What are Okazaki fragments towards the replication fork?
Answers
Okazaki fragments are short sequences of DNA synthesized on the lagging strand during DNA replication. They form towards the replication fork, where the two parental DNA strands separate. Okazaki fragments are later joined by DNA ligase to create a continuous lagging strand.
Okazaki fragments are short, newly synthesized DNA fragments that are formed on the lagging strand during DNA replication, moving away from the replication fork. They are created because the lagging strand is synthesized in the opposite direction of the replication fork's movement, making it difficult for DNA polymerase to continuously synthesize the strand. Instead, Okazaki fragments are synthesized in short, discontinuous stretches and later joined together by DNA ligase to form a complete lagging strand.
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Okazaki fragments are short, discontinuous segments of DNA that are synthesized on the lagging strand during DNA replication. They are formed as the replication fork moves along the DNA template in the 5' to 3' direction.
Synthesis of leading strand:
In contrast, the leading strand is synthesized continuously in the 5' to 3' direction toward the replication fork. These fragments are then joined together by DNA ligase to form a continuous strand.
Okazaki fragments are short DNA segments that are formed on the lagging strand, as replication on this strand is discontinuous, unlike the leading strand where replication is continuous. Okazaki fragments are later joined together by DNA ligase to form a complete, newly synthesized DNA strand.
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Related Questions
awncer the question plz awncer soon its about biology if any one knows the awncer reply me do it on a paper and send me plz if u can if not type and send plz
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Answer:
Blood is filtered by glomerulus ... cannot see full diagram.Urine flows to the bladder through the ureter which is Part N.Blood is carried into the kidney through by the renal artery which is Part O.the gradual decline in men's testosterone levels in middle age can reduce their
a. sexual activity.
b. infertility.
c. lung capacity.
d. thyroid levels.
Answers
The gradual decline in men's testosterone levels in middle age can potentially reduce their a. sexual activity.
Testosterone is the primary manly coitus hormone, and it plays a pivotal part in maintaining sexual function and libido in men. As men age, it's common for testosterone situations to decline gradationally, a process known as andropause or late- onset hypogonadism. This decline in testosterone can lead to colorful changes in the body, including a drop in sexual exertion or desire.
Testosterone is involved in regulating sexual desire, thrill, and performance. Lower situations of testosterone can affect in a drop in sexual provocation, dropped frequence of sexual exertion, and potentially impact erectile function. still, it's important to note that individual gests may vary, and not all men will witness significant changes in sexual exertion as a result of declining testosterone situations.
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Explain how to distinguish different species by their DNA.
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DNA analysis can be used to distinguish different species by comparing specific regions of their DNA sequences.
To distinguish different species by their DNA, scientists primarily focus on comparing specific regions of the DNA sequences that are highly variable among species. One commonly used region is the mitochondrial DNA (mtDNA), which is inherited maternally and has a higher mutation rate compared to nuclear DNA. Another region is the ribosomal RNA genes (rRNA), which exhibit variations among species.
The process typically involves extracting DNA samples from different organisms, isolating the target region of interest, and sequencing the DNA to determine the nucleotide sequence. The sequences obtained from different species are then compared to identify differences and similarities.
These differences can be used to create DNA profiles or genetic markers specific to each species. Advanced techniques such as DNA barcoding or whole-genome sequencing can provide more comprehensive information and aid in species identification.
By comparing DNA sequences, scientists can uncover genetic variations unique to different species, allowing them to distinguish and classify organisms accurately. This information is valuable in various fields, including taxonomy, conservation biology, forensic science, and evolutionary research.
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how are the respiratory and circulatory systems connected
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Answer:
The respiratory system works directly with the circulatory system to provide oxygen to the body. Oxygen taken in from the respiratory system moves into blood vessels that then circulate oxygen-rich blood to tissues and cells.
The respiratory and circulatory systems bring oxygen and nutrients to the cells. The respiratory and circulatory systems work together to maintain homeostasis. The respiratory system moves gases into and out of the blood. The lungs contain the bronchi, bronchioles, and alveoli.
The circulatory and respiratory systems work together to maintain homeostasis.
How do the components of sugar molecules combine to form proteins and other larger carbon based molecules?
