Answer:
virion
Explanation:
Which of the following is best defined as the transfer of genetic information from one population to another?
Which animal is more closely related to the caiman the parrot or hare?
Glycogen is a polysaccharide made of long chains of glucose. glucose is a ________.
Mrs. ryan, a middle-aged woman, appears at the clinic complaining of multiple small hemorrhagic spots in her skin and severe nosebleeds. while taking her history, the nurse notes that mrs. ryan is taking apronal (a sleeping medication) because she has problems getting to sleep at night. this drug is known to be toxic to red marrow. using your knowledge of physiology, explain the connection between the bleeding problems and the taking of apronal.
The petechiae on Mrs. Ryan skin says that she has a deficiency in the number of circulating platelets called thrombocytopenia, which causes bleeding from small blood vessels all over the body. Thrombocytopenia can arise from any condition that destroys red blood marrow, such as the Benzene in the rubber glue at her workplace.
Explanation: Apronal, a brand name of apronalide, is a drug from the class sedative/hypnotics wherein the main action is sedation. This drug is used to treat mild to moderate pain (from headaches, menstrual periods, toothaches, backaches, osteoarthritis, or cold/flu aches and pains) and to reduce fever. The side effect of this drug is bone marrow toxicity, especially in the red bone marrow. In the red bone marrow occurs the production of most blood products, particularly of those in myeloid origin (red blood cells, white blood cells, and platelets). In bone marrow toxicity, there will be decreased production of red blood cells (anemia), white blood cells (immunosuppressant), and platelets (easy bleeding).
Mrs. Ryan's bleeding problems are likely due to Apronal's toxicity to red marrow, causing a decrease in platelet production and subsequent issues with blood clotting. This results in both external and internal bleeding, evident by her nosebleeds and purpura.
Explanation:The connection between Mrs. Ryan's bleeding problems and her taking of Apronal, which is toxic to red marrow, can be explained by the drug's impact on hematopoiesis. Red marrow is responsible for the production of blood cells, including platelets, which are crucial for hemostasis, the physiological process that stops bleeding. If Apronal damages the red marrow, it could lead to a decreased production of platelets, which in turn could cause problems with blood clotting, manifesting as external bleeding, such as severe nosebleeds, and internal bleeding into the skin causing purple patches known as purpura.
Other substances like aspirin, which interfere with platelet function, and anticoagulants like warfarin can also increase bleeding risks. Consistent with this concept, blood loss anemias can be straightforwardly understood as a consequence of compromised blood clotting mechanisms due to various factors, such as drug use or diseases that affect blood cell production or function.
in complete dominance, when does the dominant trait show up?
In complete dominance, the dominant trait appears whenever at least one dominant allele is present in the individual's genotype. This differs from incomplete dominance or codominance, where the expression of traits can be a blend or co-expression of both alleles, respectively.
In complete dominance, the dominant trait will show up whenever the individual has at least one dominant allele for the trait. Essentially, in complete dominance, the phenotype of the heterozygous progeny equals the phenotype of the homozygous dominant parent. This form of inheritance is characterized by the fact that a single copy of the dominant allele is enough to exhibit the dominant trait in the offspring. In contrast, recessive traits require the individual to have two copies of the recessive allele to be displayed. Unlike incomplete dominance, where neither allele is completely dominant and the phenotype is a mixture of both alleles, or codominance, where both alleles are fully and simultaneously expressed, complete dominance involves one allele being fully dominant over the other.
The northern spotted owl has large eyes to help it hunt in dark conditions. Its feathers are brown and white to blend in with the surrounding trees. In which biome would you most likely find this bird?
temperate rain forest
What is not true of the effects of hypoventilation? what is not true of the effects of hypoventilation? blood ph decreases hydrogen ion concentration in the blood decreases carbonic acid concentration in the blood increases partial pressure of carbon dioxide in the blood increases?
The phase of mitosis during which sister chromatids move to opposite ends of the cell is
The Cuyahoga River actually caught on fire in the 70s because it was so polluted. Many people in the past (prior to the 1980s) did not understand that:
Earth's resources are unlimited.
We can get resources from the Earth as well as other planets.
Doing something to one sphere of the Earth effects the other spheres.
The Earth's can provide everything we need no matter what we do to it.
Can someone just answer the question instead of writing an explanation the size of the bible? Thanks
A postpartum patient tells the nurse, "my baby does not pass soft stools every day." which instruction should the nurse give the patient?
It is pretty normal for infants not to poop every single day. The reason behind this is the complete absorption of milk nutrients. Infants feed on breast milk which is highly nutritious and sometimes body absorbs all the milk leaving a little to move through the digestive tract to intestines.
Hence, It is pretty normal for an infant to poop once in a week.
Soil is composed of all of the following EXCEPT _____________.
inorganic materials
parent rocks
gases
organic materials
Parent rocks.
( I got it wrong when I put Inorganic materials)
Soil is composed of inorganic material, parent rocks, and organic materials EXCEPT gases. The correct option is C.
Soil is a complex mixture of mineral particles, organic matter, water, and air.
