True or false: a neuron can release more than one kind of neurotransmitter.
a. True
b. False
The client with a peptic ulcer is prescribed antibiotics and bismuth salts. the nurse explains that this combination of medications will:
What does the mass of an object depend on? Force of gravity Temperature of the object Time taken for an event to occur Amount of matter that makes up the object
The amount of matter that makes up an object.
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Which molecular property defines the location of electrons?
A) Reactivity
B) Resonance
C) Acidity
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Answer: Reactivity
Explanation:
The location of electrons in an atom defines the reactivity of the atom. The number of electrons that is found in the outermost shell defines its reactivity.
The tendency of an atom to take part in a chemical reaction is defined as reactivity.
Noble gases have low reactivity because they have valence electrons in the outermost shell.
The atoms that have not completed their octet are not stable and have high reactivity. Example: chlorine , fluorine
The insula is considered to be part of the ________. the insula is considered to be part of the ________. hypothalamus cerebrum cerebellum thalamus
The correction option is d) cerebrum
What is insula?The insula, insular cortex or the insular lobe is a part of the cerebral cortex located in both hemispheres.
Anatomically insula is a thin ribbon of gray matter tissue folded deep within the lateral sulcus that lies just deep to the lateral brain surface, separating the temporal lobe from the inferior parietal cortex.
The insula is involved in gustatory and sensorimotor processing, risk-reward behavior, autonomics, pain pathways, and auditory and vestibular functioning.
The insula serves connection with the brain structures including Neocortex, Basal ganglia, Thalamus, Limbic system and the olfactory cortex.
Thus, it is clear the insula however, serves connection with different brain structures but it is originally considered to be part of the cerebrum.
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A student does an experiment for a science fair to study whether temperature affects the timing of a cricket’s chirps. The student keeps a cricket in an enclosed box that is heated to different temperatures each day for twelve days. The student records the cricket’s chirps by using a sound-activated microphone so the timing of the chirps can be measured. Which is the dependent variable in this experiment?
size of the box
temperature of the box
timing of the cricket’s chirps
volume of the cricket’s chirps
Answer: timing of the cricket's chirps.
Explanation:
In an experimental setup, an independent variable is the variable which can be changed or manipulated in an experiment, the affect of which can be observed on the dependent variable.
Dependent variable is the variable the changes in which are the outcomes of the experiment.
According to the given situation, timing of the cricket's chirps is the example of dependent variable which changes due to the affect of temperature.
Answer:
C
Explanation:
edge 2021
The _____ is attached to the large intestine and assists in development of immunity.
The organ attached to the large intestine that assists in immunity development is the appendix. It is a part of the mucosa-associated lymphoid tissue (MALT) and aids in defending against pathogens in the alimentary canal. Furthermore, the appendix can serve as a reservoir for beneficial gut bacteria during illnesses.
Explanation:The organ attached to the large intestine that assists in the development of immunity is the appendix. Although it is often considered vestigial, meaning it no longer carries out its original function, the appendix houses lymphoid tissue, suggesting that it plays a part in the human immune response. In this capacity, it functions as part of the mucosa-associated lymphoid tissue (MALT), which includes structures like Peyer's patches.
MALT plays a significant role in immune response within the alimentary canal, specifically in the ileum region. The Peyer's patches, present in the ileum, contain clusters of lymphocytes, immune cells that play a crucial role in protecting the body from pathogens. These structures are designed to detect and react to potential pathogens that enter the body through the food we eat, hence their strategic location in the digestive tract.
In addition to this immune function, the appendix's twisted structure allows it to serve as a sort of safe haven for beneficial bacteria in the gut. During illnesses that cause diarrhea, these bacteria can be flushed out of the gut, but the appendix can serve as their reservoir, allowing for quicker repopulation of beneficial bacteria in the gut after the ailment has passed.
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Mineral-rich water, heated by newly formed oceanic crust, escapes through cracks in the ocean floor called _____.
A)hydrothermal vents
B)rifts
C)hydrothermal trenches
D)nodules
PLEASE NO BS ANSWERS.THEY WILL BE DELETED!
