How does the structure of chromo-
somes differ in prokaryotes and eukaryotes?

Answers

Answer 1

Answer:

Prokaryotic chromosomes are composed of a single, circular strand of DNA. Eukaryotic chromosomes are made up of DNA that is tightly wound around histone molecules.

Explanation:


Related Questions

Lives of plants and animals.
4. Explain how plants and animals may be adapted to live in water​

Answers

Answer:

These plants require special adaptations for living submerged in water, or at the waters surface. The most common adaptation is aerenchyma, but floating leaves and finely dissected leaves are also common. Aquatic plants can only grow in water or in soil that is permanently saturated with water

Explanation:


What 2 body systems Uterus contracts to give birth

Answers

reproductive and muscular

What are some examples of traits?

Answers

Answer:

Character Traits List & Examples

Honest.

Brave.

Compassionate.

Leader.

Courageous.

Unselfish.

Loyal.

Answer:

Their could be traits such as the ones like features of your body. Or how you feel!!! So you could have brown hair. You could be bored. You could have a mustache.

Problem 3: Unfortunately Punnett Squares are not always for finding out the best parts about parenting. They are often, as you will see in the next few lessons, often used to determine the probability of a disease being passed on to a child. We'll have you try one and see what that looks like. One such disease is Cystic Fibrosis. Let's assume both parents are heterozygous for Cystic Fibrosis. That means both parents carry the recessive gene for the disease, but because of the dominant genes they have, they don't have it. However, they want to know if they try to have a child, what the chances of the child would be for having Cystic Fibrosis?​

Answers

Answer:

eh

Explanation:

A small and this of spring will be impacted, and this offspring will be normal. Therefore, it is clear that there is a 25% risk that the progeny may be impacted. Due to the fact that one in four people have cystic fibrosis, we can thus state that the likelihood that either of these two people's offspring will be affected is four to one. Therefore, this will be our last arm.

What is cystic fibrosis?

The lungs, digestive system, and other body organs suffer severe damage as a result of the genetic condition cystic fibrosis (CF).

Mucus, perspiration, and digestive juice production are all impacted by cystic fibrosis. Normally thin and slick, they released fluids. However, CF patients' secretions are thick and sticky due to a gene abnormality. The secretions clog up tubes, ducts, and passages rather than functioning as lubricants, notably in the pancreas and lungs.

People with cystic fibrosis can normally go to school and work, but the disease is progressive and necessitates daily care. In many cases, their quality of life is higher than it was for those with CF in the past. CF patients may now live longer because to advancements in diagnosis and therapy.

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1.
What is the basic level of an ecosystem?
population
community
individual organisms
ecosystem

Answers

The 3rd one probably

Answer: 3rd one

Explanation:

A student cross-pollinates 20 pairs of pea plants that are heterozygous for flower color and sows all of the seeds obtained from the crosses. Once the seeds germinate, the student observes that the number of purple-flowered offspring is three times the number of white-flowered offspring. Which question is the experiment designed to test

Answers

Complete question:

I failed to find the complete problem, but there are a few questions that are usually of importance when performing crosses. These questions are described in the answer box.

Answer:

What is the phenotypic and genotypic ratio of the offspring? Which is the inheritance pattern in the population? What is the dominant trait?

Explanation:  

Due to technical problems, you will find the complete explanation in the attached files

The populations of which organisms will most likely increase as a result of a disease that suddenly reduced the population of Texas horned lizards?

F Grasses and ants

G. Ants and grasshoppers

H Grasshoppers and Texas cottonmouths

J. Texas cottonmouths and red-shouldered hawks​

Answers

Answer:

G

Explanation:

It just is

Texas horned lizards primarily feed on ants, so if their population is suddenly reduced due to disease, the populations of their prey (ants) will likely increase.

What will they lead to if the population growth declines  ?

This, in turn, can lead to an increase in the populations of other organisms that depend on ants for food, such as grasshoppers.

Texas horned lizards are known to feed primarily on ants, and as predators, they play an important role in regulating the populations of their prey. When the population of Texas horned lizards is reduced, the ant population can increase, as there are fewer predators consuming them. This increase in ant population can lead to an increase in the populations of other organisms that depend on ants for food, such as grasshoppers.

Grasshoppers are herbivores that feed on vegetation, but they also feed on ants and other small insects. When the population of ants increases due to the reduction in Texas horned lizard population, the population of grasshoppers may also increase as they have more food resources available.