Answers
A pincurl with an open circle has the ability to produce which of the following effects? a. fluffy effect b. smaller wave c. stronger wave d. wider wave pattern with uniform curls
Answers
A pincurl with an open circle has the ability to produce a wider wave pattern with uniform curls. This is because the open circle allows for more hair to be wrapped around the curler, resulting in a looser and wider wave pattern. Additionally, the uniform curls are achieved because the open circle allows for consistent placement and tension of the hair around the curler.
However, it is important to note that the size and strength of the wave also depends on the size of the pincurl and the amount of tension applied while wrapping the hair around the curler. A larger pincurl with less tension will result in a fluffier effect, while a smaller pincurl with more tension will produce a smaller and stronger wave.
Overall, pincurls are a classic hairstyling technique that can create a variety of effects depending on the technique and tools used. They are a great option for achieving vintage-inspired looks, as well as providing volume and texture to modern hairstyles.
An open circle pincurl can produce the following effect:
d. Wider wave pattern with uniform curls
Here's a brief explanation to help you understand:
1. Pincurls are a traditional technique for curling hair, where small sections of hair are dampened, rolled up, and secured with a hairpin.
2. Open circle pincurls involve rolling the hair around your finger without overlapping it, creating an open circle or "C" shape.
3. This open circle shape allows for a wider wave pattern to form as the hair dries and sets.
4. The uniform curls are a result of the consistent shaping and spacing of the open circle pincurls throughout the hair.
So, by using open circle pincurls, you can achieve a wider wave pattern with uniform curls in your hairstyle.
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dna sequence contains only the letters a, c, g, and t. how many 5-element dna sequences (a) end with a?
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6-1-18 Remember that a DNA sequence is a series of letters, each of which is one of the letters A, C, G, or T. If no constraints are imposed, the product rule yields 45 = 1024 DNA sequences of length five.
There are 44 four-element RNA sequences in all (four potential nucleotides for each slot), with 33 of these lacking a U. As a result, 256 6-element RNA sequences finish with GU.
As a result, 1024 6-element RNA sequences begin with C 256. Yes, it is right. There are 256 potential possibilities in a tetranucleotide block where the nucleotides might occur more than once and the order is random.
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Red bone marrow is found in the adult skeleton in all of the following places EXCEPT:
a. Medullary cavity
b. Metaphysis
c. Epiphysis
d. Pelvic crest
Answers
Red bone marrow is found in the adult skeleton in all of the following places EXCEPT the Medullary cavity. Red bone marrow is not found in the medullary cavity. Hence, option A is the correct answer.
Red bone marrow is found in several locations within the adult skeleton, including the medullary cavity, metaphysis, and epiphysis. However, it is not typically present in the pelvic crest.
The medullary cavity, also known as the marrow cavity, is the central hollow space within long bones. It contains yellow bone marrow, which is primarily composed of adipose (fat) cells.
In infants, the medullary cavity contains red bone marrow, responsible for hematopoiesis (formation of blood cells). As an individual matures, the red bone marrow gradually converts to yellow bone marrow, with red marrow being mainly confined to specific areas.
The metaphysis is the region of a long bone where the diaphysis (shaft) and epiphysis (ends) meet. It contains red bone marrow, which continues to play a role in hematopoiesis.
The epiphysis refers to the ends of long bones. It contains spongy bone, which houses red bone marrow. This red marrow is responsible for the production of red blood cells, white blood cells, and platelets.
While red bone marrow is present in the medullary cavity, metaphysis, and epiphysis, it is not typically found in the pelvic crest. The pelvic crest consists mainly of compact bone and contains yellow bone marrow.
Overall, red bone marrow is crucial for hematopoiesis and is primarily found in the medullary cavity, metaphysis, and epiphysis of long bones, excluding the pelvic crest.
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compare and contrast the roles of dna polymerase i and dna ligase in dna replication. responses dna polymerase i seals the ends of the new segment, especially the okazaki fragments. dna ligase removes the rna primers from the developing copy of dna. dna polymerase i seals the ends of the new segment, especially the okazaki fragments. dna ligase removes the rna primers from the developing copy of dna. dna polymerase i removes the rna primers from the developing copy of dna. dna ligase seals the ends of the new segment, especially the okazaki fragments. dna polymerase i removes the rna primers from the developing copy of dna. dna ligase seals the ends of the new segment, especially the okazaki fragments. dna polymerase i removes the enzyme primase from the developing copy of dna. dna ligase seals the ends of the old segment, especially the okazaki fragments. dna polymerase i removes the enzyme primase from the developing copy of dna. dna ligase seals the ends of the old segment, especially the okazaki fragments. dna polymerase i adds the rna primers to the already developing copy of dna. dna ligase separates the ends of the new segment, especially the okazaki fragments.
