as a microbiologist you have been asked to investigate the regulation of a novel gene in a bacterial species. given what is known about bacteria, the logical place to begin your investigation is

Answers

Answer 1

The logical place to begin your investigation is TRANSCRIPTIONAL CONTROL. This field investigates the differential expression of genes.

Transcriptional control refers to the study of how genes are differentially expressed in the genome of cells.

In prokaryotic organisms (e.g., bacteria), genes are expressed in clusters known as operons.

An operon is a group of genes under the control of a single promoter sequence.

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Related Questions

What is the difference between chromosomes, chromatin, and DNA?
I

Answers

Answer:  

A chromosome is a long DNA molecule with part or all of the genetic material of an organism. and I can't think of the other one sorry.

Explanation:

what should you do if you are not sure that an organism is a plant

Answers

Answer:

An organism refers to a living thing that has an organized structure, can react to stimuli, reproduce, grow, adapt, and maintain homeostasis.

Explanation:

An organism is a plant.

If you are not sure that an organism is a plant, you should observe and research the characteristics and behaviors of the organism to determine its classification.

What is the five kingdom classification?

The five kingdom classification is a system of classifying living organisms into five major categories based on their fundamental characteristics. The five kingdoms are:

Monera: This kingdom includes single-celled prokaryotic organisms, such as bacteria.Protista: This kingdom includes single-celled eukaryotic organisms, such as algae and protozoa.Fungi: This kingdom includes multicellular, heterotrophic organisms, such as mushrooms and yeasts.Plantae: This kingdom includes multicellular, autotrophic organisms that are characterized by their ability to photosynthesize, such as trees, flowers, and grasses.Animalia: This kingdom includes multicellular, heterotrophic organisms that are characterized by their ability to move and sense their environment, such as animals and humans.

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What might cause birds in Population A to immigrate to the island?​

Answers

Answer:

The change in the climate would have made the birds migrate

Explanation:

Which law regulates pesticides and herbicides? a. Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) of 1947 b. Federal Investigation of Fungicide Act (FIFA) of 1947 c. Clean Environment Act of 1949 d. Regulatory Environment Act of 1948

Answers

The law that regulates pesticides and herbicides in the USA is the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) of 1947. This law prohibits the use of certain compounds as pesticides.

The Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) law is a regulatory law that provides a suitable federal regulatory framework for the use, distribution and sale of pesticides.

This law (FIFRA) is aimed at protecting pesticide users, consumers, and the environment.

The pesticides used in the USA must be licensed by the US Environmental Protection Agency (EPA).

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4. Arrange Write the following steps in the order in which they occur during glycolysis

A six-carbon molecule is broken down into two three-carbon molecules.

Two NADP molecules are converted into two NADH molecules.

Two phosphate groups from two ATP molecules are joined to glucose.

Two three-carbon molecules are converted into two Folecules of pyruvate as four
molecules of ATP are produced.

Answers

The correct order of glycolysis reactions is:

Two phosphate groups from two ATP molecules are joined to glucose.Two NADP molecules are converted into two NADH molecules.A six-carbon molecule is broken down into two three-carbon molecules.Two three-carbon molecules are converted into two molecules of pyruvate as four  molecules of ATP are produced.

During glycolysis, the glucose molecule is converted to Glucose-6-phosphate as a result of phosphorylation. The phosphate group from ATP is joined to the glucose molecule by an enzyme known as hexokinase.

The glucose-6-phosphate then undergoes isomerization to become fructose-6-phosphate which is then phosphorylated again by the hexokinase enzyme to become fructose-1,6-biphosphate.

An aldolase enzyme converts fructose-1,6-biphosphate to one molecule of glyceraldehyde-3-phosphate and one molecule of dihydroxyacetone phosphate. The latter is then converted to another molecule of glyceraldehyde-3-phosphate.

A dehydrogenase enzyme converts glyceraldehyde-3-phosphate to 1,3-bisphosphoglycerate with NADH being generated from the reduction of NAD+.

A kinase enzyme then converts 1,3-bisphosphoglycerate to 3-phosphoglycerate with ATP being generated from ADP. A mutase enzyme quickly converts the 3-phosphoglycerate to 2-phosphoglycerate while an enolase enzyme converts the latter to phosphoenolpyruvate.

Finally, a pyruvate kinase enzyme converts phosphoenolpyruvate to pyruvate with another ATP being generated.

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excess volatiles is found in the ___ and atmosphere

Answers

Answer:

excess volatiles

Answer:

Excess volatiles is found in the oceans and atmosphere.

Not sure if its correct but hope it helps!!

Which of the following structures is part of the peripheral nervous system?

