How would mendel's observations and conclusions have been different if many of the characteristics he studied, such as seed color and seed texture, had been controlled by genes located close together on the same chromosome?
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Mendel's observations and conclusions would have been different if many of the characteristics he studied, such as seed color and seed texture, had been controlled by genes located close together on the same chromosome. The following are the reasons why Mendel's observations and conclusions would have been different:
Gene linkageThe dihybrid cross would not have been accurateThe inheritance ratios would be distorted1. Gene linkage: When genes are located on the same chromosome, they are linked. As a result, they would not independently assort according to Mendel's Law of Independent Assortment. Mendel used the inheritance of one trait to investigate another trait in his research.
2. The dihybrid cross would not have been accurate: Mendel's Law of Independent Assortment enabled him to do a dihybrid cross to investigate the inheritance of two traits. If two genes are linked, they cannot independently assort, and a dihybrid cross would not reveal the correct inheritance pattern.
3. The inheritance ratios would be distorted: The law of segregation is based on the separation of homologous chromosomes during meiosis. Segregation is the principle that guides Mendelian inheritance. Because linked genes are on the same chromosome, they will not segregate independently.
As a result, the inheritance ratios would be distorted.
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Related Questions
8. 4. What is the name of the molecule in plants that stores sugars? F. starch G. protein H. cellulose J. glycogen
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Answer : i hope this answers your question :)
Explanation:Plants also can store the energy packed in a glucose molecule within larger starch molecules. They can even put the glucose into other sugars — such as fructose — to make a plant’s fruit sweet. All of these molecules are carbohydrates — chemicals containing carbon, oxygen and hydrogen.
starch is the storage form of glucose in plant cell.
what are the function of starch ?Starch is a complex carbohydrate found in plants which is mainly synthesized in the green leaves from glucose produced during photosynthesis and serves as the plant's reserve food material.
It's is present in food like root vegetables, beans and whole grains, break down of Starch will give rise to glucose and providing a more gradual energy source for different metabolic processes than simple carbohydrates,
Starch converts into glucose and these Glucose circulates throughout the body through bloodstream and gets taken up by cells and used as a source of fuel.
starch and starchy foods materials Provide energy to your brain and body , Supplying fiber, which help us to feel full, Supplying B vitamins, iron and calcium.
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why do we need forest
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You are a scientist on the soloman islands. You are assigned with making recommendations
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Biodiversity Conservation: The Solomon Islands are home to rich biodiversity, containing singular environments and endangered class.
What is the recommendations?It is important to plan out biodiversity preservation through system which controls organization and administration of protected fields, in the way that nationwide parks and sea reserves
Climate Change Adaptation: The Solomon Islands are vulnerable to the impacts of temperature change, containing climbing ocean levels, raised frequency of extreme weather occurrences, and sea acidification. It is main to expand and implement agreement actions that focus on marshy care, tenable land use preparation, and trend-resilient foundation
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C.___P2O3 ___P4+ ___O2 right answers only
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Answer: The answer is B
Explanation: It’s P2O3 and P4 and O3, to balance them you have to put a 2 in the first so it’ll be P4O6 ——— P4 , O6.
Glycogen starch and cellulose are examples of
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Serratia marcescens bacteria has a gene that regulates red pigment production by cells. A student inoculates two nutrient agar plates of Serratia and incubates one at 250C and the other at 370C. Following incubation, the student observes that colonies on the 250C plate are red while those on the 370C plate are nonpigmented.
Which of the following statements is a logical conclusion based on these results?
A. Low temperatures cause repression of certain housekeeping genes.
B. Serratia cells undergo a genotypic change that is proportional to changes in temperature.
C. This is an example of constitutive gene expression.
D. Serratia genes for pigment production are induced at certain temperatures.
Answers
Answer:Serratia genes for pigment production are induced at certain temperatures
Explanation:
The red pigment production is dependents on temperature.
