Answer:
Biotechnology is the exploitation of biological processes for industrial and other purposes, especially the genetic manipulation of microorganism for the production of antibiotics, hormones etc.
Biotechnology may be defined as a branch of modern science that deals with microorganisms, plants, or animal cell or their enzymes in order to produce products and processes that are extremely useful for humans.
What are the benefits of biotechnology?The benefits of biotechnology are as follows:
Environmental safety and protection.It improves crop productivity. It causes a remarkable improvement in human health.Some risks that are associated with biotechnology include the reduction of genetic diversity because of genetically modified technology. It may also be regarded as the most potent threat to biodiversity. The inheritance of selective traits causes natural imbalances in the environment.
The two ways through which humans use biotechnology are as follows:
Drug development.Crop production.Every coin has two aspects positive and negative. The same principle is applied to the study of biotechnology as well. But according to me, biotechnology is more beneficial due to its significant outcomes in almost every field.
It improves the quality as well as quantity of crops and their development. The production of drugs and therapeutics is a much more efficient way. It monitors environmental pollution through the utilization of biological applications, etc.
Therefore, all sorts of questions are briefly described.
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if memory cells are always present after the first exposure to a virus, then why do people get the flu every year?
Answer:
People get the flu every year because unfortunately the flu virus mutates every year.
Explanation:
This graph displays Earth's water distribution. Based on the other data shown on the graph, what percentage of Earth's water distribution comes from groundwater sources?
A) 0.77%
B) 20.5%
C) 97.5%
D) 99.7%
Answer:
O.77%
Explanation:
USA Testprep
If a person’s phenotype is that they cannot roll their tongue, what is their only possible genotype?
Uhh I'm really not sure if not rolling the tongue is dominant or recessive, but judging by the fact that you said their "only possible" genotype, I'm assuming it's homozygous recessive
Describe how C. parvum obtains the glucose it needs for glycolysis after it has infected another cell
Explanation:
Cryptosporidium parvum mainly affects intestine which is the human digestive system.
It is a single cell parasite and depend on the host for its resources.
It uses the glucose already present in the digestive system of hosting. Therefore it obtains this glucose from the host cell to carry out glycolysis
How is matter transformed and conserved in the carbon cycle?
How is energy transformed and conserved in the carbon cycle?
Is there anyone who can answer this or explain it to me?
Answer:carbon can be form naturally or artificially, both give energy by giving heat power.
Explanation:
Within a freshwater ecosystem, trout eat insects and crayfish. Eagles and otters eat trout. Given this information only, which pair organisms are predators?
A. eagles and trout
B. insects and crayfish
C. trout and insects
D. otters and crayfish
Answer:
Eagles and trout because they are the ones consuming other animals.
Global warming is closely associated with
How do alleles that display codominance differ from alleles that display simple dominance?
Answer:
Codominance is both phenotypes of both homozygous to be made in heterozgous individuals (both alleles are expressed equally). not complete dominance when both heterozygous and homozygous have the exact phenotype. Example of codominance: A black and white feathered chicken.
Explanation:
Alleles in codominance are equally expressed in the phenotype, while simple dominance only shows the dominant allele's effect.
Alleles that display codominance differ from alleles that display simple dominance in that both alleles in the genotype are equally expressed in the phenotype. In contrast, in simple dominance, only one allele (the dominant allele) is expressed, while the effect of the other (recessive) allele is masked when they are both present. An example of codominance is the ABO blood type system in humans; individuals with AB blood type inherit one A allele (IA) and one B allele (IB) and express both surface antigens A and B on their red blood cells.
When are lung transplants performed? What are the risks of lung transplants?
In most cases, a lung transplant is done only after all other treatments for lung failure are unsuccessful. Lung transplants may be recommended for people under age 65 who have severe lung diseases. The major risk of a lung transplant is organ rejection. This happens when your immune system attacks your donor lung as if it were a disease. Severe rejection could lead to failure of the donated lung. Other serious complications can arise from the drugs used to prevent rejection.