The inorganic materials present in soil include minerals derived from parent rocks through weathering and erosion.
Parent rocks themselves may contribute to the formation of soil.
Organic materials in soil include decomposed plant and animal matter, which contribute to the soil's fertility and organic content.
Finally, soil contains water that fills the pore spaces between soil particles.
While soil does contain air, it is not considered a component of the soil itself but rather occupies the pore spaces alongside the water.
Thus, the correct choice is C, gases.
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Having an extra finger is a dominant condition. a woman is homozygous dominant for an extra finger and her husband is homozygous recessive. what phenotypes do the offspring have and in what proportions
A circular or elliptical anticline structure is called a ____.
A circular or elliptical anticline structure is called a dome.
What is dome?In architecture, a dome is a hemispherical structure that developed from an arch and often serves as a ceiling or roof. In the ancient Middle East, India, and the Mediterranean, domes first developed as solid mounds and in methods suitable only for the tiniest structures, such as round houses and graves.
Hemispheres made of extensive stonework were first used by the Romans. All around its perimeter, the dome exerts thrusts, therefore the earliest colossal versions, like the Roman Pantheon, needed strong supporting walls.
Using a technology developed by Byzantine architects, domes may be raised on piers, allowing for lighting and communication in all four directions. Four pendentives, inverted triangular masses of masonry that were curved both horizontally and vertically, were used to connect the cubic base to the hemispherical dome.
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How can the absence of wolves affect elk population
How do the particles in plasmas compare with the particles in solids?
Plasmas and solids are both made up of cation-anion pairs.
Solids and plasmas are both made up of electrons and cations.
Solids are made up of cation-anion pairs, but plasmas are not.
Plasmas are made up of cation-anion pairs, but solids are not.
Answer:
D
Explanation:
Are the muscles of pectoralis major adductors or abductors? explain.
Why does a plant cell need a cell wall of cellulose whereas an animal cell does not?
The cell wall houses chloroplasts, which animal cells do not need.
Only animals have a cytoskeleton, which serves the same function as a cell wall in plant cells.
Plant cells receive structure from the cell wall to help them remain upright, which animals do not need.
Water and minerals are transported through plant cell walls, whereas animal cells transport water and minerals through the cell membrane.
Plant cells receive structure from the cell wall to help them remain upright, which animals do not need.
How might a person's immune system be affected if a portion of the DNA codes for interferons has mutated
Answer:
The immune system will be susceptible to viral infections
Explanation:
The immune system is the body's primary defense against microbial attacks. One component employed by the immune system is INTERFERONS or IFs, which are one of the group of proteins called CYTOKINES that helps tackle viral attacks in the body by interfering with their replication process.
MUTATION is any change in the nucleotide sequence of a DNA. As we know that genes are expressed into proteins, likewise the interferon protein is encoded by a gene. If a mutation occurs that disrupts or changes the sequence of the interferon-encoding gene, this could lead to the formation of a different non-functional protein entirely or a defective interferon protein. Hence, interferon protein will lose its functionality and be unable to stop viral infection.
This will cause the immune system to be vulnerable to any form of viral infection as the primary defense against them has been compromised by mutation.
A client who had surgery for a laryngectomy is returned to the surgical unit from the postanesthesia care unit. in which position is it most appropriate for the nurse to place the client at this time?
Which structure maintains homeostasis by controlling the concentration of solutes within a cell?
cytoplasm
ribosome
plasma membrane
nucleus
@BPDlkeme234,
Starch can be broken down into the disaccharide known as _____. starch can be broken down into the disaccharide known as _____. lactose glucose sucrose fructose maltose
Starch is broken down into the disaccharide maltose, which consists of two glucose molecules. This process is facilitated by the enzymes amylase and maltase.
Explanation:Starch, a form of complex carbohydrate, is broken down into the disaccharide maltose. The process begins with the enzyme amylase, that breaks down starch into smaller fragments, creating a disaccharide known as maltose. Maltose consists of two glucose molecules bonded together. This breakdown further continues in the small intestine with the help of another enzyme, maltase; it splits the maltose into two separate glucose molecules.
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When is it acceptable to use antiseptic hand rub rather than soap and water? (select all that apply.) select one or more:
a. after moving patient's belongings on the bedside table.
b. after the patient develops a skin tear and blood is on the nurse's hand.
c. when the nurse's hands are cracked from frequent hand hygiene.
d. after adjusting a nasal cannula on a patient.
e. after removing gloves after changing a wound dressing. previous page?
gametes that are the same size and shape is known as ___.
The gametes that are indistinguishable on the basis of size, shape and behaviour from other gametes are called as isogametes. Their morphology is similar but with different allele expression. They appear in first stage of reproduction. The isogametes cannot be classified as male or female gametes. The isogametes are occured in three forms such as motile, non-motile and conjugation form.
What features about dna replication causes each new dna molecules to be exactly like the original?
Which protein hormone is produced by the pancreas to promote the increase in the sugar content of the blood by breaking down glycogen in the liver?
