Answer:
true.
Explanation:
help me on 28 pleaseeeee
Hemophilia is an X-linked recessive trait. Consider a cross between a woman who is a carrier and a man who suffers from hemophilia. Which of the following statements is/are true?
I. All sons of these parents will be a hemophiliac.
II. A son who suffers from hemophilia received the hemophilia allele from his mother.
III. Half of the daughters of this cross are predicted to be hemophiliacs.
Statement II and III are true. II. A son who suffers from hemophilia received the hemophilia allele from his mother. and III. Half of the daughters of this cross are predicted to be hemophiliacs.
Hemophilia is generally an inherited bleeding ailment in which the blood no longer clots nicely. this will lead to spontaneous and bleeding following accidents or surgery. Blood carries many proteins referred to as clotting factors which could help to forestall bleeding.
Despite the rare disease, obtained hemophilia is a severe condition in which extreme bleeding can arise in a giant quantity (70%) of instances and it's miles deadly in about 5 to 10 percent of the cases [8,16].
Hemophilia is caused by a mutation or exchange, in one of the genes, that provides instructions for making the clotting element proteins needed to form a blood clot.
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The hormone that is produced in the anterior pituitary gland that triggers the development of ova in the ovary is
The hormone that is produced in the anterior pituitary gland that triggers the development of ova in the ovary is Follicle Stimulating Hormone (FSH).
FSH plays a vital role in the female reproductive system as it stimulates the growth and maturation of ovarian follicles, which house and nurture the ova. This hormone is released in response to signals from the hypothalamus and travels through the bloodstream to the ovaries where it stimulates the growth of follicles. FSH levels fluctuate throughout the menstrual cycle, with the highest levels being seen just before ovulation.
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Type the correct answer in the box. Spell all words correctly.
What type of succession replaces a small number of species at a time, and thus does not causes a large-scale disturbance in a given community?
_____________ succession replaces a small number of species at a time, and thus does not cause a large-scale disturbance in a given community.
Answer:
Explanation: The opening line, "One dollar and eight-seven cents" (in 1905) is equivalent to how much in today's dollars? Why is this amount both important and unimportant in the story?
Answer: The answer is cyclic
Explanation: just took the test
The presence of branchial clefts in a human embryo suggests
What is ATP called after it loses its 3rd phosphate group?
In considering the cross YyRr x YyRr, the phenotype ratios of the F2 generation will be _____.
Answer:
f2
Explanation:
A ______ reaction is a chemical reaction in which two or more reactants combine to form a single product
A synthesis reaction is a chemical reaction in which two or more reactants combine to form a single product.
In this type of reaction, the reactants usually have lower complexity than the product. The synthesis reaction is the opposite of the decomposition reaction, where a single reactant is broken down into two or more simpler products.
Synthesis reactions often involve the transfer of electrons between reactants and are therefore classified as redox reactions. Some common examples of synthesis reactions include the combination of hydrogen and oxygen to form water, the reaction between an acid and a base to form salt and water, and the formation of protein molecules from amino acids
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Describe the structure of DNA and the possible base pairs it contains.
DNA is a molecule made up of thousands of atoms and is very long and thin. It is made up of two twisted chains or "backbones." A double helix is the term for this structure. It would appear like a ladder if you could straighten a DNA molecule out. The ladder's "rungs" are built up of two smaller molecules called bases.
adenine (A) and thymine (T) join together = A-T
guanine (G) and cytosine (C) join together = G–C
DNA is a molecule with a double helix structure. This means that it is shaped like a twisted ladder. The backbone of the molecule is made up of two long chains that spiral around each other. The struts of the ladder are base pairs, which are made up of two bases joined together.