Answer:
Lung transplants are performed when there are no other medical options; it is a last resort.
The recipient’s body may reject the new lung.
The transplanted lung may also become infected.
Explanation:
on edge
During most of the year, the air over Houston, Texas contains a high
amount of moisture. This moisture is known as humidity. The high
humidity causes some people to describe the air as feeling "heavy."
The above statement describes the
of
Houston, Texas.
Select one:
elevation
O
population
o
weather
weather
climate
Answer:
kinda hard to make sense of the question, but if weather is an option, that would be the answer im sure
Explanation:
my brain smart and big
The high amount of moisture in the air, known as humidity, describes the climate of Houston, Texas, where the humidity makes the air feel 'heavy.'
The statement about the air over Houston, Texas, containing a high amount of moisture refers to the climate of Houston. Climate encompasses the long-term patterns of temperature, humidity, wind, precipitation, and other atmospheric conditions in a region. In Houston, the high humidity contributes to the sensation of the air feeling "heavy" because warmer air can hold more moisture, making the humidity levels a significant aspect of the area's climate. The concept of humidity is directly related to the water vapor content in the air, which is why locations with high temperatures, such as Houston, often experience high humidity levels, affecting the local weather and, over time, defining the climate.
Describe the relationship between DNA,
chromosomes, and genes.
Answer:
Genes are segments of deoxyribonucleic acid (DNA) that contain the code for a specific protein that functions in one or more types of cells in the body. Chromosomes are structures within cells that contain a person's genes. Genes are contained in chromosomes, which are in the cell nucleus.
Hopefully that helped you answer your question
Explanation:
The relationship between DNA, chromosomes and genes is as follows:
The deoxyribonucleic acid (DNA) chain, a structure in charge of the transfer of inherited traits, is known as a gene.Genes are found within chromosomes, these are organized into strands of DNA and they represent the various chromosomes.The totality of the genetic information of an individual, that is to say, the set of all the genes contained in the chromosomes is what is called the genome.Therefore, we can conclude that a gene is a segment of DNA, found within the chromosome.
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What are the six steps of the Carbon Cycle?
Answer:
here u go
Explanation:
Photosynthesis. Plants pull in carbon dioxide out of the air through photosynthesis. ...
Decomposition. ...
Respiration. ...
Combustion.
Final answer:
The Carbon Cycle includes six steps: photosynthesis, respiration, decomposition, ocean uptake, interactions with rocks and fossil fuels, and human activities, all of which involve the movement and transformation of carbon through different forms in the Earth's ecosystems.
Explanation:
The Carbon Cycle is a series of processes by which carbon compounds are interconverted in the environment, involving the incorporation of carbon dioxide into living tissue by photosynthesis and its return to the atmosphere through respiration, the decay of dead organisms, and the burning of fossil fuels. The six steps of the Carbon Cycle are:
Photosynthesis: Plants draw carbon dioxide out of the atmosphere and convert it into carbohydrates through photosynthesis.Respiration: Animals and plants respire by using oxygen to convert carbohydrates into energy, returning carbon dioxide to the atmosphere.Decomposition: The breakdown of dead organisms and organic waste by soil microorganisms releases carbon dioxide back into the atmosphere through soil respiration.Ocean Uptake: Carbon dioxide is dissolved in ocean water, where it can be used to form carbonates or taken up by marine organisms.Rocks and Fossil Fuels: The formation and weathering of rocks can store carbon for long periods, and burning fossil fuels releases carbon back into the atmosphere.Human Activities: Activities such as burning fossil fuels and deforestation increase the level of carbon dioxide, disrupting the natural carbon cycle.These steps form a complex pathway through which carbon atoms cycle through the Earth's ecosystems, impacting climate and supporting life on Earth.
What causes eclipses? Select three options.
