Answer:
51% from their mother and 49% from their father.
Which of the following groups of cellular components are found in eukaryotic cells but not prokaryotic cells?An endoplasmic reticulum, mitochondria, and a nucleus
Answer:
the endoplasmic reticulum, mitochondria, and a nucleus are cellular components that are found in eukaryotic cells but not prokaryotic cells. means all the choice are correct
Explanation:
Organelles called mitochondria are present in eukaryotic cells. They are in charge of creating the ATP, which the cell uses for a variety of metabolic functions. In addition to breaking down lipids and proteins, mitochondria also contribute to the production of hormones and neurotransmitters.
Eukaryotic cells have a membrane-bound organelle called the nucleus. It houses the chromosome-organized genetic material of the cell. The control of the cell's functions, such as growth, metabolism, and reproduction, rests with the nucleus.
what is electromagnetism
Answer:
Electromagnetism is a branch of physics involving the study of the electromagnetic force, a type of physical interaction that occurs between electrically charged particles. ... At high energy the weak force and electromagnetic force are unified as a single electroweak force.
Which describes a feature of the physical properties of all substances?
can dissolve in water
can conduct heat and electricity
rearranges atoms to form new substances
does not change the identity of a substance
Answer:
D
Explanation:
D
Answer:answer is d
Explanation:took the test
What is the color pattern of a coral snake?
Appearance Coral snakes have vivid colours and rings around their entire bodies made of red, yellow, and black. Narrow yellow rings divide the large red and black rings.
The head bears a band of yellow surrounding a blunt, black snout. Yellow and black make up the tail. Kingsnakes do not poison the prey they are meant to kill. Coral snakes are toxic to their predators despite having a dazzling colour pattern. They use this as a defence since predators stay away from them. The dorsal or costal scales refer to the scales that cover the snake's body. The vertebral scales are a particular row of big scales that occasionally runs up the top of the snake's back, or the topmost row.
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antiviral therapy for the human immunodeficiency virus (hiv) usually consists of a protease inhibitor that interferes with which step of the infection cycle?
Protease inhibitor interferes with the Cleavage of polypeptide chains to make functional HIV proteins.
Antiviral therapy is used to treat viral infections, Because they are effective against retroviruses like HIV, some of these medications are referred to as antiretrovirals.
Protease inhibitors are medications that prevent the polyprotein from being cleaved into functional proteins. Protease is a protein-based chemical that regularly breaks the polyprotein into useful proteins, so hindering, or repressing, protease forestalls this fundamental stage of viral multiplication.
The body's protease enzyme is necessary for HIV replication. Drugs called protease inhibitors to stop protease enzymes from working. The HIV life cycle is disrupted as a result of this because protease enzymes are prevented from contributing to HIV's ability to multiply. thus cleavage of the polypeptide chain stops and no further functional HIV proteins will be made. This prevents the virus from spreading.
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In which situation would an egg shrink? *
A. 95% water in beaker, 90% water in egg
B. 92% water in beaker, 99% water in egg
C. 91% water in beaker, 80% water in egg
D. 93% water in beaker, 93% water in egg
Answer:
B.
Explanation:
assuming the egg doesn't have a shell, only a membrane, the water inside of the egg would diffuse outside via osmosis to the lower concentration of water. hope this helps
92% water in beaker, 99% water in egg in this situation egg will shrink.
What is osmosis?Osmosis is the Latinized version of the now-outdated word osmose. Osmotic, which means "pertaining to or of the character of osmosis," is a derived word. Osmotic pressure, for example, is a pressure that results from or is associated with osmosis.
As a rule, water molecules flow downward, from an area with a high concentration of water (or fewer solutes) to one with a low concentration (or greater solutes). Osmosis cannot be used if there is no net water flow. A semipermeable membrane should be included for movement.
Water molecules require channel proteins to move down their concentration gradient because they are polar molecules. These channel proteins create a hydrophilic channel for water to pass through that is embedded in the cell membrane.
Therefore, 92% water in beaker, 99% water in egg in this situation egg will shrink.
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A pink snapdragon is crossed to a white snapdragon. What is the probability of getting a red snap dragon
Answer:
0%
Explanation:
Hope this helped! ^^
Some of the fluid that is forced out of capillaries is returned to the blood by the
A) venules
B) lymphatic system
C) liver
D) muscular arteries
E) hepatic portal vein
Some of the fluid that is forced out of capillaries is returned to the blood by the lymphatic system.