Answers
DNA polymerase I and DNA ligase are two enzymes involved in DNA replication. While both enzymes play a role in the replication process, their functions differ.
Compare and contrast the roles of DNA polymerase I and DNA ligase in DNA replication.
DNA polymerase I:
It is an enzyme that is responsible for removing RNA primers from the newly synthesized strand of DNA and replacing them with DNA nucleotides.
It also has the ability to proofread and repair mistakes that may have been made during replication. DNA polymerase I seals the ends of the new segment, especially the Okazaki fragments.
DNA ligase:
DNA ligase, on the other hand, is responsible for joining the Okazaki fragments together into one continuous strand. It acts as a glue that seals any breaks or gaps in the DNA molecule.
dna ligase removes the rna primers from the developing copy of dna. DNA ligase seals the ends of the new segment, especially the Okazaki fragments.
In conclusion, DNA polymerase I and DNA ligase work together during DNA replication.
DNA polymerase I remove the RNA primers and replace them with DNA nucleotides, while DNA ligase joins the Okazaki fragments together into one continuous strand.
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What is an advantage of electron microscopes compared to light microscopes?
They have a much higher power of resolution.
They can be used to view live specimens.
They are inexpensive and commonly found in classrooms.
They are helpful during dissections.
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Answer:
They have much higher power of resolution.as compared to light microscope.
EXPLAIN WHAT HAPPENS AT THE PARTICLES LEVEL FOR A SOLID TO MELT.
Answers
Answer:
Particles have increased kinetic energy, moving faster, overcome attractive forces, escape into vapor phase
Explanation:
⦁ Interpret the bottom half of the cross section below. Start with the Vishnu Schist and end with the Red wall Limestone.
⦁ Scoring:
Correct order (8 points):
⦁ Proper environmental changes (8 points):
⦁ Attention to detail and completeness (4 points):
Answer:
Type your answer here.
(Score for Question 2: ___ of 5 points)
⦁ There is one of each type of unconformity in this diagram. Name at least one of each of them by indicating the layers that they are between.
⦁ Nonconformity:
Answer:
Type your answer here.
⦁ Angular unconformity:
Answer:
Type your answer here.
⦁ Disconformity:
Answer:
Type your answer here.
Symbol Name Environment
Sandstone Beach or nearshore environment
Limestone Forms in warm shallow seas
Shale Deep sea
Igneous Rock (Granite) Formed when rocks melt and then recrystalize
Metamorphic Rock (Schist) Formed when rocks are severely deformed without melting; in this cross section, the Vishnu Schist represents the original surface in the area
Igneous intrusion Magma melting and rising from deeper levels
Hint: How can you tell the difference between an intrusion and rocks melting in place? Rocks melting in place usually appear as a large mass, whereas intrusions seem to have risen up from a source.
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answer:The vishnu schist is oldest that is 1.7 billion years old and the redwall schist is youngest. Explanation: The Vishnu schist is the uncovered rocks of the grand canyon vicinity they're formed on the basement location that underlines the bottom limestone. Which are accompanied by way of the Zoroaster granite which is an igneous-plutonic rocks intrusion and became later metamorphosed
Explanation:
Differences in blood flow during embryo development mean that identical twins (i.e. monozygotic) will develop different
a. Eye colors
b. Fingerprints c
. Blood types d.
Sexes
e. Hair colours
I can't seem to find a definite answer online, does anyone know what this is?
Answers
Answer:
The answer is D(sexes)
Explanation:
This is because monozygotic twins are genetically nearly identical and they are always the same sex unless there has been a mutation during development.
Where does bone formation occur during endochondral ossification?.
Answers
Answer:
Endochondral ossification is the process of bone formation in which cartilage scaffolds, arranged in zones, are gradually replaced by bone. It occurs at the articular/epiphyseal and metaphyseal growth plates and at secondary centers of ossification, such as the carpal and tarsal bones.
Explanation:
Trust me i'm smart
Question 2 of 10
Methane gas is burned to provide heat. The chemical reaction for this
process is shown in the equation below.
CH4 + 202 -> CO2 + 2H20 + energy
What are the products in this chemical reaction?