When atp is used by a cell to provide the energy for cellular work, the usual end products left over from the atp molecule are ________?
When atp is used by a cell to provide the energy for cellular work, the usual end products left over from the atp molecule are ADP
Explanation:
Like every other living thing that needs energy to survive the cells also needs energy for the proper functioning of the organism. Through Cellular respiration the cells derive energy in the form of ATP molecules.
Adenosine triphosphate (ATP) releases energy to the required cell by transferring one phosphate and then becoming Adenosine diposphate (ADP).
Then after it releases energy it is all set up to absorb another phosphate molecule to become ATP. And this is the simple process of acquiring and transferring energy to the cells.
When ATP is used by a cell, it turns into adenosine diphosphate (ADP) and inorganic phosphate (Pi), releasing energy for cellular functions.
Explanation:When ATP (adenosine triphosphate) is used by a cell to provide the energy for cellular work, the usual end products left over from the ATP molecule are adenosine diphosphate (ADP) and inorganic phosphate (Pi).
This process is often referred to as the hydrolysis of ATP. ATP is split by the addition of a water molecule, a process that releases a substantial amount of energy which can then be used by the cell for various functions, such as movement, active transport, or chemical reactions.
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The case of little albert is used by behaviorists to explain ____.
a. obsessive-compulsive disorder
b. generalized anxiety disorder
c. posttraumatic stress disorder
d. phobias
Final answer:
The case of Little Albert is used by behaviorists to illustrate how phobias can be learned through classical conditioning.
Explanation:
The case of Little Albert is used by behaviorists to explain phobias. This classic experiment performed by John B. Watson and Rosalie Rayner demonstrated how a previously unfeared object, such as a white rat, could become a source of intense fear through the process of classical conditioning.
Little Albert developed a conditioned response of fear toward the rat, which was associated with the loud noise that had been paired with it. Although unethical by today's standards, the study highlighted how phobias could be acquired through environmental experiences and conditioning, rather than being innate.
Behaviorists argue that phobias are specific fears of a certain object, situation, or activity, and are characterized by their specificity and their irrationality.
Unlike generalized anxiety disorder (GAD), where the anxiety is more diffuse and is not linked to specific triggers, or obsessive-compulsive disorder (OCD), characterized by repetitive thoughts and behaviors aimed at reducing anxiety, phobias are marked by avoidance of particular stimuli that provoke intense fear.
1. Identify the substance.
sugar
a) carbohydrate
b) lipid
c) nucleic acid
d) protein
2. Identify the substance.
DNA
a) carbohydrate
b) lipid
c) nucleic acid
d) protein
3. Identify the substance.
hemoglobin
a) carbohydrate
b) lipid
c) nucleic acid
d) protein
Answer:
sugar=Carbohydrate
DNA=nucleic acid
Cholesterol=lipid
Explanation:
branliest please
Sugar is basically a carbohydrate, DNA is nucleic acid and hemoglobin is a protein. The correct options are a, c, and d respectively.
What is macronutrient?Macronutrients, often known as fat, protein, and carbohydrates, are the nutrients we require in greater amounts to give us energy. The majority of micronutrients are vitamins and minerals, which are also crucial but only in very small quantities.
The general term for soluble carbohydrates with a sweet flavour and which are frequently found in food is sugar. Glucose, fructose, and galactose are examples of simple sugars, commonly referred to as monosaccharides.
Deoxyribonucleic acid, also known as DNA, is the molecule that carries the genetic material necessary for an organism's growth and operation.
Red blood cells include the protein haemoglobin, which transports oxygen to your body's organs and tissues and carbon dioxide from those tissues back to your lungs.
Thus, the correct options are a, c, and d respectively.
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Chronic pain affects approximately _____ of the population in the United States.
This a mechanism by which organisms maintain homeostasis when the level of one substance influences the level of another substance or the activity of an organ
Homeostasis is maintained through various regulatory mechanisms such as feedback loops, with negative feedback being more common.
Homeostasis and Regulatory Mechanisms
Homeostasis refers to the ability of an organism to maintain a stable internal environment despite changes in external conditions. One key mechanism that supports this balance is the feedback loop, which can be either negative or positive.
Negative feedback loops are more common and work by reversing a change in a controlled condition. For example, if blood glucose levels rise, the pancreas releases insulin, which helps lower the glucose levels back to normal.
Conversely, positive feedback loops amplify changes, but they are less common as they often lead to unstable conditions.
Homeostasis is maintained by various control mechanisms that function at different levels, including organs, tissues, and cells. Some examples include:
Thermoregulation: To regulate body temperature, mammals can shiver to produce heat or sweat to cool down.Osmoregulation: The kidneys help maintain water balance by concentrating or diluting urine.Endocrine Regulation: Hormones like insulin and glucagon regulate blood sugar levels.Breakdowns in homeostatic regulation can lead to diseases or dysfunctions in the body, highlighting the importance of these control mechanisms for survival.
complete question:
what is a mechanism by which organisms maintain homeostasis when the level of one substance influences the level of another substance or the activity of an organ ?