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 1

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


Related Questions

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:

When a roller coaster is at the bottom of the hill it has
a. Potential energy
b. Kinetic energy
c. Both Potential and Kinetic Energy
d. Chemical energy

Answers

B. Kinetic energy
Hope it helps

One of the following causes Creutzfeldt - Jakob disease?​

Answers

Answer:

is caused by an abnormal infectious protein in the brain called a prion. Proteins are molecules made up of amino acids that help the cells in our body function.

Explanation:

Creutzfeldt-Jakob disease (CJD) is caused by an abnormal infectious protein in the brain called a prion. Proteins are molecules made up of amino acids that help the cells in our body function. They begin as a string of amino acids that then fold themselves into a 3-dimensional shape.

When energy from the Sun reaches Earth, the energy is not absorbed at the same rate by the air,
the land or the surface. What does the uneven heating of the Earth cause?

Answers

Answer:uneven heating of Earth's surface produces wind because the air temperature and air pressure are different. The differences in the air causes the air to a lower pressure. ... Uneven heating of the Earth's surface produces air masses of different temperatures. Cold air sinks, forcing warm air to rise, hope this helps.

Explanation:

Help me plzzzz!!!!!!
The family tree below shows the trait of having attached earlobes. Having
attached earlobes is recessive, and having detached earlobes is dominant.
People with attached earlobes are shaded in.
I.
A
II.
III.
D
a) Describe the sex and characteristics of the person labeled A. (1 point)

Answers

Answer:

The correct answer is - male and have recessive genotype with the attached earlobe.

Explanation:

In this given pedigree of the family with the trait of the attached earlobe where attached earlobe a recessive trait shown as shaded in. In pedigree males are represented by a square and females are represented by a circle. Filled in square or circle represent that the individual has a particular trait.

The person labeled A is represented in a filled-in square box which means A is male with the trait of attached earlobes.

Answer:

Person A is a male with attached earlobes.

Explanation:

Add.
+ 5
Enter the sum in the box as a mixed number in simplest form.
Bank and

Answers

Answer:

5 hi hi hi hi hi hi hi hi hi hi hi hi

describe the function of the following features in bringing about Movement in a snail muscles​

Answers

Ce clasă ești sa văd daca te pot ajuta

Answer:

A snail moves using muscles that are generally referred to as ''false feet'. Moreover, it leaves a trail of a slime like substance that is secreted by the feet which reduces the friction between the false feet and the Earth. it contains mucus.

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:

2. What may happen to an alcoholic if he or she suddenly stops drinking?
1.addiction to other drugs
2.health is restored
3.intoxication
4.withdrawal symptoms

Answers

4.
when you are addicted usually you might have withdrawals.

Answer:

4

Explanation:

Withdrawal is different for everyone; there really is no "normal" and it can be hard to predict an individual person's experience. Some symptoms—like changes in sleep patterns, fatigue, and mood swings—can last for weeks or months. You'll likely begin to feel better around five days to a week after you stop drinking

2. All living things are made of cells.
True
False

Answers

Answer:

true

Explanation:

WE ARE MADE OF CELLSSSSSSS AND EVERYTHING THAT IS LIVING DOES TOO

What is a cell in science

Answers

Answer:

Cell, in biology, the basic membrane-bound unit that contains the fundamental molecules of life and of which all living things are composed. A single cell is often a complete organism in itself, such as a bacterium or yeast

hope it's help

#carryONlearning

Answer:

A cell is defined as the smallest, basic unit of life that is responsible for all of life's processes.

Explanation:

Why is fertile soil a valuable resource?
Humus is present in it
It takes a very long time to make it
It is quickly being renewed
There is a large amount of it

Answers

Answer: there is a large amount of it

This type of energy splits nuclei or combines them
a. Chemical energy
b. Nuclear energy
c. Electrical energy
d. Mechanical energy

Answers

Answer:

B. Nuclear energy

this type of energy splits nuclei or combines them.

The answer is C Nuclear energy

In Guinea pigs, black hair (B) is dominant over white (b), rough coat texture (R) is dominant over smooth (r), and short hair (S) is dominant over long hair (s). Assuming these genes are on separate chromosomes, draw the Punnett square for a cross between a heterozygous BLACK, ROUGH, SHORT haired with another heterozygous BLACK, ROUGH, SHORT haired guinea pig. What is the PHENOTYPIC RATIO of the offspring

Answers

Answer:

Phenotypic ratio: 27:9:9:9:3:3:3:1

Explanation:

Available data:

black hair (B) is dominant over white (b)rough coat texture (R) is dominant over smooth (r)short hair (S) is dominant over long hair (s)genes are on separate chromosomesCross: heterozygous BLACK, ROUGH, SHORT haired with another heterozygous BLACK, ROUGH, SHORT haired guinea pig

Parentals) BbRrSs    x     BbRrSs

Gametes) BRS, BRs, BrS, Brs, bRS, bRs, brS, brs

                BRS, BRs, BrS, Brs, bRS, bRs, brS, brs

Punnett square)

