in eukaryotes, how can a single gene code for several different proteins?

Answers

Answer 1

Answer:

Gene splicing is a post-transcriptional modification in which a single gene can code for multiple proteins. Gene Splicing is done in eukaryotes, prior to mRNA translation, by the differential inclusion or exclusion of regions of pre-mRNA. Gene splicing is an important source of protein diversity.


Related Questions

Anaphase II is essentially the same as mitotic anaphase except that in anaphase II ________ and in mitotic anaphase ________. crossing over occurs; crossing over does not occur the cells are diploid; the cells are haploid chromosomes line up double file in the middle of the cell; chromosomes line up single file in the middle of the cell the cells are haploid and sister chromatids separate; the cells have the same number of chromosomes as the original cell and sister chromatids separate

Answers

Answer:

In anaphase II  the cells are haploid and sister chromatids separate and in mitotic anaphase he cells are diploid and sister chromatids separate

Explanation:

What is the relationship between wavelengths and frequency of electromagnetic waves

Answers

Answer:

The relationship among the speed of propagation, wavelength, and frequency for any wave is given by vW = fλ, so that for electromagnetic waves, c = fλ, where f is the frequency, λ is the wavelength, and c is the speed of light.

Explanation:

hope this helps you sorry if it doesn't help you

Which characteristic explains why algae blooms are more likely to grow out of control in lentic ecosystems instead of lotic ecosystems?
O Photosynthetic organisms can grow undisturbed in sunlit, nutrient-rich lentic ecosystems.
O More photosynthetic organisms are found in lentic ecosystems than in lotic ecosystems.
O Lotic ecosystems have lower nutrient and dissolved oxygen levels than lentic ecosystems.
O Lentic ecosystems have higher turbidity, which is preferred by photosynthetic organisms.

Answers

Given the characteristics of lentic ecosystems, we can conclude that algae blooms are more likely to grow out of control because photosynthetic organisms can grow undisturbed in sunlit, nutrient-rich lentic ecosystems.

Lentic ecosystems are those whose water is still. This kind of ecosystem includes bodies of water such as:

LakesPondsReservoirs SeepsPools

and so on. These can be temporary or permanent and are found in a wide range of sizes.

Lentic ecosystems minimize the mixing of the water, allowing the water to absorb more sunlight and become warmer. Warmer water allows organisms such as algae to move easier, allowing them to float to the surface quicker and absorb more sunlight. This creates a chain reaction given that the sunlight absorbed by the algae heat the water even more, thus promoting more algae growth. For these reasons option one is correct.

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what vegetable grows fast enough that you can hear it

Answers

Answer: Rhubarb

Explanation: Rhubarb Triangle. A stretch of land where the sour-sweet vegetable is cloaked in darkness and grows so fast you can hear it crack, squeak, and pop.

No vegetable develops at a rate that makes its development audible. Vegetables develop slowly taking days, weeks, or even months for any changes to become apparent.

Thus, vegetable development requires cell division, elongation, and differentiation—processes that don't produce sound. Even though certain plants, like bamboo, can grow swiftly, they do not produce audible noises while doing so.

The metaphor of "hearing" plant development emphasizes the observable changes and advancement that may be seen visually over time. The growth of vegetables is a silent process, involving biochemical and physiological changes that occur over time, without producing audible sounds.

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Please help me, question will be worth 30 points

Answers

Answer:

90 degrees!!!!!! I HOPE THIS HELPS

Explanation:

Larger SI units of measurements that we'd use to measure a football field are …..

Answers

A football field would be best measured in feet, yards, or meters.

Hope my answer helped u :)

Answer:

Larger SI units of measurements that we'd use to measure a football field are

feet, yards, or meters

Explanation:

Why Do many scientist think that prokaryotes are similar to the first organisms on the earth?
A: Prokaryote cell have a nucleus
B:The first organisms were all plantlike
C:Prokaryote cells have no nucleus
D:They have a membrane-bound organelles

Answers

Answer: C

Explanation: Prokaryotes are primitive cells that do not have a nucleus. They also do not have any membrane bound organelles.

a protein that acts as a hormone is

Answers

Answer:

Insulin

I don't know how to explain it, sorry.

Why would it be easy for a virus to attack a bacteria?

