Answer:
The correct answer is - He only tested one subject, so his conclusion is not valid.
Explanation:
In the given question there is an experiment where Joey developed medicine for curing cancer. He tested the medicine on a cancer patient but his results did not publish in the journal as the experiment is not reliable as he tested on a single subject.
The tests or experiments should have performed on different subjects to test the reliability of the results. Single-subject experiments are not trustworthy as there can be other factors or physical condition can help the subject other than medicines.
What are 3 examples of inalienable or natural rights?
The enjoyment of life, liberty, and the pursuit of happiness, as well as the acquisition and ownership of property, are some of these natural rights.
Everyone has equal inherent and inalienable rights and is free by nature. If liberty, the pursuit of life and happiness are alienable rights, then tyrannical rule can legitimately occur.
Even if it were possible, before one could object to a government action as a breach of the right to liberty, one would need to go back on the history of interactions between the populace and the political establishment.
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4. Darwin and Lamarck agreed that changes in species are linked to
a. genetics
b. environmental conditions
c. use or disuse of physical features
d. acquired characteristics
Please answer I really need help
Answer:
Lipids
Explanation:
Lipids are responsible for energy storage and makes up the cell membrane
List the following units of time from shortest to longest: age,eon,epoch,era,period, and year
Answer:
year, age, epoch, period, era, eon
Explanation:
The shortest to longest geological time scale units are year, age, epoch, period, era, eon
What is geological time scale?It is the calendar of Earth's historical events. The time scale sub- divided into units of abstract time such as eons, eras, periods, epochs, ages, years.
The geologic time scale is measured based on observable characteristics of different layers on rock surface formed during various time periods and fossils present in every layer.
Dating is the most common method to measure over the time and the most advanced method stratigraphy and geochronology in which any time scale be periodically updated.
Other way to also classify different segment of geological time scale are either by using data of the occurrence of major geologic events and the appearance or disappearance of valuable life-forms.
Hence the correct order from shortest to longest time scale are year, age, epoch, period, era, eon
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How should the sperm motility be categorized in this microscopic field of a semen sample viewed at 400X magnification
The sperm motility can be categorized in this microscopic field of a semen sample viewed at 400X magnification - Non-Progressive motility = 2; immotile = 3
Fast and slow progressive motility are calculated from the speed at which sperm migrating the flagella migrate at a certain volume percentage (range 0% to 100%) by counting 200 sperm.
Decreased sperm motility may be a symptom of disorders associated with male accessory gland secretion and the sequential ejection of these glands.
Routine sperm analysis should contain at least 50% progressively motile class A and B sperm. Sperm viability should be checked if more than 50% of the sperm are fixed. Persistent reduced mobility is a good indicator of infertility and is actually the more important outcome when making decisions about treatment options for couples.
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Help me please please please
Answer:
1.b
Explanation:
What are two kinds of laws that regulate fishing?
Answer:
Congress authorizes federal agencies to implement laws by creating and enforcing regulations. NOAA Fisheries regulates commercial and recreational fisheries in U.S. waters to preserve and support fish populations and fishing activities for future generations.
Explanation:
What is the genotype of individual II 2?
When two alleles in a genotype are the same, the genotype is said to be homozygous; when the two alleles are different, the genotype is said to be heterozygous. Genotyping is the term for the process of identifying a genotype.
A person's genotype is made up of all the alleles they have for a certain gene. The sum of a person's attributes or observable characteristics is their phenotype. The phenotype of an organism is only impacted by its genotype, which is directly inherited from its parents. It is possible for a child to have genotype "ii" because parents with type B will have either BB or Bi. A father with type "O" can have a child with genotype "ii" because type "O" is determined by allele I.
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Many lethal genetic disorders such as CF, Huntington’s, sickle cell anemia, Tay Sach’s, etc., persist in the human genome.
How have these genes survived so many millennia of evolution (why didn’t they die out)?
These genes survived so many millennia of evolution because most of the genetic disorders are caused due to mutation in genome.