*Cranial and spinal nerves
Brain
Spinal cord
None of the above

Answers

Answer:

a. Cranial and spinal nerves

Explanation: is correct

why not test for pathogens like salmonella directly rather than use an indicator organism such as a coliform?

Answers

Indicator organisms are organisms that are utilized to detect the presence of another organisms that cannot be easily identified.

We do not test for pathogens like salmonella directly but use an indicator organism like coliform because these pathogens are not easily isolated and they are much harder to identify.

Pathogens like salmonella are not tested for directly because they are much lower in numbers when found in wastes or waterbodies and to identify them directly is expensive.

Also testing directly for these micro-organisms is very expensive and non-viable. So it is better to use indicator organisms to detect their presence.

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Una parte de la radiación
infrarroja es absorbida
por los gases de efecto
invernadero. ¿En qué capa
de la atmósfera tiene lugar
este fenómeno?

Answers

La troposfera es la capa de la atmósfera donde una parte de la radiación infrarroja es absorbida por los gases de efecto invernadero.

En la capa de la troposfera, que es la capa más baja de la atmósfera, hay vapor de agua, dióxido de carbono, metano y algunos otros gases que son responsables de la absorción de la radiación infrarroja. Parte de la radiación infrarroja se escapa al espacio, pero una parte es detenida y absorbida por los gases de efecto invernadero presentes en la atmósfera.

Esta absorción de radiación infrarroja por los gases de efecto invernadero contribuye a un aumento de la temperatura de la superficie de la tierra y de la atmósfera. Entonces, podemos concluir que la troposfera es la capa de la atmósfera donde una parte de la radiación infrarroja es absorbida por los gases de efecto invernadero.

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button. Tests are automatically saved in case of internet disruption.
Language: English Español
6)
A student observes a cell under a microscope. The cell contains chromosomes that show up inside of a nucleus surrounded by an
envelope. Based on the infon nation here, the student was able to determine whether the cell was prokaryotic or eukaryotic. After
making the distinction, the student could assume the cell came from certain cell types. From which potential organism(s) was this
cell-derived? Select ALL that apply.
A)
plant cell
B)
animal cell
fungal cell
D)
bacterial cell
E)
methanogenic Archaea cell
2

Answers

The answer is d your welcom

The potential organism was derived from plant cell, animal cell and fungal cell.

Cell nucleus

The cell nucleus is the largest organelle found in the cytoplasm and it is present only in eukaryotic cells. It is in the nucleus that the chromosomes carrying the genes responsible for controlling cellular activities are found.

Whit this information, we can conclude that the potential organism was derived from plant cell, animal cell and fungal cell.

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True or false: Theoretically, it is possible (but very difficult) for a population to not evolve for a while.

Answers

It is true that it is possible for a population to not evolve for a while.

There is something called the Hardy-Weinberg theorem, which characterizes the distributions of genotype frequencies in populations that are not evolving.

There are 5 Hardy-Weinberg assumptions:

no mutation random mating no gene flow infinite population size and no selection (natural nor forced).

You can see that some of these are kinda extreme and really hard to get, but with approximations, we can work.

For example, instead of an "infinite population size" we have enough with a really large population, such that genetic drift is negligible.

Concluding, yes, it is possible (but really difficult) for a population to not evolve for a while (at least, in nature), as long as the 5 assumptions above are met.

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The presence of which type of intercellular connections between endothelial cells of brain capillaries results in the blood–brain barrier?.

Answers

The answer is right junctions

I have no idea what I'm doing​

Answers

True very much true

66
Chapter 6 Discussion
nts
This discussion will require you to do an experiment with a friend or a member of your family. This experiment is
suggested by Stanley Coren and his associates to demonstrate Weber's law (Coren, S., Ward, L., & Enns, J.T. (2003)
Sensation and perception (6th edition) New York: Wiley.)
et
You need three quarters, two envelopes, and a pair of shoes (preferrably heavier than a tennis shoe).
1. Place one quarter in one envelope and the remaining two quarters in the other
2. Have the person lift each envelope and tell you which is heavier
3. Have the person go away or turn around, and then place each of the envelopes into separate shoes
4. Have the person lift each shoe and tell you which is heavier
urces
. What were your results?
• Why?
• What was at work here?
• Describe how this principle might impact other areas of our everyday lives.
• Give at least three specific examples.
Respond to at least one other classmate.

Answers

Deeeeeeeeeee e e e e e e e e e e. E e we. De. E e e e ee

This experiment shows that people often associate weight with quality. That is, the heavier it is, the better it is. This experiment proves that this thinking is illogical.

How may this experiment help in business?

Because man is a rational being who is not consistently logical or rational, it  may help to ensure that ones product of good quality and heavier than that of the opposition.

Recall that people often make decisions that are irrational as long as they are happy with it.