Earth’s rotation on its axis
moon’s shadow covering the Earth
Earth’s shadow covering the moon
Earth’s orbit and moon’s orbit occasionally aligning
the moon and Sun’s gravity pulling in the same direction
Answer:
both C and D
Explanation:
I took the test
what will happen to the population of dolphins if the sharks die out? it will increase, it will decrease, it will stay the same
Answer:
Increase
Explanation:
If sharks die, there will be less populations eating dolphins, this means that less dolphins will be eaten and therefore they will get to reproduce and eat without be disturbed by sharks.
NOTE: IN REAL LIFE SHARKS USALLY DON'T EAT DOLPHINS, I'M DON'T TRUST THIS ANSWER UNLESS YOU AGREE
Where do nutrients first enter the blood?
A. Through cells in the nephrons of the kidneys
B. In the liver, where glucose is delivered to the blood
C. In the kidney, where wastes are sent to the bladder
D. Through cells in the villi of the small intestine
Answer:
D
Explanation:
Answer:D is the right answer
Which of the following happens during the second trimester of fetal
development?
A. Fetal breathing becomes rhythmic.
B. The placenta develops.
C. The weight of the fetus becomes half of what it will be at birth.
D. The fetal reproductive system matures.
Someone help me please
During the second trimester, the fetal reproductive system matures, the fetus becomes more active, and the placenta fully supports nutrition and waste elimination.
Explanation:During the second trimester of fetal development, several significant changes occur. The fetus grows to about 30 cm, becomes active, and the mother usually feels the first movements. All organs and structures continue to develop.
Importantly, the placenta has fully taken over the functions of nutrition and waste elimination and has begun the production of estrogen and progesterone, as the corpus luteum has degenerated by this stage. The placenta's importance is heightened during the second trimester, as it will continue to function up through the delivery of the baby. Therefore, the correct answer to the question is D. The fetal reproductive system matures.
Final answer:
During the second trimester, the fetus continues to grow, reaching about 30 cm, and becomes more active. The placenta, already developed, handles nutrition, waste elimination, and hormone production. Organ and structural development is ongoing, including that of the reproductive system. Option A,B, D.
Explanation:
During the second trimester of fetal development, the fetus experiences significant growth and changes. According to provided references, by the end of the second trimester, the fetus has grown to about 30 cm (12 inches) and becomes more active, with movements being felt by the mother. The development of all organs and structures continues, with the placenta already established and taking over various functions such as nutrition, waste elimination, and the production of hormones like estrogen and progesterone from the degenerated corpus luteum. The placenta maintains these functions until the delivery of the baby. Regarding the provided choices, respiratory system changes do occur, and while the fetus makes breathing movements, rhythmic fetal breathing is not established due to dependence on the mother for oxygen. The placenta is fully developed early on and does not just start to develop during the second trimester. Fetal weight shifting to half of what it will be at birth, typically occurs later in pregnancy. The maturation of the fetal reproductive system also continues to develop throughout the second trimester.
PLEASE PLEASE PLEASE Darwin suggested that evolution occurred at a steady, relatively slow rate. Today m, scientists cite fossil evidence to support which revision of Darwin’s suggestion?
A. Evolution occurs slowly in the ocean and rapidly on land.
B. Evolution occurs slowly at the molecular level and rapidly at the organism level.
C. Evolution may sometimes occur very rapidly, in any clade and at any time.
Answer:yo B I think
Explanation:
Cuz evolution is a slow process and it takes time and A dont make any since
Mosquitoes lays eggs that must hatch in water. The young, called larvae live their first few days in water
Which sentence best describes where you will most likely find mosquitoes and their eggs during the dry season in the Fonda Everglades?
A. They will be spread out because water is everywhere
B. They will be mainly in one area because water is everywhere
C. They will be in fewer areas because water is scarce
D. They will be everywhere because water is scarce
Answer:
D
Sorry if its wrong
Explanation:
Ecologists use survivorship curves to visualize how the number of individuals in a population drops off with time. By plotting the
number of survivors per 1,000 individuals on a log scale versus time, three basic patterns emerge, seen here in the graph. Most
individuals in this population produce many thousands of offspring, most of whom die right away. Relatively little effort or
parental care is invested in each individual. Once this initial period is over, survivorship is relatively constant.