What is Mutation?This is referred to as an alteration in the nucleic acid sequence of the genome of an organism, virus, or extrachromosomal DNA by different factors.
The factors which cause mutation in individuals are exposure to mutagens or a viral infection which may be due to the high increase in the technology available in the environment in which they live and operate
These genes such as those which cause disorders such as Huntington’s, sickle cell anemia, Tay Sach’s, etc survived so many millennia of evolution because there is still the cause being present in our everyday world which is therefore the reason why it was chosen as the correct choice.
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What are the four factors that leads to habitat degradation?
The four factors that leads to habitat degradation are,
1. Farming, first the agriculture sector is the one that receives the greatest criticism.
2. Business Numerous habitats are destroyed by powerful firms and corporations.
3. Noxious species Another significant factor in the loss of native species is the introduction of invasive species into areas.
4. Growing Population and Needs Human population and requirements are both rising quickly.
As a result of the extensive use of land for industrial farming, runoff is another problem that adds to pollution and habitat deterioration. A lot of fertilisers, insecticides, and other items with toxic compounds are frequently needed for farming. These compounds were once used to safeguard and encourage the growth of crops.
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Which of the following processes involves the endocrine system and digestive system working together?
When the hand touches hot food, it is quickly moved away.
Oxygen is carried to blood cells as food is digested in the stomach.
Hormones stimulate the pancreas to release enzymes needed to break down food.
The brain sends signals to the muscles to chew food.
Endocrine system is involved in the production of some chemicals called as hormones and releasing them to blood stream. Hormones stimulate the pancreas to release enzymes needed to break down food is the processes that include the endocrine system and digestive system coordinate together.
What are hormones?Hormones are chemical messengers which is involved in the control and coordination of the body.
These are secreted by endocrine glands. Cholecystokinin is the hormone that helps the pancreas to release enzymes.
Here it can be taken as an example where endocrine system and digestive systems are coordinating with each other.
Thus, the correct option is C.
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Answer the following questions.
1. Mitosis is categorized as a form of asexual reproduction.
2. Meiosis is categorized as a form of sexual reproduction.
3. Why are the offspring created by mitosis considered to be clones?
4. Are clones created during meiosis? (Explain your answer.)
5. What are gametes?
A gamete is a reproductive cell.
6. Human gametes should contain _____ chromosomes each. This number would be considered the ______________ (haploid/diploid) number for humans. The symbol for this is ______.
7. After fertilization, the fertilized egg is referred to as a _______________.
8. What type of cells have the ‘2n’ number of chromosomes?
9. What type of cells have the ‘n’ number of chromosomes? When do these cells have ‘2n’ chromosomes?
10. If an organism has an ‘n’ of 32, how many chromosomes are in its somatic cells? How many chromosomes are in its gametes?
Mitosis is a form of asexual reproduction in simple living organisms. The outcome of each cell cycle is two identical cells.
What do you mean by mitosis?Mitosis is a part of the cell cycle in which replicated chromosomes are separated into two new nuclei. Cell division by mitosis gives rise to genetically identical cells in which the total number of chromosomes is maintained.
Mitosis is a process where a single cell divides into two identical daughter cells. The characteristics of Mitosis are: During mitosis one cell divides once to form two identical cells.
The purpose of mitosis is to make more diploid cells. It works by copying each chromosome, and then separating the copies to different sides of the cell.
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simple sugars, like glucose, can be combined to make more complex larger sugar molecules like fructose and complex carbohydrates
true or false
Answer: true
Explanation:
what system works with the respiratory system to circulate blood and oxygen throughout the body
The cardiovascular system works with the respiratory system to circulate blood and oxygen throughout the body. The cardiovascular system includes the heart, blood vessels, and blood.
The cardiovascular system works in conjunction with the respiratory system to ensure that oxygen is delivered to the body's cells and that carbon dioxide is removed. When we breathe in, oxygen enters the lungs and is transferred to the blood, where it binds to hemoglobin. The oxygen-rich blood is then pumped by the heart to the body's cells, where it is used to produce energy. At the same time, respiratory system carbon dioxide, a waste product of cellular metabolism, is removed from the cells and carried cardiovascular system by the blood to the lungs, where it is exhaled. This process, known as respiratory system, is a continuous respiratory system cycle that ensures the body's cells receive the oxygen they need to function properly and that waste products are removed.
