Toward an Artificial Cell Scientists have recently constructed an artificial ribosome in vitro from purified ribosomal proteins and rRNAs. (Some of the following questions may require sleuthing in earlier chapters to answer.) What types of intermolecular forces do you think are holding the individual proteins and rRNAs together in this macromolecular complex

Answers

Answer 1

Answer:

RNAs and proteins can bind via electrostatic interactions, hydrophobic interactions, Hydrogen bonding interactions and base stacking interactions

Explanation:

Proteins bind to nucleic acids (i.e., both DNA and RNA) through different types of interactions:

- electrostatic interactions, also known as van der Waals interactions, refer to attractive/repulsive interactions between molecules depending on their electric charges.

- hydrophobic interactions, i.e., interactions between nonpolar molecules and water molecules

- Hydrogen bonding interactions resulting from the interaction between a hydrogen (H) atom that bind to an electronegative atom (e.g., N, O, F, etc), and another electronegative atom.

- base stacking interactions that result from the arrangement of RNA nucleotides

In this case, it is also important to highlight that the interaction will depend on the specific tertiary structure of ribosomal proteins and ribosomal RNAs (rRNAs).


Related Questions

Which statement best describes genetic material?

Answers

Answer:

Genetic material, including genes and DNA, controls the development, maintenance and reproduction of organisms. Genetic information is passed from generation to generation through inherited units of chemical information (in most cases, genes).

Explanation:

I hope this answer help you

Genetic material controls organism development, maintenance, and reproduction. Chemical units carry genetic information from generation to generation. Therefore, (B) is correct.

What is genetic material?

The component of the cell that stores the information that can be passed down from generation to generation is referred to as the genetic material. The information that the cell needs in order to build proteins is stored in the genetic material, which is the genetic material's most significant function.

The development, maintenance, and reproduction of organisms are all under the control of their genetic material, which includes genes and DNA. The information contained in a person's genes is handed down from one generation to the next in the form of inherited units of chemical information.

Therefore, option (B) is correct because genes are sections of the genetic material known as deoxyribonucleic acid (DNA), which contain the instructions for making a particular protein.

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Solve the system of equations.
y = 5x +4
y=7x + 6
O (-1,11)
O (-1,-1)
0 (-1,-1)
O (-4,-1)
Which one is it

Answers

O, I hope this helped, and have a good day :)

Answer:

O

Explanation:

Everyone in Smurfette’s family has light blue skin, which is the dominant trait for body color in her hometown of Smurf Valley. Her family brags that they are a "true bred" or "purebred" line. She recently married a nice boy who has light yellow skin, which is a recessive trait. Create a Punnett square to show the possibilities that would result if Smurfette and her new husband had children.

Answers

Answer:

All their descendants will be heterozygous for the skin color, Bb, expressing blue skin.

Explanation:

Available data:

Smurfette has light blue skinHer family is a "true bred" or "purebred" line.She married a boy who has light yellow skinblue skin is the dominant trait expressed by the B alleleyellow skin is a recessive trait, expressed by the b allele

Cross: Smurfette  x  Husband

Parentals)            BB     x     bb

Gametes)          B   B       b     b

Phenotypes) blue skin     yellow skin

Punnett square)

                       B        B

             b      Bb      Bb

             b      Bb      Bb

F1) 100% of the progeny will be heterozygous for the skin color, Bb

     100% of the progeny will be blue-skinned.

Note: Although the progeny is blue-skinned, they are not true-bred anymore.

is the penguin a bird?? please help
<3

Answers

Answer:

Yes, it is.

Explanation:

Penguins are a species of seabird that lives in the southern hemisphere, in areas close to Antarctica, characterized by its cold and wide expanses of sea without land. In this context, penguins are capable of living in these temperatures and feeding on fish and other marine elements. In addition, they are unable to fly, but not so to move through the sea using their wings for it.

Calcium nitrate is a compound commonly used as a plant fertilizer in agriculture and also in

wastewater treatment facilities. Let's suppose you need to prepare a 0.2 molar (0.2 M)

solution of calcium nitrate to spray a crop field. You will need to prepare 500 Liters to have

enough of this solution to spray the entire field. How much calcium nitrate will you need?

Answers

Answer:

16400g

Explanation:

The amount of Calcium nitrate {Ca(NO3)2} that will be needed can be calculated as follows:

Molarity (M) = number of moles (n) ÷ volume (L)

According to this question, molarity = 0.2M, volume = 500L

number of moles = molarity × volume

number of moles (n) = 0.2 × 500

n = 100moles

Using mole = mass/molar mass

Molar mass of Ca(NO3)2 = 40 + {14 + 16(3)}2

= 40 + (14 + 48)2

= 40 + 62(2)

= 40 + 124

= 164g/mol

Mass = mole × molar mass

mass = 100 × 164

mass = 16400g of Ca(NO3)2

Match each genetic principle Mendel described to its correct explanation.

This is a matching one. you have to match the lettered to the non lettered.