Predict which type of organism could be represented by survivorship curve type III.
Answer:
it's a
Explanation:
The survivorship curve that represents organisms with high initial mortality and constant survivorship is characteristic of r-selected species, such as insects or small rodents.
The survivorship curve you're describing, characterized by high initial mortality followed by relatively constant survivorship, is typical of r-selected species.
These are organisms that exhibit a reproductive strategy emphasizing quantity over quality.
They invest minimal effort in parental care and produce a large number of offspring, many of which do not survive to reproductive age.
R-selected species are often found in unstable or unpredictable environments, where the ability to reproduce quickly and produce a large number of offspring can be advantageous.
These species typically have a shorter lifespan, mature quickly, and have high reproductive rates.
Examples of organisms represented by this survivorship curve include insects, small rodents, and some species of fish.
Insects, for instance, often lay numerous eggs or give birth to many offspring, but only a small fraction of them survive to adulthood.
This strategy allows them to adapt to changing environmental conditions and maintain their population.
The curve's initial steep decline is due to the high mortality during early life stages, which is characteristic of many r-selected species.
The subsequent plateau indicates that the survivorship rate remains relatively stable over time, as the surviving individuals reach maturity and their mortality rate becomes more constant.
In contrast, K-selected species, characterized by low reproductive rates and significant parental care, often display a different survivorship curve.
The high survivorship at the beginning of life and a gradual decline as individuals age.
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With increased altitude how does the density of the atmosphere change?
increases
remains the same
decreases
fluctuates
Answer:I wanna say increases
Explanation: but I don't know for sure
What is the benefit of putting human genes
into an animal's DNA?
Final answer:
Introducing human genes into animals leads to the creation of transgenic animals, which can produce proteins for human medicine and serve as models for disease research. This approach enhances the production of biopharmaceuticals and helps in the understanding of human genetic disorders.
Explanation:
Benefits of Human Genes in Animal DNA
One of the significant advancements in biotechnology is the introduction of human genes into an animal's DNA to create transgenic animals. This has multiple applications, particularly in the production of biopharmaceuticals and in disease research. For instance, by incorporating genes for human proteins into animals, we can have these animals produce substances valuable for human therapy, such as hormones, enzymes, and other proteins. These proteins can be obtained in a more cost-effective and scalable way compared to traditional methods of production.
Transgenic goats and sheep, for example, have been engineered to express human proteins in their milk, which can then be harvested and purified for medical treatment. Similarly, transgenic mice serve as excellent models for studying human diseases and genetic disorders due to their genetic similarities with humans. By making genetic modifications to these mice, scientists can explore the effects of certain genes and predict how similar genetic changes could affect human health. Advances in genome editing further enhance our ability to produce these transgenic animals and investigate human diseases.
Overall, the inclusion of human genes in animals has improved medical research and treatment options, allowing for the development of valuable therapeutic proteins and contributing to our understanding of genetic diseases.
How does sexual reproduction increases variation within species ?
A) by increasing the rate at which parents can produce offspring
B) by reducing the amount of time it takes parents to produce offspring
C) by causing offspring to have the same exact DNA as their parents
D) by producing offspring that are genetically different from their parents
Answer:
by producing offspring that genetically different from their parents.
Explanation:
Answer:
by reducing the amount of time it takes parents to produce offspring
Explanation:
Suppose that and ecosystem experiences a decline in a major species of consumer. How might the ecosystem food web be affected?
Answer:
If consumers decrese, the animal that eats them will die off and the animal that eats that one will die off and so forth. Also, the plants will not be under 100% controle.
Explanation:
4. How does a lytic virus kill the cells that it infects?
A. It stops energy production by the cells mitochondria.
B. It allows the cell's cytoplasm to enter the nucleus, which destroys the cell's DNA.
C. It causes the cell membrane to rupture.
OD. It destroys chlorophyll molecules so that the cell cannot conduct photosynthesis.
C, It causes the cell membrane to rupture.