Answer:
Option (A)
Explanation:
Hydrothermal vents are the vents that are formed due to the eruptions of the underwater volcanoes. It is the region where the magma coming out to the surface reacts with the seawater. This seawater gets heated and emerges again to form these vents.
Hydrothermal vents are responsible for holding specific types of ecosystems containing various species of organisms within the deep ocean. It balances the chemical composition of ocean and the circulation of essential minerals.
These vents emit black as well as white smokes which are commonly known as black smokers and white smokers respectively.
Thus, the correct answer is Option (A).
Many plants that grow in tropical rain forests have specialized roots that anchor them to the branches and trunks of trees. They do not harm the trees. These plants get food and water from various sources, including the air and dead organic matter found on the trees.One example of these plants found in tropical rain forests is the bromeliad. Its leaves form a cup-like structure that is able to hold water. This water provides a feeding and breeding area for many insects and frogs. Snakes and lizards also come to these plants in search of food and water. A cross-section showing the inside of a bromeliad is shown below. Which of these types of organisms break down dead organic matter in the rain forest?
Answer:
Decomposes
Explanation:
Decomposing organisms are those that draw energy from decomposing organic matter. They are in the group of fungi, bacteria and protozoa. The importance of decomposers for the balance of the ecosystem is enormous, since they guarantee the recycling of decomposed materials and generate nutrients for the maintenance of the ecosystem.
Which hormone is produced in fat tissue that helps regulate body fat by signaling the reduction of food intake in the brain?
_________ is the least developed of a newborn baby's senses.
The least developed sense in a newborn baby is vision.
Explanation:The least developed sense in a newborn baby is vision. Newborns' vision is not yet fully developed as both the retinas and the parts of the brain involved in vision are still immature. Most newborns can only focus on objects that are directly in front of their face and about 46 cm away.
During transcription, which end of the new rna molecule protrudes from the rna polymerase?
Calcium storage, lipid synthesis, carbohydrate metabolism, and detoxification of harmful substances, all occur in the ______ .
The smooth endoplasmic reticulum (SER) is the cellular organelle responsible for calcium storage, lipid and steroid hormone synthesis, carbohydrate metabolism, and the detoxification of harmful substances.
Explanation:Calcium storage, lipid synthesis, carbohydrate metabolism, and detoxification of harmful substances all occur in the smooth endoplasmic reticulum (SER). The SER is a critical organelle in cells, especially prominent in those that synthesize large amounts of lipids and steroid hormones, such as the cells of the ovaries and testes, the liver, and certain cells within the nervous system.
The SER serves several vital functions, including the synthesis of carbohydrates, lipids, and steroid hormones; detoxifying chemicals like pesticides, preservatives, medications, and environmental pollutants; and storing calcium ions that are necessary for various cellular processes such as neurotransmitter release in nerve cells.
The interactions that occur in a pond are part of a(n) _____.
The color of a mineral in powdered form is termed _____.
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_______________, also known as aerobic respiration, is one process by which cells transfer the energy in glucose to the energy in atp. question 2 options: cellular respiration fermentation glycolysis
Two rabbits, one with a brown coat (Cc) and the other with a white coat (cc), are crossed. What are the likely results of this cross? All of the offspring will have white coats, and none will have brown coats. One–half of the offspring will have brown coats, and one–half will have white coats. All of the offspring will have brown coats, and none will have white coats. NextReset
What best explains the relationship between structure and function of the cell membrane?
The single layer membrane surrounding the outside of the cell allows for the easy removal of waste.
The lipids and proteins that make up the membrane allow it to be selective about what enters and leaves the cell.
The fluid inside the membrane buffers the chemical reactions taking place inside the cell.
The lipids forming the membrane provide energy for protein synthesis.
Answer:
The lipids and proteins that make up the membrane allow it to be selective about what enters and leaves the cell.
Explanation:
The cell membrane is a biological membrane that separates the interior of cells from the environment outside of it. This protects the cell from the environment outside of it. It also plays an important role in what gets in and out of the cell. As the membrane is made up of lipids and proteins, it is able to control the movement of substances in and out of cells and organelles.
Scientists distinguish whether an entity is a living or nonliving by describing the.....? of life.