         BRS         BRs          BrS         Brs         bRS         bRs         brS         brs

BRS BBRRSS  BBRRSs  BBRrSS  BBRrSs  BbRRSS  BbRRSs  BbRrSS  BbRrSs

BRs  BBRRSs  BBRRss  BBRrSs   BBRrss  BbRRSs   BbRRss  BbRrSs   BbRrss

BrS   BBRrSS  BBRrSs   BBrrSS    BBrrSs   BbRrSS  BbRrSs   BbrrSS    BbrrSs

Brs   BBRrSs   BBRrss    BBrrSs    BBrrss    BbRrSs   BbRrss   BbrrSs    Bbrrss

bRS BbRRSS  BbRRSs  BbRrSS  BbRrSs   bbRRSS  bbRRSs  bbRrSS  bbRrSs

bRs  BbRRSs   BbRRss  BbRrSs   BbRrss   bbRRSs  bbRRss  bbRrSs   bbRrss

brS  BbRrSS    BbRrSs   BbrrSS    BbrrSs   bbRrSS   bbRrSs   bbrrSS   bbrrSs

brs  BbRrSs     BbRrss    BbrrSs    Bbrrss    bbRrSs   bbRrss    bbrrSs   bbrrss

F1)  Phenotype

     27/64 B-R-S-  

     9/64 B-rrS-

     9/64 B-R-ss

     9/64 bbR-S-

     3/64 B-rrss

     3/64 bbrrS-

     3/64 bbR-ss

     1/64 bbrrss    

Note: The symbol "-" represents either dominant or recessive alleles.

Phenotypic ratio: 27:9:9:9:3:3:3:1

Do you think the human species is part of the Earth’s ecosystem?

Answers

Answer:

I think that humans would be part of the ecosystem because we produce carbon dioxide for plants, and without carbon dioxide, plants couldn't function. (This is just my opinion on the matter, but if this was a test question, I'd say yes.)

Explanation:

Answer:

Hmmm that's a tough question. In my opinion I believe that they are because they some of us choose to have a role in the ecosystem by helping the Earth become more "green". Maybe think about this, how did we end up here on Earth? (This might go against your science class but we ended up here because God created us all.) I don't know if this helped but I hope that it did. I apologize if it didn't.

Over 30 children younger than three years of age developed gastroenteritis after visiting a local water park. These cases represented 44% of the park visitors in this age group on the day in question. No older individuals were affected. The causative agent was determined to be a member of the bacterial genus Shigella. The disease resulted from oral transmission to the children. Based only on the information given, can you classify this outbreak as an epidemic? Why or why not? If you were an epidemiologist, how would you go about determining which pools in the water park were contaminated?

Answers

Answer:

No this is not an outbreak

Explanation:

No it cannot be classified as outbreak because an outbreak is when the number of affected individuals in an epidemic is much higher as compared to the estimated values. However, an epidemic is the one that affects the people around different countries of the globe.

This can be considered as endemic that is restricted to a certain set of people in a community

I would have studied pattern of movement of affected kids. The common pool to which all these kids visited can be the infectious one. Also one can test the pathogen in infected kinds, and look for similar pathogen in pool water through testing.

Can diffusion and osmosis take place at the same time?

Answers

yes it can take place at a same time.u can check it out through this link
Source(s): www.biologycorner.com/bio1/diffusion.html

Answer:

yes

Explanation:

What does the following equation represent? C6H12O6 + 6O2 → 6CO2 + 6H2O

Answers

Answer:

the choloroplast

Explanation:

As atmospheric CO2 increases, the amount of CO2 dissolved in seawater is expected to increase as well. This produces more carbonic acid, which then dissociates into hydrogen ions and something else.

Answers

Answer:

(HCO3-) bicarbonate

Explanation:

what is the function of every generator
on Earth?

Answers

Answer:basically changing mechanical energy into electrical energy

Explanation:

I didn’t mean to put D but what is the answer?!

Answers

Answer:

Actually, D is the correct answer

what is NOT an example of proof of the existence of the emdosymbiotic theory in modern day mitochondria?

a. Mitochondria has its own DNA
b. Mitochondria have their own nucleus
c. Mitochondria has it's own membrane
d. Mitochondria has its own ribosomes ​

Answers

Answer:

The correct answer is - option B. mitochondria have their own nucleus.

Explanation:

Endosymbiotic theory is a evolutionary theory which explains how eukaryotic cells evolved from prokaryotic organisms.

Evidences of endosymbiotic theory are:

1. Mitochondria and chloroplasts are double membrane bound cell organelles. The inner membrane probably evolved from the plasma membrane of engulfed bacterium and outer membrane from the plasma membrane or endoplasmic reticulum of the host cell.

2. Almost similar size of mitochondria and chloroplast and bacteria and their ribosomes.

3. Cristae of mitochondria resemble the folded membranes is groups of bacteria.

4. Mitochondrion and chloroplast both have circular DNA similar to those of bacterial DNA.

How long was each incubation period for the evolution experiment

Answers

Each culture grew to ≈1–2 × 1010 cells, which were pelleted by centrifugation, spread on an MC plate, and incubated for 45 days.