There are four bases: adenine (A), cytosine (C), guanine (G) and thymine (T). These can only join together to form two possible base pairs: adenine–thymine or cytosine–guanine.
an intestinal obstruction at the pylorus or high in the small intestine causes metabolic alkalosis by causing the: a. excessive loss of potassium promoting atony of the intestinal wall. b. gain of bicarbonate from pancreatic secretions that cannot be absorbed. c. loss of bile acid secretions that cannot be absorbed. d. excessive loss of hydrogen ions normally absorbed from gastric juice.
Answer:
excessive loss of hydrogen ions normally absorbed from gastric juice.
Explanation:
If the obstruction is at the pylorus or high in the small intestine, then metabolic alkalosis initially develops as a result of excessive loss of hydrogen ions that normally would be reabsorbed from the gastric juices. This selection is the only option that accurately describes the cause of metabolic alkalosis in this situation.
Which of the following best represents what is displayed in the image below? (4 points)
The differences between plant structures and the mechanism that produces them
The completed plant tissues and the cells that initiate their growth
The relationship between different structures in a plant and their functions
The types of plant cells and their functions within the plant
Answer:
D
Explanation:
i just did it
If a diploid cell containing a large number of chromosomes skipped crossing over but completed the other steps of meiotic cell division to produce gametes, what would be the outcome?
The daughter cells will have paternal or maternal chromosomes.
What is crossing over?It is a major step in meiotic cell division during which non-sister chromatids exchange chromosomal segments, and as such, the genetic materials in the segments.
The process of crossing over happens at prophase I of meiosis I with the result being daughter cells whose chromosomes have been recombined as well as reconstructed.
Without crossing over, meiosis will end up producing daughter cells with either maternal or paternal chromosomes. The effect is that the number of genetic recombination in the daughter cells has been significantly reduced.
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Cells that do a lot of work contain more?
Answer:
molecules
Explanation:
Answer: Yes
Explanation: Because the cells move around alot they contain more
As in mitosis in meiosis the chromosomes all line up at equator of cell in
A. Prophase
B.anaphase
C.telophase
D.Metaphase
In living cells, energy in action is defined as _______ energy.
a. atp
b. potential
c. chemical
d. kinetic
In living cells, energy in action is defined as kinetic energy.
What do you mean by kinetic energy in living cells?In general, there are two forms of energy: kinetic energy, or the energy produced when an object is placed in motion, and potential energy, or stored energy, like that contained in a bowl of cereal or a tank of gas. Potential energy can be transformed into kinetic energy and used for work by all living organisms. In particular, the potential energy in the bonds of the tiny molecule ATP can drive the contraction of muscle cells to move a limb or the movement of a motor protein and its cargo along a microtubule track (kinetic energy). When moving, the human body produces kinetic energy.
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What development led scientist to conclude that the human cell has 46 chromosomes?
The development of karyotyping led scientists to conclude that the human cell has 46 chromosomes. Karyotyping is a technique that involves arranging and analysing an individual's chromosomes, which are the structures in cells that contain genetic material.
In the 1950s, scientists were able to observe human cells more accurately due to advances in microscopy, which allowed them to see smaller and more detailed structures within cells. Additionally, the introduction of tissue staining methods, such as the Giemsa staining technique, made it possible to differentiate and count individual chromosomes.
By using these improved techniques, researchers were able to observe and accurately count the 46 chromosomes present in human cells. This discovery was a significant milestone in the field of genetics and has contributed to our understanding of human biology and genetic disorders.
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why fungi are called saprophytic fungi?
Answer:
Fungi cause decay by releasing enzymes onto the dead animal or plant. These break down complex compounds into simple soluble ones that can be absorbed by decomposers. Organisms that feed on dead material in this way are called saprophytes.
What is the primary role that plants play in the carbon cycle?
the prime role is that plants take carbon and it helps to make our life clean and stop increasing carbon that cause global warming and plants give us oxygen and take carbon by photosynthesis to make their food and when plants die maybe it turns to fossil fuel that be made from carbon like coal and petroleum
Should genetically modified salmon be used as food? Why or why not?