Answer:
the correct answer would be- characteristics of life.
Explanation:
Distinguishing an entity as a living entity or nonliving entity scientifically is not based on one single thing or character. It is determined by the various characters of life.
The characteristics of life that are helpful in finding out if an individual entity is living or non-living are-
Homeostasis ability,
ability to use energy and obtain it,
Ability to reproduce,
Complexity,
Movement,
Metabolism, and
Heredity.
Thus, the correct answer is - characteristics.
Which could be a reason viruses are considered nonliving things?
The intermediate stage between snow and glacial ice is called
Definition: this is the scale used to describe how acidic or basic a solution is. this affects the enzymes within living systems.
Answer:
PH
Explanation:
science
Asexual reproduction has low genetic variability. Where does the variation in offspring come from? A) Random fertilization of gametes B) Crossing over events during mitosis C) Genetic mutations and replication errors D)Arrangements of chromosomes in metaphase I
Answer:
C) Genetic mutations and replication errors
Explanation:
Variations in the progeny produced by asexual reproduction come from mutations and errors during DNA replication. Mutations are the sudden random changes in the genome that add variations. Replication is the process of DNA synthesis; any error during DNA replication leads to genetic variations in the progeny.
Since asexual reproduction does not include fusion of gametes, fertilization can not add variations to the progeny produced by asexual reproduction.
Which theorist is responsible for suggesting that the distribution of phobias in the human population can be explained by biological preparedness?
Which type of epithelial tissue shown is a stratified tissue?
When blood returns from the pulmonary circuit, it first enters the ____ chamber of the heart?
Oxygen-rich blood flows from the lungs into the left atrium through the pulmonary veins.
What is the structure of the heart?The human heart is a muscular, four-chambered organ that is about the size and form of a man's closed fist, with two-thirds of the mass located to the left of the midline.
The parietal walls of a serous membrane border the pericardial sac, which houses the heart. The epicardium is made up of the serous membrane's visceral layer.
The heart wall is made up of three layers of tissue. The epicardium, myocardium, and endocardium are the heart wall's three outer, middle, and interior layers, respectively.
Blood from the veins enters the two atria, which have thin walls. The heart's two ventricles, have strong walls and powerfully pump the blood out of the organ. The quantity of myocardium in each heart chamber varies, reflecting the force that each chamber must provide, and this results in changes in the thickness of the heart chamber walls.
Systemic veins deliver deoxygenated blood to the right atrium, whereas pulmonary veins deliver oxygenated blood to the left atrium.
Therefore, oxygen-rich blood flows from the lungs into the left atrium through the pulmonary veins.
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When blood volume increases to the point that cardiac cells are stretched, the heart releases what natriuretic hormone?
Dna fingerprints used as evidence in a murder trial look something like supermarket bar codes. the pattern of bars in a dna fingerprint shows _____. the order of bases in a particular gene
The pattern of bars in a DNA fingerprint shows the variability in DNA sequences among individuals, which can be used for forensic analysis and paternity testing. DNA fingerprinting involves several steps including DNA extraction, the use of restriction enzymes, PCR amplification, and gel electrophoresis to generate unique band patterns for comparison.
Explanation:The pattern of bars in a DNA fingerprint shows the variability in DNA sequences among individuals. The process of DNA fingerprinting involves extracting DNA from a sample of body fluid such as blood, semen, or saliva. The DNA is then cut into fragments using restriction enzymes, amplified by polymerase chain reaction (PCR), and separated by size using agarose gel electrophoresis. The resulting band pattern is unique to each individual and can be used in forensic analysis to match a suspect to evidence found at a crime scene.
DNA fingerprinting can also be applied in paternity testing to determine fatherhood by comparing the DNA sequence of a child to the potential father. DNA's comprehensive role includes not only crime solving but also paternity testing, human identification, genetic testing, and a wide array of medical and research applications. As every person has a unique DNA profile, except for identical twins, DNA analysis can be a powerful tool in connecting individuals to specific biological evidence.
Mentally rehearsing one's resentments contributes to ________ perspiration levels and ________ blood pressure levels than mentally rehearsing forgiveness.