Although some bacteria have membranes around their DNA, we do not call these structures nuclei because they lack ____. a. ​pores b. ​ribosomes c. ​phospholipids d. ​proteins e. ​a bilayer construction

Answers

Answer 1

Answer:

A. Pores

Explanation:

To be considered nuclei, the DNA membrane structures have to have pores.

Nuclear pores are necessary to connect the nucleus with the cytoplasm, and to regulate the transportation of materials between the two areas.

So, the correct answer is A.


Related Questions

Nma or citybhjjjjjjj. Hhhes dexdecrvtgv

Answers

Answer:

yes

Explanation:

Which energies had the least amount of waste?
Mechanical Enegy
Electrical Energy
o Thermal Energy
O Light Energy
O Chemical Energy

Answers

Answer:

Electrical energy

Explanation:

All other forms give out large amount of energy

What is the probability of the offspring having blue eyes (recessive) if the father has the "Bb" genotype and the mother has the "Bb" genotype?

Answers

Answer:

There is a 99% chance the baby will have blue eyes if both parents have blue eyes, a 50% chance of blue eyes from a blue eyed and green eyed parent, 50% chance for a baby to have blue eyes from a brown and blue eyed parent, and a 6.25% chance of getting blue eyes from 2 brown eyed parents.

Explanation:

Name & explain the properties of water

Answers

Answer:

heat, density, boiling point

Rabbits and parrots can
see behind themselves
without even moving their heads​

Answers

Answer:

yes thats true their eyes are on the sides of their head, instead on the front and this allows them to swivel 360 degrees.

Rabbits and parrot CAN see behind themselves  without even moving their heads​.

True.

The two main divisions of the trade industry are?

Answers

Answer:

The correct answer is Wholesalers and Retailers

Explanation:

By and large, the retailing and wholesaling businesses (regularly alluded to as the distributive trades sector) speak to the transitional strides in the dispersion of stock or goods among manufacturers and consumers of merchandise.

Wholesale and retail exchange services are critical to the proficient and viable progression of merchandise from manufacturers to consumers.

Together the wholesaling and retailing enterprises represent critical bits of monetary yield and worldwide business.

The two main divisions that can be associated to trade industry are Wholesaler and retailer.

Trade industry serve as one that make the distribution channel possible, and make the goods or service to get to the final consumer.

Wholesaler and retailer are very important in distribution channel because, after the production of the goods it goes down to the wholesaler who supply the retailer and the retailer get the goods down to the final consumer.

Therefore, Wholesaler and retailer serves as major division.

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The membranes of cells are made up of mainly:


phospholipids


proteins


cholesterol


carbohydrates

Answers

Answer:

Proteins

Explanation:

Cell membranes are composed of proteins and lipids. Since they are made up of mostly lipids, only certain substances can move through. Phospholipids are the most abundant type of lipid found in the membrane. Phospholipids are made up of two layers, the outer and inner layers.

7. Which of the following organisms are prokaryotes?
a. portabella mushroom
B. Rose

C.butterfly

D.e.coil

Please hurry

Answers

Answer:

D. E. Coli

Explanation:

Prokaryotes are single-celled organisms that lack nuclei and membrane-bound cell structures. The two domains that are classified as prokaryotic are Eubacteria and Archaea.

E. Coli is a bacteria, belonging to the domain Eubacteria, therefore it is a prokaryote.

-

To eliminate the other answer choices, portabella mushrooms, roses, and butterflies are all eukaryotic organisms. (Eukaryotes are all living things and fungi, besides eubacteria and archaebacteria.)

What is the worst thing that might happen if deforestation in NOT controlled?
A. People would not get high quality of lumbers to sell.
B. People will find it hard to earn money.
C. People cannot build houses of strong materials.
D. People will experience more floods and drought.​

Answers

Answer:

d

Explanation:

People will experience more floods and drought

tasha notices that even though she stops pulling the wagon, her brother’s body moves forward. which of newton’s law of motion explains tasha’s observations

Answers

Answer:

Newton's first law.

Explanation:

The first law, in which an object moves forward in a straight line unless acted on by an outside force. It describes Inertia it the inherent property of the body due to which it opposes any change in its state of motion or rest. So due to Inertia, Tasha's brother's body moved forward.

what university recently changed its name in honor of rosalind franklin

Answers

Answer:

Rosalind Franklin University of Medicine and Science :)

Plzz Help! 20 points!!

What are the possible effects of contaminated water on the health of an individual or community? Explain your answer in terms of what causes the contamination, the types of infectious agents involved in the related diseases, and how these diseases can spread.