One trait will mask, or cover up, another trait.

Two alleles fora trait separate during gamete formation.

Alleles for different traits separate independently of one another during gamete formation.

a.
Principle of Independent Assortment

b.
Principle of Dominance

c.
Principle of Segregation

Answers

Answer:

i think it will B,C and A hope it helps

How many nucleotides equals 1 amino acid ?

Answers

Answer: Three nucleotides

Explanation: Three nucleotides encode an amino acid. Proteins are built from a basic set of 20 amino acids, but there are only four bases. Simple calculations show that a minimum of three bases is required to encode at least 20 amino acids.

A codon is a group of three nucleotides in DNA or RNA that is used to encode genetic information. Each codon represents a particular amino acid or a signal to cease the production of proteins. Thus, there are three nucleotides for every amino acid in the interaction between them.

Here is a more thorough justification:

The genetic code is made up of codons, which are groups of three nucleotides apiece. Four distinct nucleotides—adenine (A), cytosine (C), guanine (G), and thymine (T) in DNA, or uracil (U) in RNA—can be combined to create a total of 64 potential codons (43).

These codons act as informational units that specify the use of particular amino acids while synthesizing proteins.

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A team of scientists is studying several plant species that they think could become new farm crops. The scientists want to apply selective breeding to develop one of the species into useful crop plants.

Which property of a plant species would be MOST USEFUL for meeting the scientists' goal?

A.) very low genetic variation
B.) very high genetic variation
C.) producing only a few fruits and seeds each growing season
D.) growing slowly from seedlings to maturity

Answers

Answer:

B very high genetic variations

Explanation:

why because it can produce more food items so that way we won't go extinct

What is aggressive mimicry?

Answers

Aggressive mimicry is a form of mimicry in which predators, parasites or parasitoids share similar signals, using a harmless model, allowing them to avoid being correctly identified by their prey or host. Zoologists have repeatedly compared this strategy to a wolf in sheep's clothing
Aggressive mimicry is a form of mimicry in which predators, parasites or parasitoids share similar signals, using a harmless model, allowing them to avoid being correctly identified by their prey or host. Zoologists have repeatedly compared this strategy to a wolf in sheep's clothing.

Maria is playing basketball. She sees the ball being thrown at her. She lunges forward to grab it. Arrange the events as they happen from the moment Maria sees the ball.

Answers

Is there choices to arrange ?

Which increases as a population grows?

carrying capacity

competition

available habitat

food supply

Answers

Answer:

B:competition

Explanation:

i had this question

How do exogrya and pycnodonte differ from modern day oysters?

Answers

Answer:

This oyster occurs very commonly in the oyster beds of the Navesink formation at Big Brook. from Exogyra by its non-spiral nature and lack of ornamentation. Size: Pycnodonte can be between 2 to 10 cm (about . ... Some older sources label the genera of this oyster as Gryphaea.

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Which is NOT an advantage of Asexual Reproduction?

enables an organism to spread over an area quickly

reproduce rapidly

mutations can occur

reproduce without a mate​

Answers

Answer:

Reproduction without the male

where is the equator of a cell

Answers

Answer:

Where the cell divides

Explanation:

I think the equator, or equatorial plate, is the midline of the cell where duplicated chromosomes position during mitosis.  

The equator of a cell is where equator divides.

Cell:

Cell is the basic unit of life. There are two types of cell : prokaryotic cell and  eukaryotic cell.  Cell divides by the process of mitosis and meiosis. Mitosis is an equational division and meiosis is  reductional division.

Cell division is important for cell growth and division. Cell division starts at the nucleus. In nucleus there are different chromatin material. Chromatin condensed and form a chromosome.

Cell division starts at the equator of the cell. There are four phases : Prophase, metaphase, anaphase and telophase. During metaphase all the chromosome align at the equator.

Therefore, The equator of a cell is where equator divides.

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Which statement is true ? 1 point

Answers

Answer:

Which statement is true ? Tell

You didn’t show the statement

Which motion of particles across a membrane requires energy?

Answers

Answer:

[ANSWER]

Explanation:

When a molecule moves down its concentration gradient is it participating in passive transport; moving up the concentration gradient requires energy making it active transport.

5. Which describes the variable that is changed to test the prediction?
experimental
control
dependent
independent

Answers

Answer:

Independent

Explanation:

An experiment can be defined as an investigation which typically involves the process of manipulating an independent variable (the cause) in order to be able to determine or measure the dependent variable (the effect).

This ultimately implies that, an experiment can be used by scientists to show or demonstrate how a condition causes or gives rise to another i.e cause and effect, influence, behavior, etc in a sample.

In an experiment , the variable being manipulated by an experimenter is known as an independent variable while the dependent variable is the event expected to change when the independent variable is manipulated.

Hence, independent variable describes the variable that is changed to test the prediction.

Which living things should you be able to find near you the next time you spot a squirrel?
(PLEASE ANSWER FAST)

Answers

Answer:

Small birds, green plants, snakes, lizards, humans, rodents, fungi, insects.