An abandoned field starts out with grass as the only plant species. After a few years, trees start to grow in the field. How will the trees most likely impact the biodiversity of the abandoned field?
A. The number of plant species will decrease, and the number of animal species will increase.
B. The number of plant species and the number of animal species will both increase.
C. The number of plant species and the number of animal species will both decrease.
D. The number of plant species will increase, and the number of animal species will decrease.
Answer:
B
Explanation:
A student is comparing physical versus chemical changes using sugar cubes. Which part of the student's experiment illustrates a chemical change?
A
Melting a sugar cube using a hotplate
B
Burning a sugar cube in a flame
C
Dissolving a sugar cube in water
D
Crushing a sugar cube with a mortar and pestle
How did the Ptolemaic model differ from other proposed solar system models?
It said that the planets have epicycles.
It said that the planets rotate on their axes.
It said that the planets revolve around the Sun.
It said that the planets and the Sun revolve around Earth.
Answer:
A
Explanation:
I took this AGES ago mate, i'm hoping ya catch up!
Answer:
A
I took the Test
Who was responsible for medical records before 1928?
Answer:
The physical medical record belongs to the physician who created and the facility in which the record was created. The information gathered within the original medical record is owned by the patient. That is why patients are allowed a COPY of their medical record, but not the original document.
Hope it helps you.
Final answer:
Before 1928, medical records were the collective responsibility of individual physicians and the medical community. Contributions from figures like Hippocrates laid the foundation for record keeping, while later advancements from medical associations and pioneering black doctors shaped the practice further.
Explanation:
Before 1928, the responsibility for medical records was less defined than it is today. Medical knowledge and documentation practices evolved over time, with contributions from a variety of sources.
The Greek physician Hippocrates (460-370 BC), often called the "father of Western medicine", laid an early foundational role in this field. His belief in natural causes for diseases set the stage for later medical documentation practices. The Hippocratic Corpus, a collection of texts attributed to Hippocrates and his students, is one of the oldest existing medical records. Later advancements in medical practice and standards were made by various individuals and organizations. For instance, in the 1800s, the American Medical Association and other physician societies helped improve medical standards and knowledge.
Specific individuals made significant contributions to medicine and medical recording before 1928. For example, Black doctors were instrumental in advancing medical knowledge in the early 20th century despite facing discrimination. Innovations by Dr. Solomon Carter Fuller, Dr. Louis T. Wright, Dr. William August Hinton, and Dr. Charles Drew significantly impacted medical practices, including the management of medical records related to their respective specialties.
Which flow chart best summarizes the process of protein synthesis?
rRNA → DNA→ mRNA
Protein → mRNA → DNA
mRNA → DNA → protein
DNA → mRNA → protein
The correct flow chart for protein synthesis is DNA → mRNA → protein.
Explanation:The correct flow chart that summarizes the process of protein synthesis is DNA → mRNA → protein.
Protein synthesis occurs in two main steps: transcription and translation. During transcription, the DNA sequence is transcribed into mRNA in the nucleus. Then, during translation, the mRNA is decoded by ribosomes to produce a specific sequence of amino acids, forming a protein.
The given flow chart mRNA → DNA → protein is incorrect because mRNA is transcribed from DNA, not the other way around.
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The correct answer is D. DNA → mRNA → protein.
This sequence represents the Central Dogma of Molecular Biology, which describes the flow of genetic information within a biological system.
Here’s a step-by-step explanation:
Transcription: The genetic information in DNA is copied into mRNA. During this process, a single strand of mRNA is synthesized based on the DNA template.Translation: The mRNA moves from the nucleus to the ribosome, where it is read to synthesize proteins. Each set of three mRNA nucleotides, called a codon, corresponds to one amino acid in the polypeptide chain.This systematic flow ensures that the genetic code in DNA dictates the structure and function of proteins, essential for all cellular functions. Other molecules like rRNA and tRNA assist in this complex process, but the central pathway remains DNA to mRNA to protein.
A star that is half or less the mass of
is considered a low-mass star.
Earth
B)
the sun
a
red giant
D
the Milky Way