Answers

Answer:

The possible effects contaminated water can cause problems to your health giving out different kinds of parasites like cryptosporidiosis (Crypto), which is a disease that causes watery diarrhea; can be caused by microscopic germs in the water. They can spread so far in the water and the worst part is you can not even see it since it is so small.

Explanation:

This should be more helpful in English then Spanish, unless you read Spanish.

sorry for the late answer

Answer: The health effects of drinking contaminated water can go from no physical impact to severe illness or even death.  Drinking contaminated water can effect you immediately, or may not be noticed  for many months. Effects include gastrointestinal and stomach illnesses like: nausea.and  Vomiting Cause your body is trying to get rid of all the toxins. It could give the community or individual lead poisoning or a disease that can contaminate water. A disease can cause contamination. Like mosquitos and their eggs. The mosquito might be carrying west Nile, ebola, or Zika and that can be spread by it laying an egg in our drinking water causing contamination. if a person drank faucet/tap water, they would get infected with that disease because the eggs travel through the water pipe to homes. This can cause problems to our health. Giving us different kinds of parasites like cryptosporidiosis (Crypto), which is a disease that causes watery diarrhea; it can be caused by microscopic germs in the water. They can spread so far in the water and the worst part is you can’t  even see them cause they’re so tiny.

Although the cause of Parkinson's disease is unknown, research indicates that it may be due to defective nuclei in the cells of those affected. Which of these could be studied as a direct result of having defective nuclei and may shed light on the cause of Parkinson's? es ) A) Enzymes could no longer be produced B) DNA could not be accurately replicated Mitochondria could no longer produce ATP D) Transport across the membrane would be decreased​

Answers

Answer:

B) DNA could not be accurately replicated

Explanation:

Parkinson's disease is characterized by a deficiency in movement due to an anomaly in the nervous system of the body. However, according to this question, the cause of Parkinson's disease is unknown, although research points out that it may be due to defective nuclei in the cells of those affected.

Since Parkinson's disease is considered to be related to a defective nuclei at the cellular level, the most likely result is that DNA could not be accurately replicated. This is because DNA is located in the nucleus, and hence, a defective nucleus will affecti the DNA.

N.B: The other options are not related to the nucleus

what is a type of weathering where rock is broken down as it absorbs water

Answers

Answer:

Hydration

Hydration

what makes up a community?

Answers

Answer:

an interacting group of various species in a common location

Explanation:

In seedless plants, haploid gametophytes are produced from
diploid spores that undergo mitosis.
haploid spores that undergo meiosis.
diploid spores that undergo meiosis.
haploid spores that undergo mitosis.

Answers

C

~ hope this helps ~

Answer:

D

I'm pretty positive it's D because: Haploid spores will undergo successive rounds of mitosis to form new multicellular individuals, referred to as gametophytes.

Helllllllp plsssssssssss

Answers

It might be the Last one!:)

An example of a disturbance in homeostasis includes:

A. All of these answers are correct
B. loss of biodiversity in an ecosystem
C. disease in an organism
D. change in the amount of a limiting factor in an ecosystem

Answers

Answer:

Diseases that result from a homeostatic imbalance include heart failure and diabetes, but many more examples exist. Diabetes occurs when the control mechanism for insulin becomes imbalanced, either because there is a deficiency of insulin or because cells have become resistant to insulin.

A. is the right answer.

Identify the organizations in which a marine educationist is likely to find work.

Answers

Answer:

Typically, they will work in a range of areas giving public talks - typically museums, zoos and aquariums, sea life centers and parks, in protected waterways and at research facilities where public engagement of science is part of the remit (oceanography institutes).

Explanation:

Answer:

University, eco-tourism company, and sea park

Explanation:

I just got 100% on the test! :)

A few blackcap warblers live year-round in southern France, although 75 percent of the population migrates from this area in winter. Hypothesis: Perhaps the difference between the two behavioral phenotypes is environmentally induced and not hereditary. The two phenotypes are migratory behavior or no migratory behavior. Make a prediction related to this hypothesis, and if this prediction is true the hypothesis would be fairly accurate. How would a researcher test this prediction

Answers

Answer: By studying the migratory behavior of the birds.

Explanation:

Evolution is the change in the characteristics of the species with due course of time and from generation to generation. Study of the control mechanism of the bird migration and their evolution also accounts for the evolutionary aspect of the migratory birds and their behavior. It was influenced with the Model of control mechanism.