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How is nominal scale type related to diversity?
Answer: A
Explanation: :3
In the united states, the vast majority of adult men and women fall in the 12" range of height between feet and feet
Please help
In the United States, the vast majority of adult men and women fall in the range of 12 cm from 5 ft 9 inches for men to 5 ft 4 inches for women.
Women are around 12 centimeters shorter than men overall. The average age-adjusted height for American men aged 20 and up, according to the Centers for Disease Control and Prevention (CDC), was 69.1 inches (175.4 cm) during 2015 and 2016. Approximately 5 feet 9 inches tall, then. This sum is based on information released in December 2018. In the United States, women are typically 5 feet 4 inches tall (or 63.7 inches tall).
Anthropometry is the study of measurements of the human body, such as weight, height while standing, and skinfold thickness. Anthropo is a Greek word that means "human." Metron, which meaning "measure," is where the term "metry" originates from. These measurements are used by scientists to determine averages and trends in human growth as well as to evaluate nutrition.
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Please help
if you were traveling to a tropical country, why do you think its good to understand about protozoans?
Answer:
Protozoans can be parasitic. Malaria is the most significant of the protozoan parasites that infect humans. Malaria is found in tropical and sub-tropical regions of the world. In addition, tropical countries are often affected by poverty, poor sanitation, and inadequate medical facilities. These factors often increase the transmission of parasitic diseases.
Compare the overall excretory process in plants vs animals in terms of ; organs used and are they specialized?
Answer:
Stomata.
Explanation:
Plants do not have specialized excretory organs like animals. The plant body produces excess carbon dioxide and oxygen which are excreted from the plant through the small opening present on the underside of the leaves called stomata. In the process of photosynthesis, plant produces oxygen and glucose in which glucose is stored in the body whereas oxygen releases through stomata while on the other hand, in respiration process, plant produces carbondioxide gas that is also released through stomata.
_______ complements the strand of DNA, while _____ the strand of mRNA.
Explanation:
nontemplate complement the strand of dna while template the strand of rna
What would be one easy way to increase the amount of torque a wind turbine produces?
A. Decrease the height of the turbine
B. Decrease the length of the rotor blades
C. Increase the height of the turbine
D. Increase the length of the rotor blades
Blocks of genetic material that do not recombine and are passed on for generations are called
a) phenotypes b) genotypes c) karyotypes d) haplotypes
Blocks of genetic material that do not recombine and are passed on for generations are called haplotypes.
A haplotype is a set of DNA variants along a single chromosome that tend to be inherited together. Because they are close together on the chromosome and recombination between these variants is rare, they are usually inherited together.
The haplotypes represent sequences along the chromosome that are either conserved intact or separated over time by recombination. This basic concept has led to the development of methods to extract information about recombination to help researchers identify disease-causing genes and loci.
In the genome, alleles of closely spaced variants on the same chromosome tend to occur together more frequently than would be expected at random. These allelic blocks are called haplotypes.
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what is the relationship of chemoreceptors, carbon dioxide, PH and ventilation rate?
The relationship between chemoreceptors, carbon dioxide, pH and ventilation rate is that the chemoreceptors detect changes in the levels of carbon dioxide and pH in the blood, and signal the brain to adjust the rate of ventilation accordingly to maintain the normal range of carbon dioxide and pH in the body.
What are chemoreceptors?Chemoreceptors are specialized sensory cells that detect changes in the levels of certain chemicals, such as carbon dioxide and pH, in the blood. These receptors are found in the carotid bodies and aortic bodies, which are located near the carotid artery and the aorta, respectively.
Chemoreceptors in the carotid and aortic bodies are sensitive to changes in the levels of carbon dioxide and pH, and they signal the brain to increase or decrease the rate of ventilation accordingly
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Which mutation caused Lucy immunodeficiency disease?