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What are organelles.

Answers

Organelles are specialized structures that perform various jobs inside cells.

Organelles are specialized structures that perform various jobs inside cells. The term literally means “little organs.” In the same way organs, such as the heart, liver, stomach, and kidneys, serve specific functions to keep an organism alive, organelles serve specific functions to keep a cell alive.

Arteries have high blood pressure
and are fairly deep in your body.
What is the function of the
arteries?
A
delivering OXYGEN-RICH blood to the body
В.
delivering OXYGEN-POOR blood back to
the heart
Using Alternative
Server
All Rights Reserved.

Answers

Answer:

A. Delivering Oxygen-rich blood to the body.

Explanation:

I hope this helps!

Answer:

a. delivering oxygen - rich blood to the body

Explanation:

Arteries are the blood vessels that deliver oxygen-rich blood from the heart to the tissues of the body.

If two 4-Newton forces act on an object in the same direction, what is the net force on the object?​

Answers

Answer:

8 Newton net force

Explanation:

Have a nice day

18. In pea plants, the seed coat can be green or white. Green is dominant over white.
Construct your own Punnett square that involves one white parent in which 50% of the
offspring can be predicted to have green seed coats.

Answers

Aa * aa

⇒ 50% Aa (Green)

⇒ 50% aa (White)

How was Dr. Martin Luther King , Jr. , an important force in creating a more just world ?
Evidence and reasoning plz

Answers

Martin Luther King, Jr. worked hard to bring greater equality to America and ensure civil rights for all people, regardless of race.

Why does the moon appear to change shapes in the sky?

A. The gravity on the moon from the Earth changes the shape.

B. The light reflected off the moon from the Earth changes.

C- The amount of sunlight
reflected off the moon changes its shape as seen on Earth.

D- The relative position of the Sun, Moon, and Earth changes the amount of reflected sunlight that we see.

Answers

Answer:

D

Explanation:

At each step of the food chain, how much energy is used by the organism and how much is stored in their tissues?

Answers

90% of the energy is used up between levels, and the remaining 10% stays in the tissues to be passed on.

which is not an abiotic factor that could affect a population?

Answers

Answer:

it is not the abiotic power my beautiful kind sir

Explanation:

All the offspring of a cross between a black-eyed mendelian and an orange-eyed mendelian have black eyes. This means that the allele for black eyes is ________ the allele for orange eyes.

Answers

I'm not sure what exactly the blank is but I do know it should be something like Dominant. Try putting "dominant over" in the blank. I hope I could help!

Height in humans is a polygenic trait with a distribution similar to the graph shown. Which is true concerning the distribution of height in human populations?(1 point)


Most individuals will be below average height.

Most individuals will be at the extremes of height.

Most individuals will be of average height.

Most individuals will be above average height.

Answers

Answer:

Most individuals will be of average height.

Explanation:

Just took it and got 100%.

1. Which statement best describes a polygenic trait?

-A polygenic trait is controlled by multiple genes and influenced by the environment.

2. IQ is determined by:

-multiple genes and environmental factors

3. Which statement best describes trait distribution?

-Distribution describes how the variation in traits is spread across a population.

4. Which statement is true?

-Mendelian traits cannot be shown on a bell curve.

5. Height in humans is a polygenic trait with a distribution similar to the graph shown. Which is true concerning the distribution of height in human populations?

-Most individuals will be of average height.

Hope this helps have a good day and happy holidays!! ^^

When we inhale what do we bring in?

Answers

Answer:

oxygen

Explanation:

We breathe in oxygen into our lungs and let out carbon dioxide.

You inhale oxygen and exhale carbon dioxide

a/an ___ is a blood clot attached to the interior wall of a vein or artery.

Answers

Answer: a thrombus

A thrombus may also form in your heart

A thrombus is a blood clot attached to the interior wall of a vein or artery, which is option a. So the correct option is option a, as thrombus formation occurs when blood coagulation factors are activated and form a clot within a blood vessel.

Thrombi can occur in veins (venous thrombosis) or arteries (arterial thrombosis). In veins, a thrombus can lead to deep vein thrombosis (DVT), which commonly occurs in the lower extremities. If a thrombus dislodges from its site of origin and travels through the bloodstream, it is called an embolus, and it can potentially cause an embolism in another location. So the correct option is option a.

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a/an ___ is a blood clot attached to the interior wall of a vein or artery.

A. thrombus

B. artery

Which type of cell division is responsible for the sequoia tree growing bigger?

Mitosis


Meiosis


Cell Differentiation


Random Fertilization

Answers

I know I'm late but I too am taking the Phenomenon #2 Assessment (Part 1)  and want to help any future readers : )

(I pretty much gave you guys the answer but the little facts might still help, so I didn't give the direct answer in the start)

Explanation:

Mitosis: A type of cell division that results in 2 identical daughter cells.

