which of the following is NOT part of prokaryotic cells?

Genetic Matreial
Flagellum
Nuclues
Cell wall

Answers

Answer 1

Answer:

Nuclues

Prokaryotes lack a defined nucleus (which is where DNA and RNA are stored in eukaryotic cells), mitochondria, ER, golgi apparatus, and so on. In addition to the lack of organelles, prokaryotic cells also lack a cytoskeleton.

Explanation:

Hope it is helpful.....

Answer 2

Nucleus is NOT part of prokaryotic cells. Thus option 3 is correct.

what are the characteristic features of prokaryotic cell ?

Prokaryotic cells are single-celled microorganisms which include Bacteria and Archaea while other photosynthetic prokaryotes are cyanobacteria perform photosynthesis.

A prokaryotic cell has single membrane and  all the metabolic reactions occur within the cytoplasm,  free-living or parasites in nature, lack nuclear membrane.

In prokaryotes Mitochondria, Golgi bodies, chloroplast, and lysosomes are absent, whereas genetic material is present as a single chromosome;

As eukaryotic chromosome have histone protein, prokaryotic chromosome does not have it,  cell wall is composed of carbohydrates and amino acids, plasma membrane carrying respiratory enzymes like mitochondrial membrane.

They divide  by binary fission where as the sexual mode of reproduction involves conjugation.

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Related Questions

Explain the difference between the mass number and average atomic mass?

Answers

Answer:  difference between mass number and atomic mass is that mass number deals with individual atoms taken into consideration separately whereas atomic mass deals with the weighted average of the element including its isotopes. bt

Explanation:

BTW mass number-the total number of protons and neutrons in a nucleus.    and   average atomic mass- mass reported on the periodic table under the element.

What is taking place in the picture below? An image of a ribosome reading an mRNA strand and creating a protein. A. TranscriptionB. TranslationC. Amino Acid spoolingD. Cellular Respiration

What is taking place in the picture below? An image of a ribosome reading an mRNA strand and creating

Answers

The answer is B. Translation

It is translation because in the picture we see the process in which ribosomes synthesize proteins after the process of transcription (messenger RNA is decoded in a ribosome, outside the nucleus, to produce a specific amino acid chain, or polypeptide that later folds into an active protein)

If you were a chemical engineer tasked with developing a photosynthesis inhibitor to be used in agriculture, propose which part of photosynthesis your chemical would target. What do you think some of the “unintended consequences” of this work might be, if successful?

Answers

Its A I just workered it out in my head

By attaching to particular locations on the photosystem II complex in plant chloroplasts, photosynthesis inhibitors thwart the process of photosynthetic (food production) in sensitive plants.

What are photosynthesis inhibitor?

Membrane disruptors are another name for contact herbicides, which are those that prevent Photosystem I from functioning.

Herbicides obstruct photosynthesis by binding to D1 proteins of the photosystem II complex in chloroplast thylakoid membranes.

Herbicide binding to this protein prevents electron transport, halts the fixation of CO2, and halts the synthesis of the energy required for plant growth.

Therefore, photosynthesis inhibitor block the function of photosystem inside the chloroplast.

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What is NOT one way mining can change the land?

A. Trees are planted.

B. Roads must be built to access the area

C. Trees must be cut down to clear land

Answers

One way mining cannot change the land is by not having any impact on the local ecosystem.

However, this is unlikely as mining activities often involve extensive modifications to the surrounding environment. One way that mining can change the land is by requiring the construction of roads to access the site.

These roads can fragment habitat, disrupt wildlife movement patterns, and lead to erosion and sedimentation of waterways. Additionally, mining can also require the removal of trees to clear land for operations,

which can have significant impacts on the local flora and fauna. The removal of trees can reduce habitat, increase soil erosion, and impact the local water cycle.

Therefore, mining activities can have significant impacts on the surrounding environment and require careful management to minimize these effects.

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what is dna replication

Answers

DNA replication is the process of a cell or bacterium making copies, or replicating its DNA/Genetic Material to prepare for cell division.