The salmon are safe to consume, the added DNA is safe for both the fish itself, & they grow more quickly as promised by the sponsor. The salmon can grow more quickly as a result.
What is DNA exactly?Deoxyribonucleic acid, also known as DNA, is just the molecule that includes the genetic material necessary for an organism's growth and operation. The structure of DNA is a double helix, which is made up of two connected strands that loop around one another to mimic a twisted ladder.
DNA is it DNA or RNA?RNA contains ribonucleic acidity, whereas DNA is complementary to the template strand. Despite the fact that both DNA and RNA contain specific genes, there are a lot of distinctions between the two.
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Identify the definition of biomagnification.
1.the accumulation over time of a chemical in a living organism.
2.the process of energy increasing in amount as you move up through the trophic levels in a food chain.
3.the accumulation of a chemical from food exposure that results in a concentration that is greater in higher trophic levels.
4.the process of using a microscope to inspect a living organism.
Answer:
3
Explanation:
basically biomagnification describes how toxins get in the body of a trophic level and increase over time as larger quantity of that trophic level are needed since only 10% of energy is transferred form one trophic level to the other.
How do variations in the inflows (inputs) and outputs cause the change?
The atoms can be rearranged into different molecules as a result of changes in inputs and outputs, but no fresh matter is produced.
What is an example of inflow and outflow?Cash collected from debtors for services and products, as well as interest and dividends received for loans and investments are a few samples significant cash inflows in just this area. Cash payments for products and services, purchases, wages, interest payments, taxes, and other expenses are a few examples of cash flow in this area.
What are inflows of capital?Capital inflows are the net acquisitions of household savings made by non-residents, or even the difference between sales and purchases. Without the central bank, net domestic bond buying by domestic actors equal negative capital outflows.
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What is a density-limiting factor?
Answer:
Density-dependant factors can have either a positive or a negative correlation to population size. With a positive relationship, these limiting factors increase with the size of the population and limit growth as population size increases.
Explanation:
How are soluble food molecules absorbed into the epithelial cells of the small intestine
Soluble food molecules are absorbed into the epithelial cells of the small intestine through the process of diffusion and active transport.
Question 7 (1 point) Irregular variation is comprised of cyclical and residual variations seasonal and cyclical variations episodic and residual variations episodic and secular variations
Irregular variation is composed of both cyclical and residual variations. Cyclical variations refer to changes that follow a certain pattern, while residual variations are changes that cannot be explained by any specific cause or pattern
Irregular variation is a term used in economics to describe changes in a time series that cannot be predicted by any known cause or pattern. It is composed of cyclical and residual variations, both of which are important in understanding economic trends.
Cyclical variations refer to changes that occur in a specific pattern. They are a result of changes in the business cycle, which can be measured in terms of changes in GDP or employment levels. For example, during an economic expansion, businesses are likely to invest more, leading to an increase in output and employment.
During a recession, the opposite is true, leading to a decrease in output and employment.
Residual variations, on the other hand, refer to changes that cannot be explained by any specific cause or pattern. They are often the result of random events or errors in measurement.
For example, changes in weather patterns or unexpected changes in consumer behavior can cause residual variations in economic data.
Irregular variation is important in economic analysis because it can provide insights into the underlying causes of economic trends. By separating cyclical and residual variations, economists can better understand the dynamics of the business cycle and make more accurate predictions about future economic trends.
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Many segments are blank wholesome are blank such as a segment for digestion and a segment for reproduction
Many Body segments are very wholesome are essential such as a segment for digestion and a segment for reproduction.
What is the bodily systems about?In the above case, it would be more accurate to say that many bodily systems are essential for our overall health and well-being, and they each play important roles in maintaining our bodily functions. For example, the digestive system is responsible for breaking down food and absorbing nutrients, while the reproductive system is responsible for producing and delivering offspring.
Therefore, It is important to note that while some bodily functions or segments may be considered more "wholesome" than others, each system is necessary and contributes to the overall functioning of the body. So, rather than categorizing them as wholesome or not, it's more useful to think of them as essential components of a complex and interconnected system.