A. O2 + CO2 + energy
B. CO2 + CH4
C. CO2 + 2H20 + energy
D. CH4 + 202
9
Answers
The chemical reaction is represented by a chemical equation where we use some basic elements like:
Reactants are kept on the left hand side.Products are kept on the right hand side.They are divided by a arrow which hear towards the products.This shows that reactants are forming or giving rise to different products in the reaction.
Back to the Question:
Here a chemical reaction is taking olace, where methane is being burnt in the presence of oxygen to form the products Carbon dioxide, water and energy.
Methane + Oxygen ➝ Carbon dioxide + water + energy.So, the arrow head is towards the CO2, H2O and energy, so they are products according to the above explanation.
Correct option is:
\( \large{ \boxed{ \bf{ \purple{Option \: C}}}}\)
And we are done !!
#CarryOnLearning....
━━━━━━━━━━━━━━━━━━━━
Identify the type of change illustrated.
Propaganda Originally, propaganda meant a system for propagating (spreading) religious doctrines, then any kind of
ideas. As used today, it generally means the dissemination of political opinions for the purpose of biasing judgment
(brainwashing)
Answers
Answer:
The correct answer is - pejoration.
Explanation:
Pejoration is the change that downgraded or worsen a specific condition or word or process which originally positive but now its meaning becomes totally negative.
Propaganda is the originally stands for the spreading religious doctrine but now its meaning becomes the dissemination of political opinions for brainwashing people.
Please help me with this and answer correctly.
Brainliest will give!!
Answers
Answer:
Sorry can't help
Explanation:
PLEASE GIVE ME BRAINLIEST
Hereditary (genetic) information is stored inside what part of the cell?
Answers
Answer: Nucleus
Explanation: information is stored in the nucleus of the cell
Omparisons of adult twins living apart suggest that happiness depends largely on what?
Answers
Comparisons of adult twins living apart suggest that happiness depends largely on personality.
What about personality?
Individual variances in common ways of thinking, feeling, and acting are referred to as personalities. Two major topics are the focus of personality research: Understanding how people differ from one another in specific personality traits, like friendliness or irritation, is one.Personality is the distinctive patterns of actions, thoughts, and feelings that are shaped by biological and environmental causes and alter through time.There are four basic personality types according to the pseudoscientific proto-psychological theory known as the "four temperaments": sanguine, choleric, melancholic, and phlegmatic.In interactions with other individuals, personality is most obviously portrayed and include moods, attitudes, and opinions. It encompasses behavioral traits, both innate and learned, that set one person apart from another and may be seen in how people interact with their surroundings and social groups.Learn more about personality here:
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Which role does the protein cytochrome p450 play in the human body?
O It transports waste products out of cells.
O It regulates blood sugar levels
O It constructs cell membranes.
O It breaks down unfamiliar chemicals.
Answers
The role of the protein cytochrome p450 in the human body is It breaks down unfamiliar chemicals.
option D
Which is the role of protein cytochrome p450 ?
The protein cytochrome P450 plays a crucial role in breaking down and eliminating many different types of foreign substances, including drugs, toxins, and environmental pollutants, from the human body. It is primarily involved in the process of drug metabolism and is found in many different tissues and organs, particularly the liver.
Cytochrome P450 enzymes help to convert these foreign substances into more water-soluble forms that can be easily excreted from the body, thus protecting the body from potentially harmful effects.
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Answer: it breaks down unfamiliar chemicals.
Explanation: i took the test !
True or False: A recessive trait masks other traits and is represented with a capital letter.
Answers
What mitochondrial structures are the site of the enzymes and carriers used to make ATP in the electron transport system
Answers
The mitochondrial structures are the site of the enzymes and carriers used to make ATP in the electron transport system are CRISTAE. These membrane structures form mitochondria.
Mitochondria and cellular respiration
Cellular respiration refers to the metabolic reaction by which aerobic cells produce ATP by using the energy stored in the chemical bonds of foods.
The Krebs cycle and oxidative phosphorylation are steps in cellular respiration that occur in the mitochondria.
A crista or cristae (plural) refers to a fold in the inner membrane of mitochondria, which is required during cellular respiration.
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Which of the following is TRUE about chlorophyll?
a. It is a protein
b. Exist in the stroma.
c. Broken down into a food source.
d. Absorbs specific light wavelengths
Answers
The true statement about chlorophyll is that it absorbs specific light wavelengths.