Hyper IgE syndrome, Job's syndrome is a rare condition with symptoms Lucy's had. A STAT3 gene mutation is the primary cause of the immunodeficiency, which affects approximately one person in a million.
In every tissue of the body, the STAT3 protein is active. It is necessary for life and plays a significant role in the growth and operation of many bodily systems. Signals for the maturation of immune system cells, particularly T cells and B cells, are transmitted by the STAT3 protein in the immune system. Additionally, the protein plays a part in cellular processes that support allergic reactions and is involved in the regulation of inflammation, one of the immune system's responses to infection or injury.
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I need help if you help me I give you a cookie and 23points ;) deal
Answer:
i think so
Explanation:
Which best states a theme of "Birdfoot's Grampa”?
Never give up, even when victory looks unlikely.
Arguments often occur during family trips.
All living things have value and should be helped.
Traveling by car on dark roads is dangerous.
Answer:
C) "All living things have value and should be helped"
Answer:
C: All living things have value and should be helped.
Explanation:
People with antisocial personality disorder are often more difficult to treat than people with other types of personality disorders. Why do you think this is so?
Answer:
I think that the difficulty in dealing with a person suffering from antisocial personality disorder is due to their lack of remorse towards the bad things they can do, things that possibly exceed the ethics or judgment of the person who is going to treat them. In addition, their lack of discernment towards what is really right or wrong can cause serious confrontations or discord between the person who suffers from the disorder and others.
Explanation:
The antisocial personality disorder consists of the lack of understanding of good and evil, with which, the person can come to commit bad things without any remorse and even seeming something normal, which is why their dealings with a person who has an ethic Iron could be very complicated, unlike other disorders where the person may do bad things, but they are aware of the bad things they do and, therefore, they regret it and they could try a change in their behavior.
TRUE/FALSE: Food webs are the best depictions of feeding relationships because they show many ways that plants and animals are connected.
Answer:
True
Explanation:
Food webs are the best depictions of feeding relationships because they show a single path for the flow of energy through an ecosystem.
Consider a cube with length 3cm and another with length 4cm,which of the two cubes will have a a greater surface area volume ratio
Answer:
Cube with length 4cm.
Explanation:
The surface area of cube is 6a^2.
For cube with length 3
A= 6a^2
A= 6 ×(3×3)
=6(9)
= 54cm
For cube b.
A=6(a^2)
= 6×(4×4)
6(16)
= 96cm
looking at model 1, the other molecules that appear to be high potential energy molecules (free energy carriers) during cellular respiration to carry electrons to oxidative phosphorylation are
The additional compounds that seem to be high potential energy molecules for transporting electrons to oxidative phosphorylation during cellular respiration include The majority of ATP molecules created during cellular respiration come from oxidative phosphorylation.
The process through which organisms combine oxygen and food molecules, direct the chemical energy of those components toward life-sustaining processes, and eliminate carbon dioxide and water as waste is known as cellular respiration.
The process of breaking down sugar in the presence of oxygen and releasing energy in the form of ATP is known as cell respiration, and it takes place in the mitochondria of living things (animals and plants). Water and carbon dioxide are emitted as waste during this procedure.
Through the mitochondrial electron transport chain, ATP production is connected to electron transfer and corresponding oxygen consumption through the process of oxidative phosphorylation.
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11. In two cells belonging to the same organism resulting from mitosis I. Amount of DNA in the nucleus II. Chromosome number III. Number of organelles IV. Cytoplasm amount which of the given are exactly the same? A) I only B) I and II C) I, II and III D) II, III and IV E) I, II, III and IV
Answer:
E) I, II, III and IV
Explanation:
Mitosis is a kind of cell division in which two identical daughter cells are produced. The two daughter cells are identical in the sense that they contain the same chromosome number, the same amount of DNA etc.
Prior to mitotic division, the DNA of the original cell replicates and is shared equally between the two daughter cells. The chromosome number is also maintained likewise other cellular components like number of organelles and cytoplasmic content. In a nutshell, mitosis produces two daughter cells that are exactly the same in all ramifications.