Explanation:

Squirrels are known to be herbivores. Therefore, they can be found around budding plants and they also feed on the parts of the plants such as their seeds and fruits. Squirrels live in the same environments with humans. At times, they feed on dead rodents, lizards and snakes. They also feed on insects and fungi.

The squirrel belongs to a family of rodents known as the Sciuridae. They are tree-dwelling animals with a good sense of vision.

what regions of dna are used

Answers

Answer:

pfv-tdzg-uzk show u penis

an earthquake occurs when part of the solid Earth below the surface suddenly _____.

Answers

Answer:

brainliest please

Explanation:

shifts

When an earthquake occurs an area of the crust will move very suddenly and with a great release of energy. The point of the actual rock rupture is called the focus . The focus is usually found far beneath the surface. The point directly above the focus on the surface of the Earth is called the epicenter.

Answer: When an earthquake occurs an area of the crust will move very suddenly and with a great release of energy.

Explanation:

The ability to produce surviving offspring is called

Answers

Answer:

Fecundity

Explanation:

It can also describe the reproductive rate of an individual organism.

Fecundity

Fecundity is the ability to produce offspring. It can also describe the reproductive rate of an individual organism.
Hope that helps!

Which statement describes commensalism?

1.A relationship where one species benefits and the other is not affected.

2.A relationship where both species benefit

3.A relationship where one species benefits and the other is harmed

4.A competition for the same food source

Answers

Answer:

3

Explanation:

commensalism is the third one

Which of the following blood vessels would have the highest blood pressure?

A dilated vessel with high blood volume
A constricted vessel with high blood volume
A dilated vessel with low blood volume
A constricted vessel with low blood volume

Answers

Answer:

a constricted vessel with high blood volume

Explanation:

because the size or area within affected blood vessels is reduced by vasoconstriction. Therefore, the blood flow is often decreased as blood vessel pressure is lower. The pressure or power of blood flow is increased at the same time, which results in higher blood pressure is the force exerted by this.

the different wavelengths of energy release by the sun is called what?
the visible spectrum
the electromagnetic spectrum
ROYGBIV
thermal energy

Answers

Answer:

The electromagnetic spectrum

Answer:

electrictromagnetic

spertum

what happens to the field of view when you decrease the magnification power?

Answers

Answer: Increases

Explanation:

Field of view and magnification power are inversely proportional to each other. Decreasing the magnification (zooms things out) which means we can see a lot more of the sample, which means the field of view increases.

At which stage of meiosis I does the exchange in genetic material between homologous chromosomes result in recombinant chromosomes?
prophase 1
metaphase I
anaphase 1
telophase 1
Previous

Answers

Answer:

Prophase 1

Explanation: idonknow

Answer:

A. Prophase 1

Explanation:

If You Answer This I Will Give You Brainiest

Which of the following is a function of the cell membrane? (1 point)

a
Producing energy

b
Creating new cells

c
Eliminating of waste

d
Replacing damaged cells

Answers

it provides protection for the cell

Answer:

C

Explanation:

The cell membrane has 3 major functions,

1) Provide a protective barrier for the cell

2) Eliminate toxins and waste, using osmosis and diffusion

3) Transport nutrients to the cell

consider the following at 8 p.m. a diabetic is found to have a blood pH of 7.33 is Brian tells his diaphragm to contract more frequently so that his breathing rate increases consider how is considering homeostasis is restored what effect would this have on his PH range is hicity and hydrogen ion concentration .​

Answers

Answer:

Considering that homeostasis is restored in the patient, his blood pH range would return to normal levels (7.35-7.45), and his hydrogen ion concentration in the blood would normalize. The effect of normalizing the body by getting rid of excess hydrogen ions is achieved by concentrating these ions into the urine for expulsion, therefore increasing the pH levels of urine.

Medical Disclaimer: The information on this site is for academic purposes only and is not a substitute for professional medical advice.

Explanation:

Acidosis is the condition wherein excessive acid build-up within the body causes the blood pH to become lower than normal (normal pH range 7.35-7.45). This may be due to an excessive loss of bicarbonate in the blood, also known as metabolic acidosis, or due to an impairment in the elimination of carbon dioxide in the blood from poor lung function, also known as respiratory acidosis. The body's natural response to acidosis is to increase the breathing rate to eliminate carbon dioxide in the blood, restoring the natural pH of the body.

In people with diabetes mellitus type I, the lack of insulin causes cells to breakdown fat aside from glucose as an energy source. This process produces ketones as a metabolic by-product for energy but also causes the body to be acidic. This is known as diabetic ketoacidosis.

Enzyme that links together the growing chain of RNA nucleotides during transcription using DNA strand as a template

Answers

RNA polymerase! Polymerase is usually the enzyme that adds nucleotides or proteins

Answer: Your answer should be: RNA Polymerase

Explanation: Have a great day my friend   :D

when u and the bois take nerf to far

Answers

Answer:

lol hahahaha have a great day and thank u for these free points

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