When fluid is filtered out of capillaries into the surrounding tissues, it forms interstitial fluid. The lymphatic system plays a vital role in returning this fluid, along with any leaked plasma proteins and cellular debris, back into the bloodstream. The lymphatic vessels, which are distributed throughout the body, collect the interstitial fluid and transport it as lymph. The lymphatic vessels eventually merge to form larger vessels called lymphatic ducts, which empty into the veins, returning the lymph and its contents to the blood circulation.
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Describe how the size of the quadrat would impact population estimates. What limitations do you think exist for selecting quadrat size for field biologists?
Answer: There are different techniques used for population estimation in an ecosystem. Some include the use of quadrant, traps/foot prints, use of bisect and use of photograph among others. These techniques depend on the type of ecosystem involved.
Explanation: The formula used to estimate population using Quadrant method is given as:
N = (Area of sites x total number of individuals) ÷ (Area of the Quadrant x number of throws)
Note that, the area of the sites must have the unit as the area of the quadrant before you can use this formula.
Quadrants are used for actively mobile organisms and on a grassland ecosystem. They are not suitable for any vegetation that is not uniform or slant topography.
The Is A True Statement Regarding Helminths. Question 10 Options: The Left-Right Halves Are Biplanar Pposites They Can Be Considered A Type Of Protozoan Can All Be Considered As Cellular Obligate Parasites They Are All Hermaphroditic
The is a true statement regarding helminths.
Question 10 options:
the left-right halves are biplanar pposites
they can be considered a type of protozoan
can all be considered as cellular obligate parasites
they are all hermaphroditic
The true statement regarding helminths is that they can all be considered as cellular obligate parasites.
Helminths are a type of parasitic worm that is often found living inside the host's body, feeding on its nutrients and causing various health problems. These organisms typically require a host to complete their life cycle and cause various diseases. They are not protozoans, which are unicellular organisms, and they are not all hermaphroditic, meaning they do not all have both male and female reproductive organs. They are multicellular worms.
As for the left-right halves being biplanar opposites, this is not a characteristic of helminths. The body plan of helminths is often elongated and cylindrical, with a distinct head and tail end. However, their body shape may vary depending on the species. In summary, while helminths are not protozoans and do not have a biplanar body plan or universal hermaphroditism, they are obligate parasites that rely on their host for survival.
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Solutes in the plasma contribute to what driving force in capillary filtration?
The force generated by the pressure of fluid on the capillary walls, either by blood plasma or interstitial fluid, is known as hydrostatic pressure.
Hydrostatic pressure, defined as the pressure of any fluid enclosed in a space, is the primary force driving fluid transport between capillaries and tissues.
The force exerted by blood confined within blood vessels or heart chambers is known as blood hydrostatic pressure.
Capillary hydrostatic pressure (CHP) is the pressure exerted by blood against the wall of a capillary, and it is the same as capillary blood pressure.
CHP is the force that propels fluid from capillaries into tissues.
The net filtration pressure is the net flow of fluid across the capillary membrane and is determined by the balance of the four Starling forces.
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why is fructose bad for
Now write the mRNA strand for the given DNA strand.
5. ATG TCG CTG ATA CTG
Answer:
6. GAA GCG ATC AGT TAC
Answer:
7. AATGAATAGCTAGCT
Answer:
Answer:
5. UAC AGC GAC UAU GAC
6. CUU CGC UAG UCA AUG
7. UUACUUAUCGAUCGA.
YOU WELCOME IF ITS RIGHT ;)
Explain why transboundary environmental threats like pollution are a problem for both parties, even if one community is principally responsible for the pollution.
Answer:
Due to its spreading nature.
Explanation:
Transboundary environmental threats like pollution is a problem for both parties i. e. one that is producing pollution and the other which is not producing it, because pollution can't remain at one place and spread from one part to another part of the earth due to open environment. So due to its spreading, it affected both the producing and non-producing parties.
Answer:
Even when pollution originates on one side of a border, it often spreads through the environment beyond the point of origin, becoming a shared problem. It is important to track the sources of pollution to identify the policies and sources for prevention efforts, but regardless of the source of pollution, once a border area becomes polluted, the pollution is a health threat for all individuals on either side of the border.
Explanation
sample answer on edge 21
can i have brainliest please
The external openings of the airway include which of the following features? (multiple answers)
mouth
lungs
alveoli
nose
diaphragm
Answer: mouth, nose
Explanation:
4. Mary Mallon was confined because as a healthy carrier of typhoid she could transmit the disease to
others, yet she continued to work in a job in which transmission was likely. Did public health officials
make the right decision when they removed her from her job? Why or why not? What are the rights and
responsibilities of an individual who can transmit a disease? What are the rights and responsibilities of
the society in which the individual lives?