Some bacteria are thermophile doing very well in extreme temperature while some are very sensitive to temperature changes.
The red pigment production is regulated by certain gene in the bacteria but can only be activated at certain temperature. 25°C was suitable for the red pigmentation that is why the plate color changed this indicate the sensitivity of the pigment production to temperature changes.
Conclusion - To get the best of serratia it is best to keep them at a temperature lower than the normal room temperature for the gene to be activated and full express itself.
WILL GIVE BRAINLY IF CORRECT!!! NO RANDOM ANSWERS!!
1. are marsupials discussed to prove against biogeography/ geographic distribution. SHOW YOUR EXPLANATION!!
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Answer:Marsupial mammals on Australia likely evolved from a common ancestor. ... Because Australia was isolated by water for millions of years, these species were able to evolve without competition from (or exchange with) mammal species elsewhere in the world.
Explanation:
Answer:
Biogeography is the study of the geographical distributions of biological organisms. For scientists who study evolution, biogeography is often an important part of their analysis, because it provides compelling proof for their theory. This is because many geographical features, such as oceans, rivers, mountains and islands, provide barriers to species, allowing scientists to observe how they evolve separately from one another.
Explanation:
a phagehunter plates 400 phage particles onto a pyca plate with gordonia terrae. the burst size of the phage is 50 phage particles per round of replication. after three rounds of replication, how many phage particles are present on this plate?
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The number of phage particles present on this plate is 60000.
A phage particle consists of a single form of nucleic acid (both DNA or RNA) and a protein capsid that protects the genetic cloth. The vast majority of phages also possess a tail (fabricated from proteins) that enables the specific recognition of a receptor on the surface of the host bacterium.
No. Of phage particles in phage hunter = 400
No. Of phage particles replicate from one particle in 1 round= 50
No. of phage particles replicate from 400 particles in round = 50*400
= 20000 particles.
No. Of phage particles replicate from 400 particles in 3 rounds= 20000*3
= 60000
So after three rounds of replication, 60000 phage particles are present on this plate.
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Which diagram number below represents the liquid layers in the cylinder?
(K) Karo syrup (1.4 g/mL), (V) vegetable oil (0.91 g/mL,) (W) water (1.0 g/mL). Support your answer with a brief explanation.
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Answer:
Diagram 1
Explanation:
The correct diagram that depicts the liquid layers in the cylinder would be diagram 1.
The density of a substance is a measure of how heavy the substance is. Hence, a liquid that is heavier than water (with higher density) would sink in water while a liquid that is less dense than water would float on it.
Therefore, based on the density of the karo syrup (1.4 g/mL), it would take the bottom space in a cylinder, followed by water (1.0 g/mL) while vegetable oil with 0.91 g/mL would float on the former two.
The correct diagram is 1.
Which statement is FALSE about epigenetic modifications?
a. The tails of the nucleosome octamer components can be modified with methylation
b. The tails of the nucleosome octamer components can be modified with acetylation
c. Only non-DNA components of chromatin are modified with epigenetic markers
d. Epigenetic modifications control whether a region is euchromatin or heterochromatin
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The false statement about epigenetic modifications is:
c. Only non-DNA components of chromatin are modified with epigenetic markers.
Epigenetic modifications refer to changes in gene expression that do not involve changes to the underlying DNA sequence. These modifications can be inherited and can influence how genes are turned on or off in different cells or at different stages of development.
a. The tails of the nucleosome octamer components can be modified with methylation: This statement is true. Methylation of the tails of nucleosome octamer components, which are made up of histone proteins, can affect gene expression by either activating or repressing the associated genes.
b. The tails of the nucleosome octamer components can be modified with acetylation: This statement is also true. Acetylation of histone tails is another type of epigenetic modification that can influence gene expression. Acetylation generally leads to gene activation by relaxing the chromatin structure and allowing transcription factors to access the DNA.
d. Epigenetic modifications control whether a region is euchromatin or heterochromatin: This statement is true. Epigenetic modifications play a crucial role in determining whether a region of DNA is in a euchromatin state, which is more accessible for gene expression, or a heterochromatin state, which is more condensed and less accessible for gene expression.