Yep, it is exactly what it sounds like!

~~~Harsha~~~

What causes a gene to be passed on to
offspring?

A. an organism that has a successful trait and survives to
pass it to offspring
B. if an organisms has a certain unsuccessful trait then
that specific trait won't be passed on
C. it is completely random within a population which genes
do and don't get passed on

Answers

Answer:

A.

Explanation:

DNA is replicated through reproduction to the offspring. Hope this helps :)

What is the genotype and phenotype ratios for F2 from last punnet square?

Answers

Answer:f2 is better

Explanation:

blank. readers are more likely than others to have successful reading experiences.

Answers

Answer:

Active

Explanation:

Because if you are active a lot with reading you can have more experience and you would know more skills to reading.

Answer:

Active

Explanation:

Under what conditions can children with a monosomy survive?

Answers

Answer:

Hope this helps!!!

In most cases, embryos with monosomy of the autosomes or sex chromosomes are not viable. Some individuals with monosomy of the sex chromosomes (45XO genotype) can survive, however (Figure 6). Such individuals, who are said to have Turner's syndrome, exhibit a female phenotype, but the gonads are sterile.

Explanation:

1. Scapula is also called as collar bone.
True/False?​

Answers

Answer:

true

Explanation:

it is also called collar bone or shoulder bone

Which structure is most directly responsible for maintain homeostasis in all the cells?

Answers

Answer:

Cell membrane or plasma membrane is most directly responsible for maintain homeostatis in all cells.

What is a real world example of enzymes being used?​

Answers

Answer:

Enzymes are used in the food, agricultural, cosmetic, and pharmaceutical industries to control and speed up reactions in order to quickly and accurately obtain a valuable final product. Enzymes are crucial to making cheese, brewing beer, baking bread, extracting fruit juice, tanning leather, and much more.

Explanation:

yessir

the scottish fold is a breed of cat with a mutation in a gene involved in cartilage development. the result is that each ear of the cat has a crease, so the ears fall forward and lie against the head instead of standing up like the ears of most small cats. the mutation is a dominant allele.

a cat that is heterozygous for the fold allele mates with a cat that is homozygous for the fold allele.

what are the expected percents of offspring that will have each characteristic?

Answers

In complete dominance, the presence of at least one dominant allele in the genotype is enougth to express the dominant phenotype. 100% of the offspring will have mutated creased ear, while 0% of the will have normal standing ear.

What is complete dominance?

Complete dominance is the inheritance pattern in which the dominant allele completely masks the recessive allele.

This interaction between alleles is observed in individuals who are heterozygous for a particular gene. They carry both alleles but only express the dominant trait. The dominant allele is hiding the expression of the recessive allele.

In the exposed example,

E is the dominant allele and codes for the mutated creased ear,e is the recessive allele and codes for the normal standing ear.

Cross: a cat that is heterozygous with a cat that is homozygous for the fold allele.

Parentals) Ee   x   EE

Gametes) E   e     E   E

Punnett square)   E    e

                     E    EE    Ee

                     E    EE    Ee

F1) 50% of the progeny is expected to be heterozygous

     50% of the progeny is expected to be homozygous dominant

     100% of the progeny is expected to have ears with a crease.

The expected percents of offspring that will have each characteristic are,

100% of the animals will have mutated creased ear,0% of the animals will have normal standing ear.

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Which test tube in the experiment best represents a normal stomach?

A. Protein + hydrochloric acid

B. Protein + pepsin

C. Protein + pepsin + hydrochloric acid < (I think?)

D. Protein + water

Answers

B) Protein + pepsin

Formation of new capillaries is a regulated process that occurs in a series of steps. Put the following steps of angiogenesis in the correct order.
A. Pinocytic vesicles fusing to form large vesicles
B. Endothelial cell extension of filopodia
C. Formation of capillary sprout
D. Stimulation of endothelial cell by VEGF
E. Creation of a lumen that runs through capillary sprout

Answers

Answer:

Explanation:

The correct order of the steps of angiogenesis is:

Stimulation of endothelial cells by VEGF

Endothelial cell extension of filopodia

Formation of capillary sprout

Pinocytic vesicles fusing to form large vesicles

Creation of a lumen that runs through capillary sprout