Before on a job as a cook, she had worked in a number of domestic roles for wealthy families. As just a healthy carrier for Salmonella typhi, and because many people she infected as a result of her false illness denial.
Mary Mallon transmitted typhoid where?Between 1900 and 1907, Mary Mallon, also known as Typhoid Mary, was discovered as a typhoid bacterium carrier and the cause of numerous typhoid fever epidemics in New York City on Long Island.
What types of carriers are crucial to the transmission of typhoid fever?Typhoid or paratyphoid fever are typically spread by ingesting water or food that has been tainted with the excrement of those who have the illnesses or who are long-term carriers of the bacteria that cause them.
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Some form of early Homo is estimated to have evolved into Homo erectus around: O 5-7.5 million years ago
O 1.7-2 million years ago O 10,000-40,000 years ago O 50,000-70,000 years ago t
Some form of early Homo is estimated to have evolved into Homo erectus around 1.7-2 million years ago, option B is correct.
Homo erectus is believed to have evolved around 1.7-2 million years ago based on fossil evidence and dating methods. Fossil discoveries, such as the famous Nariokotome Boy skeleton found in Kenya, provide crucial insights into the anatomy and characteristics of Homo erectus. These fossils, along with other archaeological and genetic evidence, suggest that Homo erectus was the first hominin species to exhibit significant anatomical and behavioral differences from earlier hominins.
The emergence of Homo erectus marked a significant milestone in human evolution, as this species had a larger brain size, more advanced tool-making abilities, and potentially even the ability to control fire. These developments laid the foundation for the subsequent evolution of Homo sapiens, option B is correct.
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The complete question is:
Some form of early Homo is estimated to have evolved into Homo erectus around:
A) 5-7.5 million years ago
B) 1.7-2 million years ago
C) 10,000-40,000 years ago
D) 50,000-70,000 years ago
Treatment of antibodies with a particular protease clips the heavy chains in half, releasing the two arms of the Y-shaped molecule. How might the antibodies continue to function?
The antigen fragments could kill viruses and opsonize bacteria due to the intact antigen-binding site.
What are antibodies exactly?When your body comes into contact with an undesirable chemical, antibodies, proteins, protect you. Your immune system produces antibodies that bind to these foreign substances and expel them from your body. An alternative name for an antibody is immunoglobulin.
What types of antibodies are there?Immunoglobulins, usually referred to as antibodies, come in five main varieties in the body. The immunoglobulin isotypes IgA, IgD, IgG, IgE, and IgM differ from one another. Mucosal tissue contains immunoglobin A (IgA), which serves as the body's first line of defense against infection. Pathogens are marked by IgA for eradication by other antibodies.
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prompt: imagine you are a paleoanthropologist who has just unearthed a fossil. its features indicate it is a hominin (a bipedal ape) and it is dated at nearly two million years old. there are many other previously discovered hominin fossils to compare to your new discovery. first, which species concept would you use in this circumstance and why? second, explain how you would decide if your fossil was a member of a previously discovered species of hominin or the first specimen of a previously unknown species. be sure to use your knowledge of macroevolution to justify your proposed methods.
As a paleoanthropologist, the species concept I would use in this circumstance is the biological species concept.
This concept defines a species as a group of organisms that can interbreed and produce viable offspring. Since the hominin fossil that I have unearthed is nearly two million years old, it is important to use the biological species concept to compare it to previously discovered hominin fossils.
To decide if my fossil is a member of a previously discovered species of hominin or the first specimen of a previously unknown species, I would conduct a comparative analysis with previously discovered hominin fossils. This would involve examining the physical characteristics of the fossil, such as the skull shape, tooth size, and limb proportions, and comparing them to those of other known hominin species.
I would also use macroevolutionary methods to determine if my fossil is a member of a previously discovered species or a new species. Macroevolution is the study of large-scale evolutionary patterns and processes. By using macroevolutionary methods, I could compare the fossil's characteristics to those of other known hominin species and determine if it represents a transitional form between two known species or a new species altogether.
If my analysis indicates that the fossil is a member of a previously discovered species, I would compare it to other specimens of that species to determine if there are any unique characteristics that set it apart. If my analysis indicates that the fossil is a new species, I would work to classify it based on its physical characteristics and determine its evolutionary relationships with other hominin species.
Overall, the use of the biological species concept and macroevolutionary methods are crucial in determining whether the hominin fossil I have discovered is a member of a previously discovered species or a new species altogether.
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A gas at a fixed volume has an initial volume of 132 L and a tempera- ture of 24.80 K. The temperature is decreased to 10.01 K. What is the new volume?
The new volume is 53.28 L.