P.S. Question seems incomplete and general definition is given.
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Which has greater momentum, a 2.0kg hockey puck moving east at 2.5m/s or a 1.3kg hockey puck moving south at 3.0m/s?
A hockey puck weighing 2.0 kg has more momentum.The monentum will be larger the bigger the mass/velocity.
The relationship between momentum and an object's mass and speed is direct. Hence, an object's momentum increases with increasing mass or velocity. It is based on the speed and mass of the car. The monentum will be larger the bigger the mass/velocity.
P= East puck/mv
P = (2.0kg)(2.5m/s)
P= 5.0kgm/s
P= South puck/mv
P= (1.3kg)(3.0m/s)
P= 3.9kgm/s
Both cars will have identical momentum if they have the same mass and speed. The Momentum Calculator employs the formula p=mv, as well as momentum (p) is equivalent to the weight (m) times velocity . Any two of a values can be used by the calculator to determine the third. While lighter things have less momentum, massive ones have had more momentum for just a given speed. Because of this, stopping a loaded truck requires more effort than stopping an empty one.
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"The graphic below shows how the three domain and five kingdom classification systems fit together. According to this diagram, a single-celled protist is most closely related to which other group?"
It is not possible to determine which organism is most closely related to a protist in this diagram because it does not reflect evolutionary relationships.
What is an evolutionary diagram?An evolutionary diagram is a graphical representation of the descendence relationships between individuals.
A cladogram is one of the most widely used evolutionary diagrams in order to trace descendence from a common ancestor.
In conclusion, it is not possible to determine which organism is most closely related to a protist in this diagram because it does not reflect evolutionary relationships.
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are herbivores or omnivores better adapted for ecosystems
Answer:
I think its omnivores
Explanation:
oninvores can better adapt to developments than herbivores and carnivores. because they have a better time finding food, they are better at adapting to new environments
to allow movement of the tendons within the carpal tunnel zone, each tendon is encased in a __________.
To allow movement of the tendons within the carpal tunnel zone, each tendon is encased in a sheath.
The sheath is a fibrous but at the same time serous element that is composed of a viscous liquid called the synovium, which is designed in order to allow the tendons to move with the bones.
The function of the sheaths is to allow a correct sliding between the tendon where it meets the bone through which it passes.
The importance of sheaths for the biomechanics of movements is that if they were not located in the tendons, these tissues would wear out very easily, thus causing injuries such as tenosynovitis.
The best known synovial sheaths are those of the flexor apparatus of the hand, that is to say to the internal and external digitocarpal, in the fibrous band of the foot, and in the long tendon of the biceps muscle.
Therefore, we can conclude that to allow movement of the tendons within the carpal tunnel zone, each tendon is encased in a sheath.
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transports air from the larynx into the lower respiratory tract nasal cavity trachea alveoli larynx pharynx bronchi bronchioles
Your larynx is where air travels from your mouth or nose when you live in. After that, it travels to your bronchi through your trachea. Air reaches your lungs through your bronchi. The correct answer is the trachea(D).
Windpipe. Air travels through the trachea and larynx. The trachea is a tubular structure made up of hyaline cartilage rings and dense connective tissue. Ciliated pseudostratified columnar epithelium with goblet cells lines the trachea.
The part of the airway that continues below the larynx is known as the trachea (windpipe) To keep the trachea (TRAY-kee-uh) open, stiff cartilage rings line its walls. Cilia line the trachea as well, removing foreign particles and fluids from the airway and keeping them out of the lungs.
Air travels through the trachea from the laryngeal pharynx to the lungs and bronchi. Between the pharynx and trachea is a framework of cartilage that makes a sound.
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Q-Transports air from the larynx into the lower respiratory tract:
a) nasal cavity
b) bronchioles
c) pharynx
d) trachea
e) bronchi
f) alveoli
g) larynx