CAN SOMEONE PLEASEEEE HELP ME WITH THIS SCIENCE QUESTION THANK YOU !!!!​

Answers

Answer:

c mantle to core collision

CAN SOMEONE PLEASEEEE HELP ME WITH THIS SCIENCE QUESTION THANK YOU!! (Explain how you got the answer)

Open systems are _______.
A. Isolated
B. The most common in nature
C. Self contained
D. The lease common in nature

Answers

Open systems are the most common in nature
B would be your answer

Whats the worst Zodiac sign and why?
Whats your Zodiac sign?
have a nice day ♡​

Answers

Answer:

Virgo because I'm a Virgo and I hate myself.

Answer:

The worst Zodiac sign, in my opinion is Libra. I am Cancerian. Have a nice day.

Explanation:

For Libras, it is all about justice. Not anything else.

he immune system fights diseases. The circulatory system pairs with the immune system because

Answers

The circulatory aids with the immune system because they provide white-blood cells to help fight with the diseases or sicknesses.

What is the correct path of blood through the circulatory system?

Answers

Explanation:

in the systematic circulation the left ventricle pump's oxygen- rich blood into the main artery ( aorta) . The blood travels from the main artery to larger and smaller arteries and into the capillary network.

What forms when rocks break down?​

Answers

Answer:

erosion

Explanation:

a process called erosion transports the bits of rock and minerals away. Water, acids, salt, plants, animals, and changes in temperature are all agents of weathering and erosion.

Answer:

Sedimentary rocks

Explanation:

Sedimentary rocks because they are formed from other rocks that were broken down by weathering and erosion.

Glycolysis is the first step in cellular respiration. Which option best summarizes the process?

A. anaerobic; 6-carbon glucose forms two 3-carbon pyruvates; forms a net total of 2 ATP

B. aerobic; 6-carbon glucose forms three 2-carbon pyruvates; forms a net total of 2 ATP

C. aerobic; 6-carbon glucose forms four 3-carbon pyruvates; forms a net total of 3 ATP

D. anaerobic; 6-carbon glucose forms two 3-carbon pyruvates; forms a net total of 4 ATP

Answers

Explanation:

glycolysis of 1 glucose molecules also produce 2 NADH

Glycolysis is the first step in cellular respiration and during this process aerobic;6 - carbon glucose forms three 2- carbon pyruvates, forms a net total 2 ATP. Thus, option B is correct.

What is glycolysis ?

Glycolysis is known as first step of cellular respiration. During this process glucose molecules break down in order to form pyruvate molecules including 2 ATP molecules.

During the process of glycolysis there is no requirement of oxygen. Hence, the process is known as anaerobic process.

During the process of glycolysis glucose is converted into pyruvic acid and energy is released for the formation of high energy molecule.

Therefore,Glycolysis is the first step in cellular respiration and during this process aerobic;6 - carbon glucose forms three 2- carbon pyruvates, forms a net total 2 ATP. Thus, option B is correct.

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Secondary sex characteristics are traits that
O occur later in development
O are not visible
occur for only some people
O are not directly related to fertility

Answers

Answer:

Occur later in development

17. The tails of phospholipid molecules in the cell membrane
a
contain phosphate groups
b
are exposed to the cell's environment
С
are hydrophobic
d
are hydrophilic

Answers

Answer:

C. Are hydrophobic

Explanation:

The plasma membrane consists of phospholipids. Phospholipids have a hydrophilic head, and hydrophobic tails that are in the interior of the plasma membrane.

Geothermal energy is derived from the sun.


Please select the best answer from the choices provided

T
F

Answers

i think that the answer would  be False

Geothermal energy does not come from the sun, though. The heat that exists within the Earth is converted into geothermal energy. This heat is a result of the creation of the Earth, radioactive element decay, and solar energy absorption by the Earth's surface.

What is the source of majority of the heat ?

The majority of the heat that drives geothermal energy comes from the Earth's creation. The heat that was generated during the Earth's formation resulted in a layer of molten rock surrounding the planet's core.

The heat for geothermal energy comes from this molten rock, which is still there today. The heat of the Earth is also influenced by the radioactive elements' decay.

Throughout their long-term decay, radioactive elements like uranium and thorium release energy into the a heat source. Geothermal energy is also fueled by this heat. The heat of the Earth is also influenced by the solar energy that the Earth's surface absorbs. The Earth's surface absorbs the sun's rays, and the heat is then retained in the planet's core. Geothermal energy is then produced using this heat.

Therefore, geothermal energy is not produced by the sun. Geothermal energy is produced by the Earth's internal heat, which is produced by the creation of the planet, radioactive element decay, and solar energy that the Earth's surface absorbs.  

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