* Process responsible for us getting bigger

*Process that repairs damaged cells

*grows new skin for us when cut

(took this out of my teachers lesson/ CC)

While...

Cell differentiation is:

Same DNA, just different genes get expressed!

This is the reason we look different are we get older! (Not the reason we grow)

^ This above are the 2 people most likely think are the answers

Good luck : )

Extra:

Meiosis:

A type of cell division that reduces the number of chromosomes in half.

sympathetic nerve fibers are not associated with situations involving __________.

Answers

Answer:

Digestion

Explanation:

The parasympathetic division handles things that stimulate digestion.

Sympathetic nerve fibers are not associated with situations involving digestion.

what is the overall purpose of cellular respiration?

Answers

Answer:

The overall purpose is to break down sugar in the presence of oxygen to release in the form of ATP.

Explanation:

Cellular respiration is the process that occurs in the mitochondria of organisms (animals, and plants). this process releases carbon dioxide  and water as waste products

Which researcher theorized that hypnosis comes about as a form of roleplay between hypnotist and subject? A. Ernest Hilgard B. Theodore Sarbin C. Theodore Barber D. Milton Erickson Please select the best answer from the choices provided A B C D

Answers

Answer:

Hey, your answer should be D

Explanation:

Good luck friends

The researcher who theorized that hypnosis comes about as a form of roleplay between hypnotist and subject is Milton Erickson, who is in Option D. Milton Erickson was a famous American psychiatrist and psychotherapist.

What is Milton Erickson?

He is widely known for his pioneering work in the field of hypnosis. He believed that hypnosis is a form of communication between the hypnotist and the subject and that it involves a process of "roleplay" in which both parties take on certain roles or identities. In this sense, the hypnotist takes on the role of a facilitator or guide, helping the subject access their own inner resources and abilities. The subject, on the other hand, takes on the role of an active participant in the hypnotic process, using their own imagination and creativity to bring about positive changes in their thoughts, feelings, and behaviors.

Hence, the researcher who theorized that hypnosis comes about as a form of roleplay between hypnotist and subject is Milton Erickson, who is in Option D.

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Which is NOT an example of an organism that falls into thephylum Chordata?a Birdsb AmphibiansC Crustaceansd Fish Ms. Miller decides gives a test worth 120 points and contains 36 questions. Multiple-choice questions are worth 3 points and open-response questions are worth 5 points. How many of each type of question are there? please write a 500 character depressing story you will never forget The octopuss tentacle keeps _ right after it is bitten off ? a. Moving b. Breathing c. Growing 4. Teanna drove 366 miles in 6 hours. How many miles did she drive in one hour? Melanie read 52 pages in 1 hours. If she continues reading at the same rate, howmany pages will she read in an hour? The weight of a cart with a mass of 150 kg is how many newtons. Write an essay that compares and contrasts life in the dystopian society of the novel you read with our modern-day society.How can I begin this? math need helps i will brainliest please helpppp Based on his quote, how would Frederick Douglass respond/react toinformation provided in Reading 1 (Controlling the Plain Indians) andReading 2 (Ida B Wells's Lynching Laws in All Its Phases) Answer inthe space provided, citing specific examples from the text excerpts. How do you solve 5x+17>5(2x+1) algebraically? how to make cranberry sauce with dried cranberries What is linear algebra. At 1:40 PM, the temperature is 99F. For the rest of the evening, the temperature drops an average of 4F per hour. Write an equation in slope-intercept form to represent the temperature y after x hours. 4) A company manufactures widgets. The expense function E=8q+12,000 and thedemand function q= -10p +20,000, where p is the price.a. Express the variable expense V in terms of q, where q is the quantity of widgetsproducedb. Express the total expenso E in terms of p.c. Determine the Revenue R in terms of p. (Hint: R=pq).d. Determine the profit P in terms of p. (Hint: P=R-E).e. Determine the price that will yield the maximum profit. (Hint: x = -b/2a).f. Determine the maximum profit. If a slingshot is used to shoot a marble straight up into the air from 2 meters above theground with an initial velocity of 30 meters per second, for what values of time t will themarble be over 35 meters above the ground? (Refer to Exercise 25 in Section 2.3 for assistanceif needed.) Round your answers to two decimal places Which of the following ordered pairsmake this equation true?y == 10x - 30A. (1, -12)B. (8, 1)C. (4, 10)D. (6, 20) Explain why understanding wind patternswould better help early explorers travel. Bon9. Not having enough food can contribute tosomeone remaining in theA business cycleB cycle of povertyinflationary cycleD same school what subjects were favored by realist artists like courbet or millet?