Chlorophyll is a pigment that is found in the chloroplasts of green plants and is responsible for their green color. It is a complex molecule that absorbs light in the blue and red parts of the electromagnetic spectrum and reflects green light, which is why plants appear green to us. Chlorophyll is essential for photosynthesis, the process by which plants convert sunlight into energy, and it plays a crucial role in capturing and transferring light energy to other molecules in the plant.
Therefore, option d is the correct answer, and the other options are incorrect. Chlorophyll is not a protein, and it does not exist in the stroma, which is the fluid-filled space inside chloroplasts. Additionally, chlorophyll is not broken down into a food source; rather, it helps to produce food through photosynthesis.
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How do scientists use recombinant DNA biotechnology to alter a cell's protein production?
They create duplicates of the cell's genome within its nucleus.
They insert a gene from another organism into the cell's genome.
They remove genes for certain proteins from the cell's genome.
They introduce other proteins into the cell to teach it.
Answers
Scientists use recombinant DNA biotechnology to alter a cell's protein production by inserting a gene from another organism into the cell's genome. Hence, option B is correct.
What is recombinant DNA?Recombinant DNA technology entails changing genetic material outside of an organism to produce living things or products with improved and desired traits. With the help of the right vector, this approach includes inserting DNA fragments from various sources with desired gene sequences.
Recombinant DNA is used in the production of various antibiotics, vaccines, transgenic plants, and transgenic animals.
With the help of the right vector, this approach includes inserting DNA fragments from various sources with desired gene sequences. Thus, option B is correct.
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I need help please if your smart only lol.
Answers
The answer you are looking for is D.
type a paragraph summarizing cellular division and differentiation
PLS HELP!!! PROJECT DUE IN 30 MINUTES!!
Answers
Answer:
Cellular differentiation is the process in which a cell changes from one cell type to another. Usually, the cell changes to a more specialized type. ... Differentiation continues in adulthood as adult stem cells divide and create fully differentiated daughter cells during tissue repair and during normal cell turnover.
Answer:
Cellular differentiation is when a cell changes from one cell type to another—usually, the cell changes to a more specialized class. Differentiation continues in adulthood as adult stem cells divide and create fully differentiated daughter cells during tissue repair and average cell turnover.
Explanation:
IM A DIFFERENT BREED!
I SWEAR LAST ONEE
A phospholipid is composed of all the following, except.
O a charged phosphate group
O a glycerol head
a fatty acid tails
O a polysaccharide nucleus
carbon, hydrogen, oxygen, & phosphorous
*
Answers
Answer:
Polar
Nonpolar
Phospholipid Head
Phospholipid tail
Phospholipid
Phospholipid Bilayer
Answer:
You're right. It's the last one.
Explanation:
Phospholipids consist of a glycerol molecule, two fatty acids, and a phosphate group that is modified by an alcohol. The phosphate group is the negatively-charged polar head, which is hydrophilic.
what all the activities that you need energy for.
Growing a crop
Building a house
Phoning a friend
Digging a trench
Running a dishwasher
Answers
Answer:
growing a crop digging a treanch
Tommy is a resident of Capital City in the fictional country of Bergundia. Each Tuesday morning before going to work he, along will all other residents, stops by city hall and votes on any rules and laws that are being considered. He, and other citizens, do the same thing on Thursday afternoons.
Based on this fictitious example, Tommy lives in
A) a theocratic state.
B) a direct democracy.
C) a totalitarian state.
D) a representative democrac
Answers
hope this helps!!☺️
organisms of the mesopelagic zone are characterized by: question 9 options: bioluminescence. large, sensitive eyes. no eyes. bioluminescence and large, sensitive eyes are correct. bioluminescence and no eyes are correct.
Answers
Organisms of the mesopelagic zone, which is the region between the surface and the ocean floor, are characterized by various adaptations that help them survive in the low light conditions of this deep ocean zone.
One of the most notable adaptations is bioluminescence, which refers to the ability of some marine organisms to produce light. Bioluminescence is used for a range of purposes, including communication, hunting, and defense.
Additionally, some organisms in the mesopelagic zone have large, sensitive eyes that allow them to detect and respond to the low levels of light in their environment. However, not all organisms in the mesopelagic zone have eyes, as some have evolved to rely on other senses, such as touch or smell.
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