, we are referring to the goods and services offered by ecosystems to human populations

There are different types of ecosystemic services:

Provision or supply:

These are the products obtained by nature to be used or consumed, directly or with previous processing.

Among them, we can mention food, clear fresh-water, fertile soils, geotic materials, raw materials (used for clothing, construction), renewable fuels, biochemical compounds, pharmacological/medicinal resources, and others.

Regulation:

Refers to ecological processes that improve life.

Among others, we might mention climate regulation, CO₂ absorption, water purification, air purification, erosion control, natural disaster avoidance such as flooding, soil formation and fertility maintenance, nutrient cycling, waste recycling, pests/plagues control, etc.

Cultural:

Refers to the benefits that are not material.

Ecosystems also provide a recreational place or area to spend time, learn. They are a spiritual/religious space, a source of inspiration. They are considered to be cultural patrimony and the source of scientific knowledge.

Among th options, the one that is not a ecosystemic service is option A) habitat for

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.

Large multicellular organisms are made of a wide variety of cell types. Do
all of the types of cells pass through the cell cycle at the same rate? *
1 point
Yes. All of the cells divide at approximately the same times throughout the life of the
organism.
Yes. All of the cells divide at approximately the same rate, although they may divide at
different times.
No. Some specialized cells, such as skin cells, divide much more rapidly than other
specialized cells
No. Some specialized cells, such as skin cells, divide much more slowly than other
specialized cells.

Answers

Answer:

Yes, All of the cells divide at approximately the same rate, although they may divide at different times

Those organisms which are made up of more than one cell are called multicellular organisms.

These are a few examples of multicellular organisms:-

PlantsAnimalsFungi

Multicellularity helps them to perform various work at the same time. To maintain the same number of cells in an organism, its body starts cell division.

It is not necessary for the host to divide all the cells at the same time.

Hence the correct option is Yes. All of the cells divide at approximately the same rate, although they may divide at  different times.

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what is the function of peroxisomes ?​

Answers

Peroxisomes play a key role in the oxidation of specific biomolecules. They also contribute to the biosynthesis of membrane lipids known as plasmalogens. In plant cells, peroxisomes carry out additional functions, including the recycling of carbon from phosphoglycolate during photorespiration.

Answer:

Peroxisomes play a key position in the oxidation of precise biomolecules. They additionally contribute to the biosynthesis of membrane lipids recognized as plasmalogens. In plant cells, peroxisomes elevate out additional functions, together with the recycling of carbon from phosphoglycolate for the duration of photorespiration.

Explanation:

A chest radiograph of an asymptomatic 37-year-old man showed a 3-cm nodule in the middle lobe of the right lung. The nodule was excised with a pulmonary wedge resection, and sectioning showed the nodule to be sharply circumscribed with a soft, white center. Culture of tissue from the nodule grew Mycobacterium tuberculosis. Which of the following pathologic processes has most likely occurred in this nodule? a. lipid acummulation b. liqufactive necrosis c. caseous necrosis d. coagulative necrosis e. gangreous necrosis f. apoptosis g. apoptosis h. fat necrosis

Answers

Answer:

caseous necrosis

Explanation:

The pathologic process that most likely occurred to this nodule would be caseous necrosis. This occurs at the time of death of a some cells but it is a very unique scenario in which the cell maintains a soft and white proteinaceous dead cell mass, just like in this scenario. This type of cell death usually occurs in lymph nodes but can occur in any cell in the body including in the lung.

The neurotransmitter thought to be involved in learning and memory is
x acetylcholine.
norepinephrine.
glutamate.
glycine
GABA

Answers

it is acetylcholine
Acetylcholine a a. A a a

What controls traits and inheritance?
gametes
nucleic acids
proteins
temperature

Answers

Nucleic acids is your answer

Answer:Your answer could be B. Nucleic Acids.

Explanation: Correct on Edge 2021

Is the proton the outer or inner circle

Answers

Answer:

me desculpa mais e só o meu celular ou o seu também tá tudo em inglês ?

Protons are among the most/least massive subatomic particles and they are found either inside/outside the nucleus.

Inversion of DNA sequences within chromosomes is a common process in evolution. The following gene arrangements in a particular chromosome are found in four different species: First sequence: STUVWX Second sequence: UVXTSW Third sequence: UVWSTX Fourth sequence: SWVUTX Assuming that the arrangement in the first sequence is the ancestor/reference arrangement, in what evolutionary order did the four species arise, such that the fewest number of inversions occur between each species (place the first sequence as the earliest species in your ordering)2341

Answers

Answer:

The correct answer is - 1, 4, 3, 2.

Explanation:

It is given that the first sequence represents the earliest or ancestor species therefore, the first sequence would be - STUVWX

After the inversion, the highlighted sequence of the first sequence STUVWX gives rise to the second sequence as:

STUVWX

SWVUTX

Thus the second sequence after Ist inversion would be SWVUTX

2nd inversion, Third sequence:

SWVUTX

UVWSTX

Thus the third sequence after 2nd inversion is UVWSTX

3rd inversion, fourth sequence:

UVWSTX

UVXTSW

Thus, the fourth sequence after 3rd inversion is UVXTSW

Which of these is a density-independent factor?
A. Forest fire
B. Food source
C. Shelter
D. Water supply

Answers

Out of the options given, the density-independent factor is: A. Forest fire. A density-independent factor is a factor that affects a population regardless of its size and density.  

What is cell?