Minerals and rocks have cultural value and both are used in manufacturing and
technologic industries. Minerals and rocks improve the quality of our lives.
True
False

Answers

the answer is true.

Adaptations that help
an
organism survive appear quickly.
A. True
B. False

Answers

False. Adaptions occur over many generations.

Answer:

B

Explanation:

Adaptions that help an organism survive appear slowly over time due to the fact that natural selection takes lifetimes to make a big effect.

Which of the following is not a characteristic of a eukaryotic cell

Answers

Answer:

following means where man I can't understand sry for that

how are cnidarians different from sponges?​

Answers

Answer:

★ Cnidarians have groups of similar cells that work together as tissues, while sponges have no tissues, only disconnected regions of specialized cells.

Explanation:

Hope you have a great day :)

here is the answer it is C

Which wave has a wavelength that is most likely seen as red light? 690 nm O A 580 nm n O B. 490 nm O C. M M m 440 nm m O D. M​

Answers

Answer:

690?

Explanation: Hopes this helps!

Answer:

690

Explanation:

ape x

what is a force and type of force​

Answers

Explanation:

the pull or push with changes or tries to change the position of a body is called force.

there are different types of force among them the main types of force are given below pulling force pushing force gravitational force magnetic force frictional force and muscular force

hope it helps

Answer:

a force is a pull or push that can change the shape of something, the direction of something, the speed of something, and more.

The Main types of force are listed below;

frictiongravity

One of the first astronomers to use a telescope was Galileo. Using his telescope he discovered that Jupiter had four moons and each night, the four moons, seen as points of light, appeared to change positions slightly. This observation gave further evidence for what? All BUT ONE could apply.

Answers

Answer:

B. The planets vary in size and composition.

Explanation:

Galileo was an Italian scientist and he was the first person to use a telescope in the field of astronomy. Although, the first telescope was invented by Sir Isaac Newton.

A telescope can be defined as an optical instrument or device which comprises of a curved mirror and lenses used for viewing distant objects i.e objects that are very far away such as stars and other planetary bodies.

One of the first astronomers to use a telescope was Galileo. Using his telescope he discovered that Jupiter had four moons and each night, the four moons, seen as points of light, appeared to change positions slightly. Therefore, this observation gave further evidence that the planets vary in size and composition. The slight change in the position of the moon indicate that planetary bodies have a variation in size and matter (constituent elements) that make them up.

Answer:

b

Explanation:

Other Questions
la raz cbica del doble de tres es (37)2 372 327 2) Select two details from the passage that support the correct answer tothe question above.calledion ofBodytheselure thening thating thatession thes alsoA)Paleontologists have classified fossils into two majortypes.B)Simply defined, fossils are the remains of a livingthing and are usually encased in stone.fossil)One of the more recent interesting fossil discoveriesoccurred in Madagascar, an island off the southerncoast of Africa,r theThey include the remains from prehistoric livingD) things, ranging from woolly mammoths, to prehistoricfish, to dinosaursareerf the morearred incoast ofad theE)Through the efforts of paleontologists, or researcherswho look for evidence of ancient plants and animals,millions of fossils have been discovered across theglobehave ever0US 10:43 The following is a passage about a boy, Phathon, who is being teased by his friends. They do not believe that Apollo is Phathons father or that Apollo makes the sun rise and set. In order to prove Phathon s friends wrong, Apollo hesitantly gives Phathon his chariot and horses. Apollo hurried to give directions. You have never driven my chariot before. You must make the horsesstay on the path. If you are too low, you will scorch the earth. I know, Father. Now watch me take off! shouted Phathon. Dawn stepped back and released her grip on the horses bridles. The horses pawed the ground and snorted with excitement. The sky begged for Dawns light, so she ran toward the horizon in her glowing gown to make the darkness fade. As Phathon was about to ascend, Apollo grabbed his arm and said, Please listen to me! If you go too high, you will warm the cold depths of the heavens, and the Bear or Snake or Scorpion will come alive! Phathon just laughed. My friends are waiting. Ive got to go! he shouted. With that, the chariot was off. It was a wild ride. Hour and Day were unruly and difficult to control. Phathon did not have his fathers strong arms or years of experience. The horses wove from side to side and bobbed up and down through the heavens, hitting everything in their way. The sun bounced along behind the chariot like a basketball. It grazed the stars and skidded along mountaintops, leaving charred remains behind. Phathons friends ran for cover as they watched the spectacle. Just as his father had warned him, the figures in the sky began to move. Suddenly the Scorpion lunged toward him, but Phathon ducked out of the way in time. The Snake lashed out and bit a wheel off the chariot. Apollo, witnessing the destruction, dashed up toward the heavens, but he was too late! The Bear had stirred from his icy hibernation and grabbed Phathon before his father could reach him. Apollo grabbed the reins and finally regained control of Hour and Day, but it was years before the earths mountaintops were white with snow again. 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