In summary, the false statement is c. Only non-DNA components of chromatin are modified with epigenetic markers. Epigenetic modifications can occur on both DNA and non-DNA components of chromatin, such as histone proteins. These modifications can have significant impacts on gene expression and are essential for cellular development and function.
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Food contains large, complex molecules that cannot be easily absorbed into the body and used by cells. Bread, for example, contains starch, which is a polysaccharide. Digestive enzymes break down these complex molecules into smaller molecules the body can use. What would happen if digestive enzymes were not present?
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Answer:
Digestive enzymes are the enzymes that function in the breakdown of complex food molecules into smaller molecules that can be easily utilized by the body.
If digestive enzymes were not present in our system, the complex food would be unable to break down into simpler molecules and the undigested food will move down into the large intestine, causing unpleasant symptoms such as gastric. The absence of digestive enzymes can also reduce the energy and nutrients components in the body.
What do we call the master control
genes?
A. manipulating genes
B. hox genes
C. omega genes
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Answer:
Hometic genes
Explanation:
BEcause it is
As you increase the temperature, the rate of photosynthesis increases and then decreases.
True
False
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Answer:
true
Explanation:
Because plants need sunlight to do photosynthesis.
the amount of energy made available by plants to other organisms is referred to as . group of answer choices photosynthesis productivity aerobic respiration primary productivity
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It is the total amount of organic matter produced by the plants that is available to the herbivores in an ecosystem. NPP = GPP - Respiration losses Therefore, the given statement "the amount of energy made available by plants to other organisms is referred to as productivity" is correct.
The amount of energy made available by plants to other organisms is referred to as productivity. Productivity is the amount of biomass produced per unit area per unit time in an ecosystem. Productivity can be calculated through two types: Gross Primary Productivity (GPP) and Net Primary Productivity (NPP).Gross Primary Productivity (GPP): It is the total amount of organic matter produced by the plants through photosynthesis in a given period of time. GPP is the total photosynthetic rate of all the producers in an ecosystem. GPP
= NPP + Respiration losses Net Primary Productivity (NPP): It is the amount of organic matter produced by plants after accounting for the respiration losses from GPP. It is the total amount of organic matter produced by the plants that is available to the herbivores in an ecosystem. NPP
= GPP - Respiration losses Therefore, the given statement "the amount of energy made available by plants to other organisms is referred to as productivity" is correct.
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briefly describes what happens in each of the three phases of aerobic cellular Respiration. Include where each phase takes place and how much ATP is produced during each phase.
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Answer:
b
Explanation:
What is energy?
Options:
anything that has mass and takes up space
phases: solids, liquids, and gases
all the "stuff" in the universe
the ability to do work
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Answer:
answer is the ability to do work
if two groups of organisms are no longer able to successfully interbreed because they breed at different times of the year, it is considered
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If two groups of organisms are no longer able to successfully interbreed because they breed at different times of the year, it is considered as speciation.
New species arise through a process called speciation. In speciation, an ancestral species splits into two or more descendant species that are genetically distinct and can no longer reproduce.Darwin envisioned speciation as a divergence event.
Speciation can be caused by evolution. Evolution is the process that results in the accumulation of many small genetic changes, called mutations, within a population over a long period of time.
In nature, there are four geographic speciation modes based on the degree to which speciation populations are isolated from each other. They are:
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What is the ICD-10 code for bacteremia?
Answers
The ICD-10 code for bacteremia is A41
it falls under the category of "Sepsis, unspecified"
A41.9 is a code that indicates that the patient has sepsis, but the specific type of sepsis is not specified.