Answers

Answer:

because virus is the dangerous infect in the world

mark pls

Because a virus works by changing the genetic make up of a cell. Bacteria are cells that do not have an external mechanism (such as an immune system) to stop this from happening.

Ok i have more i need them both answered tho

Mitosis
DEFINITION:

Meiosis
DEFINITION:

Answers

Answer:

Mitosis a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.

Explanation:

Meiosis a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell, as in the production of gametes and plant spores.

Answer :

Mitosis : Mitosis is a process of asexual reproduction observed in unicellular organisms.

Meiosis : Meiosis is the process in which a single cell divides twice to form four haploid daughter cells. These cells are the gametes – sperms in males and egg in females.

Which statement is not true about the Krebs Cycle?
It occurs out side of the mitochondrion.
It occurs inside the mitochondrion.
It has 8 steps.
It produces 2 ATP.

Answers

Answer:

It occurs out side of mitochondria-(the krebs cycle takes place in mitochondrial matrix

Explanation:

-(the krebs cycle takes place in mitochondrial matrix

Lifting the tank of water gave it ____________________ energy.

Answers

Answer:

potential

Explanation:

the tank now has space to drop

Which is a homologous chromosome pair?
A. chromatid
B. zygote
C. gamete
D. tetrad

Answers

Answer:

D. Tetrad

Explanation:

Hope this helps :)

Answer:

gamete

Explanation:

Observe: The color of a light wave is determined by its wavelength. On the COLOR tab, slowly drag the Light wavelength slider back and forth and observe the effect on oxygen production. How does the color of light affect the rate of photosynthesis?
Form hypothesis: Which color of light do you think will maximize the rate of photosynthesis?
Gather data: Set the Light wavelength to 400 nm. (The symbol “nm” stands for nanometers. A nanometer is a billionth of a meter.) Visible light ranges from 400 to 700 nm.
On the TABLE tab, click Record data. Then set the Light wavelength to 420 nm, and repeat. Continue recording data in the Gizmo every 20 nm until the wavelength is 700 nm.
Which colors were absorbed best by the plant?
Which colors were absorbed the worst?

Answers

If tested throughout an experiment, one would come to find that the color of light does in fact affect the rate at which photosynthesis takes place, with red and blue light being the most effective at promoting photosynthesis.

Photosynthesis is a series of chemical reactions performed by plants in order to transform light energy, in most cases being light from the sun, into molecular energy in the form of ATP molecules. Experiments have shown that the color of light to which plants are exposed can have positive or negative effects on photosynthesis rates depending on the color used.

Plants appear green to us due to the fact that they absorb all frequencies of light except green light, which is reflected. This reflection of green light serves to explain why plants show the lowest rates of photosynthesis when exposed to green-colored light. At the same time, the highest rates are when exposed to high-frequency blue or red spectrum light.

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Which of the following is considered a sustainable use of a common?

Air pollution
Food shortages
Plastics in oceans
Park clean-ups

Answers

D- Park Clean-ups is the correct answer to this question.

identify the landmark that is not part of the sphenoid bone.

Answers

The landmark that is not part of the sphenoid bone is Olfactory foramina

Sphenoid bone is are bone that  can be found  at the central  of the human skull and they are made up of  cranial bones  which are bones that help to protect the human brain from injury.

Olfactory foramina is not part of sphenoid bone because  they are hollow space that is found in the cribriform plate.

This hollow space made it possible for the sensory nerves to pass through the  human nasal cavity which in turn help to transport information from the olfactory receptors to the brain.

Inconclusion the landmark that is not part of the sphenoid bone is Olfactory foramina.

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Can someone please help me????? Pretty please?
I'll mark brainliest!
Which of the following indices would not reflect information relating to ecosystems?

Simpson's diversity index

Shannon's diversity index

Species richness

Species evenness

Species difference

Answers

Answer:

b or d

Explanation:

Why would the cell theory change over time?

Answers

Answer:

The invention of the microscope led to the discovery of the cell by Hooke. While looking at cork, Hooke observed box-shaped structures, which he called “cells” as they reminded him of the cells, or rooms, in monasteries. This discovery led to the development of the classical cell theory.