In contrast, Texas cottonmouths and red-shouldered hawks do not directly depend on Texas horned lizards as a food source, so their populations are unlikely to be significantly affected by a reduction in the population of Texas horned lizards.

Therefore, the populations of grasshoppers and ants (option G) are most likely to increase as a result of a disease that suddenly reduces the population of Texas horned lizards.

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Hello, I'm 18 yrs, I just wanted to see the answer pls for this!

Answers

Answer:

Central diagram

Explanation:

Does anyone have a course hero account?

please give me your login or search Copy of Amoeba Sisters Video Questions-Mendelian Genetics.docx please it would help me out

Answers

Answer:

What?

Explanation:

Where do each of the elements (letters) in glucose comes from during the process of photosynthesis.

Answers

Answer: From carbon dioxide and water

Explanation:

Glucose is a type of carbohydrate which is produced as a product of the biochemical reaction that is photosynthesis. Carbon dioxide and water are the reactants used for the synthesis of glucose. The carbon dioxide is obtained from the atmosphere and water from the roots. Carbon, hydrogen, and oxygen are the elements that are present in the carbohydrate through reactants named carbon dioxide and water.

Q. what will happen to a plant if its xylem is removed ?
Q. In which chamber of heart is oxygenated and deoxygenated blood found ?
Pls mate ans fast, hurry up​

Answers

➜ The xylem tissue transports water and minerals from the soil to the leaves of a plant for photosynthesis. If xylem is removed, upward movement of water will stop leading to wilting of leaves and ultimately causes death of that plant.

Oxygenated blood ⇢ It is found in left auricle and left ventricle.

Deoxygenated blood It is found in right auricle and right ventricle.

PLEASE HELP!!
How can garbage dumps pollute water?
garbage finds its way into streams and rivers
water overflows garbage dumps and moves into drainage systems
rainfall carries pollution deep underground
garbage is blown out of dumps into living areas

Answers

Answer:

water overflows garbage dumps and moves into drainage systems

Explanation:

Brandy knows that chromosomes behave differently in meiosis and mitosis. What do chromosomes do in meiosis but not in mitosis?

Answers

Answer:

secure the cells

Explanation:

because they circle the cell in meiosis but not in mitosis

The daughter cells produced by mitosis are identical, whereas the daughter cells produced by meiosis are different because crossing over has occurred. The events that occur in meiosis but not mitosis include homologous chromosomes pairing up, crossing over, and lining up along the metaphase plate in tetrads.

Black holes are inviable because they don't reflect light? true or false

Answers


The gravity of a black hole is so strong that not even light can escape. Even if a bright star is shining right next to a black hole, you cannot see the black hole. Instead of reflecting the light as other objects do, the black hole just swallows the starlight forever.

Answer:

False

Explanation:

I think I hope this helps If so can u add brianlist

Review the Background Information and answer the questions: What is the difference between microevolution and macroevolution? Fill in the blanks: Godfrey Hardy and Wilhelm Weinberg independently derived mathematical descriptions of the relation between allele proportions and genotype proportions. This simple model considers _____ gene with _____ alleles, and makes the prediction the ___________________________ __________________________________________________________________________________________________________

Answers

Answer and Explanation:

Due to technical problems, you will find the complete answer and explanation in the attached files

Why are ribosomes necessary for both Prokaryotic and eukaryotic cells to function properly?

Answers

Answer:

ribosomes are found in both cells

Explanation:

Ribosomes are special because they are found in both prokaryotes and eukaryotes. While a structure such as a nucleus is only found in eukaryotes, every cell needs ribosomes to manufacture proteins. ... The attached ribosomes make proteins that will be used inside the cell and proteins made for export out of the cell

Which statement below, is the best way to state the function of photosynthesis?

A To get rid of carbon dioxide from the plant, as it is toxic.

B To convert solar energy into chemical energy stored in glucose.

C To allow cells to breakdown glucose, thus releasing the stored energy.

D To produce oxygen.

Answers

Answer:

,,,lll

ll:

mmmmmkk

The number of times your heart beats in one minute is referred to as your _____________.
endurance

heartbeat

heart rate

strength

Answers

Answer:

heart rate

Explanation:

I believe it would heart rate because the other don’t really make that much sense

Why would most marine organisms live in photic zone?

Answers

Upwelling carries nutrients from the deep waters into the photic zone, strengthening phytoplankton growth. ... Besides phytoplankton, many other animals also live in this zone and utilize these nutrients. The majority of ocean life occurs in the photic zone, the smallest ocean zone by water volume.