Angiogenesis is the process of creating new blood vessels from existing ones. It is a regulated process that occurs in response to various stimuli, such as tissue hypoxia or inflammation. The first step in angiogenesis is the stimulation of endothelial cells by vascular endothelial growth factor (VEGF). This protein promotes the proliferation and migration of endothelial cells, which are the cells that line the inner surface of blood vessels.

Next, the stimulated endothelial cells extend filopodia, which are thin, hair-like protrusions that help them to explore and migrate through the surrounding tissue. As the filopodia grow and interact with the extracellular matrix, they form a capillary sprout, which is a small, tubular structure that begins to take shape.

During this process, pinocytic vesicles, which are small, membrane-bound vesicles that are involved in the uptake of extracellular fluid and substances, fuse to form large vesicles. These vesicles help to provide the necessary nutrients and support for the developing capillary sprout.

Finally, the capillary sprout continues to grow and differentiate, eventually forming a lumen, or a central cavity, that runs through the center of the sprout. This allows blood to flow through the newly formed blood vessel.

The human body is made up of several organ systems that work as a unit to allow the body to function properly. When the body is invaded by the E. coli bacteria from ingesting undercooked meat, a person will likely experience diarrhea, nausea, and vomiting. Which of the following system failed to do its job?
(I’ll give brainliest)

A. Digestive System
B. Excretory System
C. Nervous System
D. Immune System

Answers

I believe the correct answer is B
It is answered D. Immune system fights against invasion on bacteria, viruses... It is not B because excretory system is responsible for removing metabolic wastes from your body

Cystic fibrosis is an autosomal recessive disorder where a chloride ion membrane channel protein doesn't function properly. People with cystic fibrosis suffer from chronic lung infections that make breathing very difficult. They also suffer from other issues such as an inability to produce enough digestive enzymes due to problems with pancreas cells. Suppose that Chris and Shannon are both carrier of cystic fibrosis (carriers have the allele but do not exhibit the disorder). What is Chris' genotype for the cystic fibrosis gene

Answers

Answer: Typically, the genotype in those patients consists of at least one very mild mutation uncharacteristic for CF patients. These are predominantly missense or splice variants, belonging to classes IV or V producing variable amounts of functional CFTR protein at the apical membrane.

fossils that are found in many rock layers make some of the best index fossils due to them allowing us to identify long stretches of time

true or false ​

Answers

Answer:

false

Explanation:

A useful index fossil must be distinctive or easily recognizable, abundant, and have a wide geographic distribution and a short range through time.

Which group of organisms would Schleiden have been most likely to study?

Answers

Answer: flower, pine tree, or cactus.

Explanation:

Answer:

A: flower,pine tree,or cactus

Explanation:

Edge 2021

Scientists have determined that the pH of seawater can’t physically drop below approximately 7.9 because of its chemical properties. For this reason, some people argue that the term “ocean acidification” is not quite accurate. Do you agree? Explain your reasoning using the pH scale and these graphs showing the acidity trends in Bermuda, Hawaii, and the Canary Islands.

Answers

Due to the fact that a pH of 7.9 is still considered slightly alkaline, the term acidification can be misleading. However, as the graphs in these three locations show, as CO2 levels rise, the pH decreases, moving toward the acidic end of the pH scale.

How to illustrate the information?

Ocean acidification occurs in different parts of the world. I disagree with the statement that "ocean acidification" is inaccurate because it occurred as a result of increased carbondioxide gas release in the atmosphere, which is dissolved in the ocean or sea water.

When carbondioxide gas is dissolved in water, it produces carbonic acid, which changes the pH of the ocean water, which tends to be acidic, so ocean acidification occurs in various parts of the world, in my opinion.

Many marine species are expected to suffer as a result of ocean acidification. This could have an impact on marine food chains and human food supply. Acidification may also reduce storm protection from reefs, tourism opportunities, and other intangible benefits.

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To ripen an unripe peach you can place it in a brown paper bag to trap the gaseous hormone___________________ and ripen the fruit.

Answers

Answer:

Ethylene

Explanation:

When a peach is trapped in a brown paper bag, it gives off ethylene gas, which helps the fruit ripen faster.

please tell me why my dump truck is so fat anyways

Answers