Explanation:

hope this helps you sorry if it doesn't

A roller coaster has five individual cars that each have a mass of 25 kg. If the roller coaster is traveling at a speed of 10 m/s what is the force required to stop it at the platform to let the passengers off?

Answers

F=ma so the mass is 125kg and this times the speed of 10ms-1 is 1250N of force.

True or False? Organelles such as the mitochondria and the golgi apparatus are found floating around in the cytoplasm in the cell

Answers

Answer:

True

Mitochondria and goigl apparatus are found floating around in the cytoplasm in the cell.

1. if an ice cube is added to a tumbler containing tap water, heat will flow
a.from water to ice
b.from ice to water
c.from water to ice if ice is more
d.from ice to water if ice is more​

Answers

Answer:

option a

Explanation:

heat flows water to ice.

The size and shape of a cell is directly related to its ____________ and function.

Answers

Answer:

its structure

Explanation: there you go

Juan is visiting Costa Rica. He notices there is a lot of moisture in the air and lots of biodiversity, but the soil is thin and lacking nutrients. What type of biome is he in?

Desert
Temperate grasslands
Tropical rain forest
Tundra

Answers

Answer:

C. Tropical rain forest

Explanation:

C. Tropical rain forest

When there is a lot of moisture in the air and lots of biodiversity, but the soil is thin and lacking nutrients, this biome is a condition for tropical rain forest.The air beneath is almost always humid. The trees themselves give off water through the pores (stomata) of their leaves. Tropical rainforests are lush and warm all year long! Temperatures don't even change much between night and day.The soils in this biome are very old and low in fertility, but since there is a dry season, more of the nutrients can stay in place. In the tropical rainforest, however, rainfall is year round, and can be daily. This strips out most of the nutrients.

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Which of the following is not a function?
A. y = [x]
B. y = x2
C. x = 4
D. y = 3

Answers

Answer:

C.x=4

Explanation:

i think it would be this one because usually functions begin with y

Name Four Flavourings Used In The Food Industry.​

Answers

ANSWER:Other common flavoring agents include:

Amyl acetate, used as banana flavoring.

Benzaldehyde, used to create cherry or almond flavor.

Ethyl butyrate for pineapple.

Methyl anthranilate for grape.

Methyl salicylate for wintergreen flavor.

Fumaric acid, which adds tartness and acidity to dry foods.

To form a chain of polysaccharide molecule you need:

a)More than two monosaccharides
b)Ten monosaccharides
c)Two sucrose molecules
d)20 glucose molecules.​

Answers

Answer:

more than thousand of monasaccharides is needed

A) more than two monosaccharides is the correct ans

Activity
To model how particles move as states of matter change, Jelani filled a clear box with as many marbles as the box would hold. Then he drew a picture of what the box looked like with the marbles in it.
Part C
Think back to the three models of matter in parts A and B. Which model had a definite shape? Explain.

Answers

Answer:

C

Explanation:

Its C bc when the atoms are squished together they became a solid so. They become a shape aka definite shape. not like the first pic that a gas because there more room for them can move. Sec pic is a liquid because there's movement but they cant hold like a solid. And the third pic is a solid bc they are smashed together making they hard and giving them the shape.

Help this help

^_^

The melting of sea ice ______ (increases) (does not affect) (decreases) the density of the surrounding ocean water.

Answers

The melting of sea ice decreases the density of the surrounding ocean water.

Longitudinal waves are a type of motion for____waves?

Answers

Answer:

The longitudinal wave is a model for sound waves in gases and liquids as well as for seismic P waves. This type of wave is also called a compression wave. Move your hand toward and away from you at the same time that you move it up and down so that it makes a circular motion.

Explanation:

when someone else answers can I get BRAINLIEST?