Select the correct answer from each drop-down menu. Bile juices help in the breakdown of fats. An injury to the may cause a decrease in the production of bile juices. This decrease in bile juices may lead to decreased production of .

Answers

Answer:

Decreased production of energy.

Explanation:

Decrease in bile juices may lead to decreased production of energy from eating of food having fats because our body has no ability to absorb fat-soluble vitamins and fatty acids. Bile juices is responsible for the absorption of fat-soluble vitamins and fatty acids which is then transported to the cell for producing energy that is required by our body for different processes. Fats have more energy than carbohydrates and protein so if there is no bile juices are present so it break down does not occurs.

Answer: A and C

Explanation:

Plants use sunlight to convert nutrients into energy. What form of energy transfer is taking place?

The*blank1*energy of the Sun is converted into*blank2*energy by the plants.

options for blank1= chemical, potential, radiant, sound
options for blank2=chemical, kinetic, mechanical, thermal

Answers

Answer:

Osmosis is the form of energy.

..

what is the message of your study of the symbol of hypothetical elements?​

Answers

Ummm cycles are periods I guess

3) Homologous pairs of chromosomes are not found in

a) zygotes
b) gametes
c) body tissue cells

Answers

Answer: gametes

Explanation:

i think this is the correct answer i’m learning this in school right now and another source said that was the correct answer.

7. A student astronomer went out and took photographs of the Moon that were several days apart.
Images that look like her photographs are shown above. The light part of the Moon appeared to get
smaller over time. Why did this happen?
a
Between the first photograph and the second photograph, the Moon moved farther away
from the sun so less sunlight reached the Moon's surface.
b
Between the first photograph and the second photograph, Earth moved so its shadow was
blocking more of the Moon so the student astronomer was able to see less of it.
с
Between the first photograph and the second photograph, the Moon rotated so that less of
the light-colored rock on the Moon's surface faced Earth.
d
Between the first photograph and the second photograph, the Moon moved so that the
student astronomer was able to see less of the half that faces the sun.
Scroll for more

Answers

Answer:yh it is b

Explanation:

A student astronomer went out and took photographs of the moon that were several days apart, and this is because the moon moved so that the student astronomer was able to see less of the half that faces the sun, which is option d.

What is the significance of the moon revolution?

The changing appearance of the moon over time is due to its changing position in its orbit around the earth, the light part of the moon appeared to shrink over time as the moon moved in its orbit, causing the illuminated part that faces the earth to diminish and the dark phase to appear.

Hence, a student astronomer went out and took photographs of the moon that were several days apart, and this is because the moon moved so that the student astronomer was able to see less of the half that faces the sun, which is option d.

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What happened to the peppered moths of Manchester, England when industry boomed and coal smoke darkened the light grey bark of the trees?​

Answers

Answer:

glades middle.

Explanation:

1. Write the complementary DNA sequence for:
AAT TGG CGT TGA

Answers

Answer: TTA ACC GCA ACT

Explanation:

Cell division in eukaryotic cells is a complex process because of
A
the multiple chromosomes.
B
the nucleus.
C
the many organelles.
D
all of the above

Answers

The answer is D. All of the above. :)

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What is a similarity between wind and water?

A) They are both types of non-renewable resources.
B) They are both sources of power for objects that people use.
C) They can both be polluted by pesticides and fertilizers.
D) They are both sources of oxygen for plants and animals.

Answers

i think the correct answer would be b :]

In a food chain/Energy pyramid. As energy moves from one organism to the next, only a percentage of the stored energy is absorbed by the consumer. This rule is referred to as.

Group of answer choices

a. Energy Up

b. 10% Rule

c. Consumerism

d. 90% Rule

Answers

Answer:

b

Explanation:

10% rule

Si la filosofia es un saber acerca de las cosas desde un punto de vista universal, entonces dificilmente sea ciencia

Answers

Explanation:

Esta afirmación es correcta, porque si bien la ciencia se deriva de la filosofía, la filosofía es la necesidad humana de obtener conocimientos y así desarrollar un pensamiento racional, crítico y diferente al sentido común, y por tanto se conceptualiza como algo más subjetivo, cultural y más amplio que la ciencia. , que se basa en hechos y estudios para respaldar un análisis. A través de la filosofía es posible desarrollar la ciencia, pero son cosas diferentes porque la ciencia está ligada al empirismo y la filosofía es más amplia y comprensiva.

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