Bacteremia is the presence of bacteria in the bloodstream. It is a serious condition that can lead to sepsis, a potentially life-threatening infection. The bacteria can travel throughout the body and cause widespread inflammation and organ damage.
Bacteremia can be caused by a variety of different types of bacteria and can occur as a result of an infection in another part of the body such as a urinary tract infection, pneumonia, or as a complication of a surgical procedure.
Symptoms of bacteremia can include fever, chills, rapid heartbeat, shortness of breath, and confusion.
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A student is using the Kirby-Bauer procedure to test if a bacterial organism is resistant or sensitive to the two antibiotics, X and Y. A zone of inhibition was only observed around the antibiotic Y. This means that ...
Answers
This result indicates that the bacterial organism is resistant to antibiotic X, and sensitive to antibiotic Y. The Kirby-Bauer procedure involves streaking organisms onto an agar plate that has been pre-inoculated with the two antibiotics.
A zone of inhibition forms in the area of the plate where the antibiotic has killed off the organisms. If no zone of inhibition is observed, then the organism is resistant to the antibiotic. In this case, no zone of inhibition was observed around antibiotic X, indicating that the organism is resistant to it. However, a zone of inhibition was observed around antibiotic Y, indicating that the organism is sensitive to it.
This suggests that the organism may be more likely to respond to treatments with antibiotic Y rather than antibiotic X. It is important, however, to note that this result is only an indicator of bacterial sensitivity, and does not guarantee a successful treatment. Further tests should be conducted to confirm the results.
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Which combination of alleles are always involved in the inheritance of a sex-linked trait?
Answers
Answer:
alleles that are carried on X and Y chromosomes
Explanation:
Edge
Cichlid fish in the great lakes of Africa have undergone an explosive adaptive radiation of species in the last three hundred thousand years. What kind of speciation would this be
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The explosive adaptive radiation of species observed in cichlid fish in the great lakes of Africa would be an example of sympatric speciation.
Sympatric speciation occurs when new species evolve from a common ancestor within the same geographical area, without the physical separation of populations.
In the case of cichlid fish, the great lakes provide diverse ecological niches and habitats, creating opportunities for the fish to adapt and specialize in different ways.
The availability of various resources, such as food sources and breeding sites, can drive natural selection and promote the development of distinct traits and behaviors in different populations.
This process of adaptive radiation leads to the rapid diversification of species, as the fish exploit different ecological niches and evolve adaptations that allow them to occupy unique ecological roles within their shared environment.
Over time, this can result in the formation of numerous species with distinct characteristics, behaviors, and ecological interactions.
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How do they address water conservation?
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Answer:
How to Conserve Water.
Always turn taps off tightly so they do not drip.
Promptly repair any leaks in and around your taps. ...
Use an aerator and/or a water flow-reducer attachment on your tap to reduce your water usage.
When hand-washing dishes, never run water continuously.
4
If Jennifer wanted to grow her hair out without fear of it breaking or becoming damaged, what macromolecules should she increase in her daily diet
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Answer:
I'm guessing proteins because hair is made out of keratin and keratin is a protein.
Explanation:
Which cell cycle checkpoint would be most likely to catch DNA damage that has occurred due to sunbathing? G2 checkpoint S checkpoint Anaphase checkpoint O Metaphase checkpoint Cytokinesis checkpoint Prophase checkpoint G1 checkpoint Telophase checkpoint
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The cell cycle checkpoint most likely to catch DNA damage that has occurred due to sunbathing is the G1 checkpoint.
This checkpoint assesses the integrity of DNA before allowing the cell to proceed to the S phase, where DNA synthesis occurs. If any damage is detected at the G1 checkpoint, the cell cycle is paused to allow for repair before the cell can proceed to the next phase. This helps prevent the propagation of damaged DNA in daughter cells.