A:  Dump trucks are so big or fat because they are used to haul large loads of loose materials, such as dirt, rocks, sand, and coal, to construction sites, factories, or power plants. The open bed features a hinge at the rear of the truck so that hydraulic pistons located at the front of the bed can lift the front to dump the contents of the bed at the delivery site.   The title of the world's largest dump truck went to the BelAZ 75710 which began moving rocks and coal in a mine in Siberia in 2014. The BelAZ 75710 is as long as two buses parked end to end, six times more powerful than modern Formula 1 racing cars, and heavier than a loaded Airbus A380 airplane. The entire vehicle costs over $6 million with each tire costing $42,000.

In short, they are big fat chonkers to carry big chonky stuff.

please tell me why my dump truck is so fat anyways

can someone do all this for me? i’ll give you brainliest! it’s the bioman succession lab

can someone do all this for me? ill give you brainliest! its the bioman succession lab

Answers

I will get my best people on it
Ummm is it diciendo and comiendo

(HELP FAST) A slanting, horizontal line is shown. On the extreme left, there is a label that says Common Ancestor. Along the slanting, horizontal line there are five dots labeled from left to right as: 1, 2, 3, 4, and 5. There is one vertical line between each of the consecutive five dots. The lines are labeled from left to right as Perch, Frog, Pigeon, Rats, and Human. A text box below the branching tree diagram is labeled Derived Shared Characteristics. In the box it says from left to right Terrestrial during all stages, Jaws, Walking on two legs, Mammary glands and hair, and Four limbs.

Look at the possible derived shared characteristics, shown in the text box. Think about where these should be placed along the branching tree diagram. Where in the branching tree would you most likely write "lives on land during all life stages"? Explain your answer.

Answers

"The derived shared characteristic 'Terrestrial during all stages' should be placed at the base of the tree diagram."

SupThe characteristic "Terrestrial during all stages" is a shared characteristic among all five species being compared in the branching tree diagram. This means that it is a characteristic that all of these species have in common, and therefore it is likely that it was present in their common ancestor.

Since the base of the tree represents the common ancestor of the species being compared, it makes sense to place this characteristic at the base of the tree. This also helps to show that this characteristic is a defining trait of the group of species being compared and that it has been present in their lineage since their common ancestor.

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What is the pattern for speciation

Answers

Answer:

There is two. Geographic separation (allopatric speciation) and through mechanisms that occur within a shared habitat (sympatric speciation)

Hope that helps. Goodluck!

Somebody can help me please!!!

Somebody can help me please!!!

Answers

1)Ask a question.

2)Perform research.

3)Establish your hypothesis.

4)Test your hypothesis by conducting an experiment.

5)Make an observation.

6)Analyze the results and draw a conclusion.

7)Present the findings.

so hypothesis is a testable question or should i say a guess before you have an experiment

so for an example if i were to do an experiment with germinating beans then i can create a hypothesis that says "if i put 5 lima beans on a wet town and put it under sunlight it will germinate better then the lima bean with out the sunlight"

hope that helped you! >3

2. Sperm and egg combine in ______________ to produce a zygote with the normal number of chromosomes.

Answers

Answer:

Fertilization

Explanation:

I think in the Fallopian tubes

Of the three major groups of forensic science professionals, which of the following provide specific knowledge in an area of science, such as botany or anthropology? A. associate scientists B. forensic pathologists C. forensic scientists D. forensic odonatologist

Answers

Answer:

A. associate scientists

hope this answer correct (^^)..

Answer:

answer A

Explanation:

Fey measures wind speed every 15 minutes for one hour in her backyard her data is recorded below. as fey takes her last measurement she notices that the temperature drop suddenly which of the following weather predictions would be best for fey to make

Answers

Answer:

he if i may ask what i your question exactly?

you'd use the equation that establishes a relationship between  energy  and  wavelength, which looks like this

e=h⋅cλ, where

λ  - the wavelength of the photon; c  - the speed of light, usually given as  3⋅108m/s; h  -  planck's constant, equal to  6.626⋅10−34j s

plug the value you were given for the energy of the photon in the above equation to get the wavelength

e=h⋅cλ⇒λ=h⋅ce

λ=6.626⋅10−34js⋅3⋅108ms−1.257⋅10−24j=1.581⋅10−1m

The genes are more on the side of.. b natureAnswervery high orbital velocities in a very compact region;

Explanation:

Complete the sentence. The process of growing plants in sand, gravel, or liquid, with added nutrients, is known as

Answers

The process of growing plants in sand, gravel, or liquid, with added nutrients, is known as hydroponics.

What is hydroponics?

Hydroponics is the cultivation of plants in nutrient-enriched water in such materials as sand, gravel, or perlite.

Plants are normally grown in nutrient-rich soils for optimum growth.

In special cases such as in hydroponics, an inert medium or a medium lacking nutrients is used to grow plants with the addition of nutrients.

In conclusion, for optimum plant growth, nutrient-rich soils are required or nutrients are supplied to inert media such as sand or gravel.

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Other Questions
in order for an experiment to be considered verifiable, ________. Who invented the "dry" battery? Tim has 750.Liz has 659.Work out much more money Tim has. Each week, high school students can collect a maximum of 347 cans of food for the town food pantry. What is the maximum number of cans that the high school students can collect in 35 weeks?10,410 cans10,415 cans12,145 cans12,245 cans What is the tone for The Untiming of Ben and Ruby: Episode 1 Someone please help!! Ill give brainliest!! Describe the S-wave shadow effect of earth quakes. Mr. Boyd and Ms. Tuck decide to form a new corporation named BT Inc. Mr. Boyd transfers $10,000 cash and business inventory ($20,000 FMV; adjusted tax basis $3,200), and Ms. Tuck transfers business equipment (FMV $60,000; adjusted tax basis $41,500) to BT. In exchange for their cash and property, BT issues 1,200 shares of common stock to its two shareholders. How many shares should Mr. Boyd and Ms. Tuck each receive? Compute Mr. Boyds realized and recognized gain on his exchange of property for stock, and determine his tax basis in his BT common shares. Compute Ms. Tucks realized and recognized gain on her exchange of property for stock, and determine her tax basis in her BT common shares. Determine BT Inc.s book and tax basis in the inventory transferred by Mr. Boyd and the equipment transferred by Ms. Tuck. Which of the following is the best explanation of the XYZ affair that took place during John Adam's presidency?Adams tried to purchase three naval ships (X, Y, and Z) from France, but France demanded much more money than the ships were worth, and Adams rejected the offer.Adams arrested three French pirates (X, Y, and Z) who had seized American ships and millions of dollars in cargo, and then made a deal with the French for their release in exchange for a peace treaty.Adams promoted the idea of creating a committee of three diplomats (X, Y, and Z) from America, France, and Great Britain to meet and discuss ways each nation could assist one another.Government is necessary because people do not always practice civic virtue. Adams tried to promote peace with France, but three French officials (X, Y, and Z) demanded a two hundred and fifty thousand dollar bribe before they would even speak with Americans. Which of the following is the best explanation of the XYZ affair that took place during John Adam's presidency? plzz help please help me with this im struggling Explain how the Cold War differed from prior wars.(19 points) The Seven Year's War was between what two countries? In general what centuries are associated with the European Renaissance? The resistance, R, of a wire varies as its length and inversly as the square of its diameter. If the resistance of a wire 700ft long with a diameter of 0.2inches is 15611ohms, what is the resistance of 1800ft of the same type of wire with a diameter of 0.45inches? (Leave k in fraction form or round to at least 3 decimal places. Round off your final answer to the nearest hundredths) Read the paragraph. marco is writing a narrative about his grandmothers difficult decision to immigrate to the united states. he wants the reader to have access to his grandmothers innermost thoughts and feelings as she struggles with the choice she must make. which point of view would best tell the story? first-person second-person third-person limited third-person omniscient Kiev, the manager of an accounting department, helps his cfo in framing the financial policies of his company. in this scenario, kiev is carrying out the leadership role of a(n) _____. in the case of a basket purchase, the cost of the land and building is . multiple choice question. split among the assets purchased in proportion to the market value of the assets as a whole split equally among the assets purchased split among the assets purchased based on management's judgment recorded to the building account, and not the land, because land does not depreciate Simplify the expression.6(z + 4) + 1 = Which of the following is a characteristic of low context culture while shopping for clothes tracy spent $25 less than 3 times what curtis spent. Tracy spent $14. write and solve an equation to find how much curtis spent. Let x represent how much curtis spent.