A cell is the basic unit of life that makes up all living things, including animals, plants, fungi, and bacteria. It is the smallest structural and functional unit of an organism that is capable of performing all the functions of life, including metabolism, growth, reproduction, and responding to stimuli. A typical cell is composed of a cell membrane, cytoplasm, and a nucleus (in eukaryotic cells), or a nucleoid region (in prokaryotic cells). The cell membrane is a selectively permeable membrane that surrounds the cell and separates it from the environment, regulating the exchange of materials between the cell and its surroundings. The cytoplasm is a gel-like substance that fills the cell and contains all the organelles and structures necessary for the cell's functions. The nucleus contains the cell's genetic material, including DNA, which controls the cell's activities and is responsible for inheritance.

Here,

A forest fire can have a significant impact on a population, regardless of its size or density. Forest fires can destroy habitats, reduce food sources, and alter the physical environment, which can have a significant impact on the population. A forest fire does not depend on the size or density of a population, so it is considered a density-independent factor.

The other options, such as food source, shelter, and water supply, are density-dependent factors that can impact a population based on its size and density. As the population increases, the availability of these resources can become limited, which can affect the population's growth and survival.

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How has deforestation in Haiti altered the climate?
A)
The loss of trees resulted in less carbon being removed from the atmosphere.
B)
Deforestation has resulted in widespread extinction of plants.
C)
Without trees’ root systems to hold it in place, rains have washed away the topsoil.
D)
With fewer trees, there is less shade to keep the land cool.
E)
Deforestation has not altered Haiti’s climate.

Answers

Answer:

A)

The loss of trees resulted in less carbon being removed from the atmosphere.

Explanation:

Took the test edg

Answer:

a. The loss of trees resulted in less water vapor in the atmosphere and thus less rain.

Explanation:

What is the relationship between the levels of CO2 in the atmosphere and the levels of CO2 in the ocean?

Answers

Answer:

Because of human-driven increased levels of carbon dioxide in the atmosphere, there is more CO2 dissolving into the ocean. The ocean's average pH is now around 8.1 , which is basic (or alkaline), but as the ocean continues to absorb more CO2, the pH decreases and the ocean becomes more acidic.

Why are feathers "easy to repair"?

Answers

Answer: The feathers are easy to repair as the cells of birds help in replacement of damaged and old feathers.

Explanation:

The follicles of the feathers have regenerating cells that help in regrowing the feathers when the feathers are damaged and require to be replaced. The regrowth of feathers is a natural process that happens in all birds. The feathers are replaced by one or two molt seasons per year. In these seasons they shed their feathers and new feathers reappear. The newly growing feathers are stiff, and hard similar to nails.

What is a subduction zone and a transform boundary?

Answers

a transform fault or transform boundary is a fault along a plate boundary where the motion is predominantly horizontal. it ends abruptly where it connects to another plate boundary, either another transform, a spreading ridge, or a subduction zone.

What are the monomers of Carbohydrates?

A. Monosacharides
B. Nucleic Acids
C. Amino Acids
D. Fatty Acids

Answers

Explanation:

A. Monosacharides

....... from Greek

monos = single

sacchar = sugar

The number of protons plus neutrons in an atom, represented as an average of all naturally occurring forms of the element, is known as_____

Answers

It would be the atomic mass because protons and neutrons and both located inside the atom. Therefore it would equal the mass.
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Compare Africa's wealth to the rest of the world. Which pair of functions are inverses?A.f(x) = 2x + 1, g(x) = 2x - 1B. f(x)=3x+2. g(x)= 1/3x-2/3C. f(x) = 4x, g(x) = -4xD. f(x)= x+1/5, g(x)= x+5 I have no idea what to do please help A figure is reflected across the x-axis, then reflected across the y-axis.Which of the transformations will not always produce the same result?A. Reflection of each point on the figure across the originB. Rotation of 180C. Reflection across the y-axis, then across the x-axisD. Reflection across the line y=x use the properties of exponents to simplify the expression 522/513 Question 2Evaluate the following function:f(x) = 7x2 + 8x + 20 for f(2)type the numerical value for your answer (1,1)and(6,9) Write the slope-intercept form of the equation of the line through the given points. Please help me!!!!Eight students share 12 mini oatmeal muffins equally and 6 students share 27 mini apple muffins equally.Carmine is in both groups of students.What is the total number of mini muffins Carmine gets?Carmine getsmuffins. Complete the table for the given rule. Rule: y=x-1/4 1.) Why does it not hurt to get your haircut?2.)On Average how many hairs fall out of someone's head on a daily basis?3.) What makes your hair greasy/ shiny? 6The diplomatic efforts of helped convince France tosupport the American colonies.AWilliam DawesB Benjamin FranklinCSamuel PrescottDJohn Paul Jones what is sample survey? What allele combination results in type A blood? What is an area where an organism lives?a. nicheb. communityc. habitatd. population Help me pls and pls show work A consulting engineer has been engaged to advise a town how best to proceed with the construction of a 200,000 water supply reservoir. Since only 120,000 of storage will be required for the next 25 years, an alternative to building the full capacity now is to build the reservoir in two stages. Initially, the reservoir could be built with 120,000 of capacity and then, 25 years hence, the additional 80,000 of capacity could be added by increasing the height of the reservoir. Estimated costs are as follows construction cost, and annual maintenance cost, build in 2 stages first stage 120,000 reservoir $14'200,000 $75,000; second stage add 80,000 of capacity $120600,000 and $25,000 additional construction cost build in full capacity now 200,000 reservoir $22'400,000 and $100,000 if the interest is computed at 4%, which construction plan is preferred? One innovation in government NOT started by the Tang wasPLEASE ANSWER THISstate exams and government jobs.a code of law.a bureaucracy.scholar-officials Whoever answers first gets brainliest Help me with this plz What equation has a line passing through (-1,-4) with zero slope.