Temperature is a physical amount that expresses the hotness of a count number or radiation. There are 3 kinds of temperature scales:, which includes the SI scale. Temperature is the diploma of the hotness or coldness of an item.
An ideal gas is a theoretical fuel composed of many randomly moving point debris that isn't concerned with interparticle interactions. the suitable fuel concept is beneficial as it obeys the ideal fuel law, a simplified equation of nation, and is amenable to evaluation below statistical mechanics.
using the ideal gas equation.
PV = nRT
V₁/V₂ = T₁/T₂
V₂ = V₁T₂/T₁
= 132 L × 10.01 K / 24.80 K
= 53.28 L
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What would happen if there were no condensation stage in the water cycle?
answer : there would be no rain.
help me with answer number 4
The theory that complex cells evolved after primitive cells engulfed bacterial cells
that continued functioning is known as endosymbiosis. Below the diagram
represents a theory about cells. The origin of which type of cell does not best fit this
diagram?
Cell is the smallest unit of an organism that can have a separate existence.
What is a cell?This question is incomplete but I will try to help you as much as possible. The term cell is the smallest unit of an organism that can have a separate existence.
We know that all cells come from pre existing cells and complex multi-cellular organisms evolved from simple unicellular organisms. This forms the basis of the cell theory.
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Answer:
your supposed to put the diagram....
The answer would be Prokaryotic Cells.
_______ is a process that alters the three-dimensional shape of a protein and is a special consideration for exercise in expecting mothers.
A Denaturation is a process that alters the three-dimensional shape of a protein and is a special consideration for exercise in expecting mothers.
Denaturation defines the unfolding or breaking up of a protein, modifying its standard three-dimensional structure. Proteins may be denatured by chemical action, heat or agitation, causing a protein to unfold or its polypeptide chains to become disordered, typically leaving the molecules non-functional. Denaturation means the destruction of the tertiary structure of a protein molecule, and random polypeptide chain formation takes place.
Proteins are large biomolecules and macromolecules that comprise one or more long chains of amino acid residues. Proteins perform a vast array of functions.
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After a check-up, Josephine's doctor told her that she had mild anosmia and that she can only distinguish about two thirds of the smells that most adults can.
Answer:
Yes.
Explanation:
Yes, she can only distinguish about two thirds of the smells because of the mild anosmia while on the other hand, if she has full anosmia she loss the ability of smell. Mild anosmia is the disease which takes half or some part of the ability but in the case of complete or full anosmia, the patient has lost the ability to smell completely so that's why mild anosmia enable her to distinguish about two thirds of the smells as compared to full loss of smell ability.
What is shown in the
image below?
A. Food chain
B. Trophic chain
C. Food web
D. Energy web
Plz help on a timed quiz!
Will give 30 points to who answers and will try to give Brainiest if right :)
Answer:
the answer is food web.
Explanation:
it says it at the top of the picture :)
Warner is trying hard to complete a biology lab, but it is very difficult. He is more likely to conform to others in this setting because the task seems:
Answer: difficult
Explanation:
The options to the question are:
difficult.
dispositional.
emotional.
elementary.
Following the information in the question regarding the difficulty in the biology lab that Warner wants to compete, if he doesn't complete, then he'll likely conform to others in this setting because the task seems difficult.
The cell walls of a plant consist mostly of cellulose, a carbohydrate, which provides a strong structure. The cell membrane gets its structure primarily from lipids, and embedded proteins allow for material transport.
Answer:
Common to all plant species, the cell wall is the tough outer coat that protects the plant cell. The cell wall is mostly carbohydrate‐based, comprising three major classes of polysaccharides: cellulose, hemicellulose and pectin. There are also important structural proteins as well as phenolic and aliphatic polymers.
Explanation:
how is the lunar-linked rhythm of fiddler crab courtship similar in mechanism and function to the seasonal timing of plant flowering?
The lunar-linked rhythm of fiddler crab courtship is similar to the seasonal timing of plant flowering in terms of mechanism and function.
The lunar-linked rhythm of fiddler crab courtship is similar in mechanism and function to the seasonal timing of plant flowering in the following ways:
Both are regulated by environmental cues, such as light and temperature.Both involve the synchronization of biological processes with external factors.Both help to increase the likelihood of successful reproduction.Therefore, the lunar-linked rhythm of fiddler crab courtship and the seasonal timing of plant flowering are examples of biological timing mechanisms that are influenced by environmental factors.
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A student was told that a drawing of a bacterial cell had been magnified 30 000 times. The lengthof the drawing was 45 mm.What was the actual length of the bacterium? (1mark)A) 0.15 mmB) 1.5μmC) 0.66 mmD) 0.66μm
The actual length of the bacterium is B) 1.5μm