DNA damage contributes to the mechanisms of aging and disease . It has broad relevance to human pathobiology with its involvement in birth defects, cancer, premature aging syndromes, and certain neurologic disorders. Four decades have passed since Cleaver, in his seminal work, recognized the connection between defective repair of DNA damage, cancer, and neurologic disease in children with xeroderma pigmentosum (XP) . The number of genes in the human genome whose products are involved directly in DNA repair is now considered more than 125 . The neurologic phenotype of XP patients includes ataxia, micro-encephaly, deafness, learning disability, and peripheral neuropathy; the neuropathologic findings include loss of large sensory fibers and dorsal root ganglion cells, cerebellar and cerebral atrophy, and neuronal degeneration . Mutations in genes involved in the nucleotide excision repair (NER) pathway cause most forms of XP.
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Which of the following is the best way to separate sugar from water?Which of the following is the best way to separate sugar from water?
Answers
Options:
a. decanting
b. boiling
c. filtering
d. distilling
Answers:
Distilling is the best way to separate sugar from water. Thus, the correct option is D.
What is distilling?
Distilling is essentially the technique of adding and removing heat from a combination to divide a liquid comprised of two or more components into smaller sections of the required purity.
Other substances with lower boiling points will be isolated from the vapours/liquids during distillation. Agricultural raw resources like grapes, other fruits, sugar cane, molasses, potatoes, grains, etc. are used to make distilled spirits.
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what was the Louis Pasteur view regarding the origin of life
Answers
Answer:
Louis Pasteur effectively disproved the spontaneous generation concept by performing research that displayed exposure to fresh air was the trigger of the microbial growth.
Explanation:
how to identify oxygen and carbon dioxide?
Answers
Answer:
Place a glowing splint in the test tube, and if it reignites, it could be oxygen. Place a burning splint into a test tube, and if it goes out, it could be carbon dioxide. Or, place carbon dioxide gas in limewater, and if it turns milky and gets chunks, it is carbon dioxide.
Answer: Place a glowing splint in the test tube, and if it reignites, it could be oxygen. Place a burning splint into a test tube, and if it goes out, it could be carbon dioxide. Or, place carbon dioxide gas in limewater, and if it turns milky and gets chunks, it is carbon dioxide.
Explanation:
i have done it before:)))
PLEASE HELP !!!!!!!!!! FORENSIC SCIENCE
1.) At least three physical properties for each piece of evidence. For pieces of evidence that are in the form of a representation, like a cardboard cutout, list possible physical properties that a real version of the item might have.
2.) At least two sentences explaining why you think it would or would not be useful to determine the chemical properties of any of the evidence.
3.) A paragraph discussing the class or individual characteristics of each piece of evidence.
A: What are their possible class and individual characteristics?
B: How could you use those in the investigation?
Answers
Explanation:
Determining a substance's physical or chemical identity. What are the two main requirements for identification? The adoption of testing procedures that give characteristic results for specific standard materials and the number and type of tests needed to identify a substance to exclude all other substances.
The falx cerebri projects into the ______.
transverse fissure
lateral cerebral sulcus
longitudinal fissure
Answers
The falx cerebri projects into the longitudinal fissure.
The falx cerebri is a fold of dura mater, a tough membrane that covers and protects the brain. It projects into the longitudinal fissure, which is a deep groove that separates the two cerebral hemispheres of the brain. The falx cerebri extends downward from the skull along the midline, dividing the brain into left and right hemispheres. Its presence within the longitudinal fissure provides additional support and stabilization to the cerebral hemispheres, helping to maintain the structural integrity of the brain.
Therefore, option c. longitudinal fissure is correct.
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A couple are expecting a baby. They already have a daughter.
a) What is the probability their next child will also be a girl?
b) Explain your answer.
Answers
Answer:
50/50
Explanation:
u never know if it will be a girl or a boy because it is natural to either one
HOPE THIS HELPS
Answer:50/50
Explanation:
it doesn't matter how many children you have or what gender they are you will always have a 50% percent chance