ENDOPLASMIC RETICULUM
___________endoplasmic reticulum makes__________ (fats), modifies _________and ____________them throughout the cell.​

Answers

Answer:

say me options and i will answer

Explanation:

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Read the passage about Yoyo. In two to three sentences, explain how language reveals a conflict she experiences.the Sample Response IS the suggested ANSWER guidance. The state Senate approves the bill of what HELP!!!!!! whats the scientific notation of 30 x 10 to the power of -8 Ecris des phrases au futur proche What is the Electron dot diagram for beryllium and carbon There are many points during the cell cycle when the process of division may stop because of a problem. Sometimes the process doesnt stop. Summarize the function of apoptosis in the cell cycle.(1 point)to destroy damaged or old cellsto destroy damaged or old cellsto facilitate cell reproduction before the cell cycle restartsto facilitate cell reproduction before the cell cycle restartsto allow the cell to rest before the cell cycle restartsto allow the cell to rest before the cell cycle restartsto repair damaged or old cellsto repair damaged or old cells *PLEASE ANSWER THESE ADDITIONAL QUESTIONS , I WILL GIVE BRAINLIEST*1. Which of the following acts was passed to help fund the Union's war efforts during the American Civil War? (1 point)a.) Michigan Act of 1837b.) Specie Circular of 1836c.) National Banking Act of 1863d.) Deposit and Distribution Act of 18362. Which of the following policies was implemented in the Banking Acts of 1863 and 1864 to discourage state banks from competing with the newly-chartered national banks? (1 point)a.) State banks were abolished.b.) National banks were given higher capital requirements.c.) Taxes were levied on national banks.d.) Taxes were levied on state banks.3. Which of the following reflects the decentralization that occurred throughout the U.S. banking system in the mid-1800s?(1 point)a.) The national currency of the United States was established.b.) The number of independent state banks increased dramatically.c.) The number of national banks increased dramatically.d.) The first and second central banks of the United States were chartered.4. Which of the following difficulties would Andrew Jackson have faced in implementing his preferred currency of gold and silver coin?(1 point)a.) The First National Bank only printed 20 percent of the country's currency, limiting the money supply.b.) U.S. gold and silver mines were too numerous under Jackson's presidency and would contribute to an uncontrollable money supply.c.) National banks were only capable of loaning 10 percent of their reserves, limiting the money supply.d.) The U.S. stock of gold and silver was too limited under Jackson's presidency to provide a sufficient money supply. In analyzing how the poem started with a rhetorical question you are looking at what aspect of the literary text?A. FormB. SettingC. Structure D. Symbol What is the inverse of f(x) = 1/3x + 2 ? A. h(x) = 1/3x + 2B. h(x) = 1/3x - 2C. h(x) = 3x - 2D. h(x) = 3x - 6 Pls provide an explanation. I need help, and I will mark the person who helps me understand this Brainliest. How to measure body mass by using the metric system why more people are suddenly cutting back on alcohol? PLEASE HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!What type of characterization is used in "Nethergrave" by Gloria Skurzynski?Indirect of Direct Characterization?(I think Direct) Four fundamental factors affect the cost of money:1. The return that borrowers expect to earn on their investments2. The preference of savers to spend their income in the current period rather than delay their consumption until some future period.3. The risks associated with the investment4. Expected inflationConsider the following statements that address these factors, and indicate if you think each statement is true or false.a. On average and everything else held constant, consumers prefer deferred consumption spending to immediate spending. On average and everything else held constant, an investment that can provide a 4% return should attract more investment capital from savers/investors than an otherwise identical investment that can generate a 12% return. b. An investment that can provide a 10% return should attract more investment capital than an otherwise identical investment that can only provide a 6% return. c. On average and everything else held constant, 30-year U.S. Treasury bonds should expect to exhibit a smaller maturity premium than a 1-year U.S. Treasury bill. d. All things being equal, savers and investors expect to receive some amount of maturity premium as compensation for their deferred consumption. i) A new energy drink calledcost $3 25 per can. Can you buy 8 cans if you have $26?Hint: The question is asking if 8 cans is a solution. Write the equation, then check by substitution. BRainliest plus 50 pointsDetermine whether the lines AB and CD would be parallel, perpendicular, or neither?A(-5,3) and B(-5, 7)What is the slope of AB?C(1, 9) and D(-10, 9)What is the slope of CD? What are the lines? (parallel, perpendicular or neither) Type of radiation that is able to travel through space as waves from the Sun to Earth is called solve the equation for x: 3(m+7)=6(m+2) Dan is buying pencils and erasers from the store. Pencils come in packages of 6, but erasers are sold in packages of 9. If Dan wishes to purchase the same number of pencils as erasers, what is the smallest number of erasers that he can buy? which two countries comprise the island of hispaniola? hello i have a question how do you like school and how do you like it