What type of unconformity is produced when layers of sandstone and conglomerate bury an eroded surface of an igneous or metamorphic rock?
Final answer:
A nonconformity is the type of unconformity where layers of sedimentary rock like sandstone and conglomerate bury an eroded surface of igneous or metamorphic rock, indicating a significant gap in the geological record.
Explanation:
The type of unconformity produced when layers of sandstone and conglomerate bury an eroded surface of igneous or metamorphic rock is known as a nonconformity. A nonconformity occurs where the bedrock, which could be igneous or metamorphic, meets the overlying sedimentary rocks. For instance, if a mountain belt is eroded down below sea level and later layers of sediment such as sandstone and conglomerate are deposited atop the older igneous or metamorphic rocks, the resulting contact point represents a nonconformity. The essence of a nonconformity is the direct overlay of sedimentary rock on older non-sedimentary bedrock, indicating a significant gap in the geologic record where the igneous or metamorphic rock was exposed at the Earth's surface and subjected to erosion before being buried by newer sediment.
When fears of contagious diseases such as avian flu and ebola arise, public health officials encourage people to replace greetings involving close contact (handshakes, hugs) with an elbow bump. this change in greetings represents a shift in?
The History of voting in American is the history of the expansion of which of the following?
A) ballots
B) Sufferage
C) Political Socialization
D) Poll Taxes
A stimulation of senses results from various sources of energy such as light and sound and the presence of chemicals
Answer:
true
Explanation:
A stimulation of senses results from various sources of energy such as light and sound and the presence of chemicals. Thus, the given statement is true.
What is nauxious stimuli?Nauxious stimuli has been defined as mechanical as well as the chemical or even thermal sometime. Nauxius stimuli responsible for activating.
Stimuli has been defined as an event that activates the particular function or reaction in the tissue or organ. The example of the stimuli has the response of the body to a particular medicine. This is the example of stimuli which we can feel once in our lifetime.
The main objective of the treatment has to make the patients healthy and happy as well as free from the disease generally there are several types of the treatments and these are known as chemotherapy which has been used to given to the patient of the cancer, radiation therapy, hormonal therapy as well as biological therapy.
Therefore, A stimulation of senses results from various sources of energy such as light and sound and the presence of chemicals. Thus, the given statement is true.
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Energy flow in plants -- concept map plants are best known for their ability to perform photosynthesis, the process by which light energy is converted to chemical energy in the form of sugars. but plants don't just make sugars; they use them, too. like animals, plants must break sugars down to fuel cellular work. in this activity, you will complete a concept map showing the interrelatedness of sugar production and sugar breakdown in a plant cell. part a - photosynthesis and respiration in plants drag the labels from the left to their correct locations in the concept map on the right. not all labels will be used.
Answer:
-sunlight (a)
-photosynthesis (b)
-chloroplast (c)
-sugar (d)
-chlorophyll (e)
-carbon dioxide (f)
-cellular respiration (g)
-mitochondria (h)
Explanation:
Before a client became depressed, the client was an active, involved parent with three children, often attending their school functions and serving as a volunteer. the client is hospitalized for a major depressive episode and now reveals that the client feels like an unnecessary burden on the client's family. which nursing diagnosis is most appropriate?
What microscope is used to see organisms in drop of pond water
To see organisms in a drop of pond water, a light microscope with high power objective lenses is used, which may require staining to increase visibility of cell components, although DIC microscopy can provide contrast without staining.
Explanation:To observe organisms in a drop of pond water, a light microscope is commonly used. This type of microscope utilizes visible light that passes through and bends via the lens system, allowing users to view the specimen. For viewing living organisms like bacteria, algae, and protozoa, higher magnification is needed, and high power objective lenses are often employed to get a good image of these microscopic organisms. However, as most single cells are transparent, staining is sometimes necessary to distinguish cellular components, although staining generally results in the death of the cells. An alternative to traditional light microscopy for specimens with little contrast is the use of a DIC microscope, which enhances contrast without staining, allowing the visualization of living cells in greater detail.
He atmosphere, lithosphere, and hydrosphere are examples of __________ systems
Two males weigh 195 pounds and are 45 years old. one has a body fat percentage of 13% and the other's body fat percentage is 29%. which individual likely burns more calories at rest?
What will happen to dna sequence variation in the regions of the genome immediately adjacent to an allele undergoing a selective sweep, or strong positive selection?
I NEED HELP PLEASE. (I will give brainliest to the correct answer.)
In a magazine advertisement, a manufacturer claims its laundry ball, which contains ceramic pellets, gets clothes clean by changing the pH of the water. The ad claims the product reduces wear on their clothing, contaminants in the environment, and the cost of doing laundry. What should the advertisement include to give a consumer more confidence in this product's claims?
a. Information about product testing in a study that includes a control group
b. A lack of testimony from users who have used the product for several months
c. Pictures comparing loads of laundry cleaned with and without the product
d. Information about how the product benefits the environment
The correct answer is option a. Information about product testing in a study that includes a control group.
The experiments and the visible result creates a trust about the use of the product. The advertisement can include the observation of product testing, in which a control group should be present. In the control group, the product should not be used and in the experimental group the product should be used. A comparison of the control group and experimental group can help in observing the difference with and without use of the product.
According to sigmund freud, which part of the mind is composed of biological drives and consequently is the source of psychic energy
Answer:
The Id.
Explanation:
According to Freud, Id is the part of the mind that is composed of biological impulses that contains our basic psychic energy, or libido, and is expressed through stress reduction. Thus we act in an attempt to reduce this tension to a more tolerable level. To meet the needs and maintain a comfortable level of tension, it is necessary to interact with the real world. For example, hungry people should go in search of food if they want to release hunger-induced tension. Therefore, it is necessary to establish some sort of proper link between the demands of id and reality.
A recent forest fire has swept through the forest, killing many of the smaller organisms such as the hare, deer, and rodent populations that are prey for the larger organisms such as bobcats, wolves, and mountain lions. How would this affect the populations in the forest ecosystem? Check all that apply.
A.The populations of all organisms in the forest will stay the same.
B.The populations of bobcats, wolves, and mountain lions will decrease due to lack of food.
C.The populations of deer, hare, and rodents will decrease due to the number of predators.
D.The population of bobcats, wolves, and mountain lions will increase due to the availability of food.
The effect on the population in the forest ecosystem will be :-
b. The populations of bobcats, wolves, and mountain lions will decrease due to lack of food.
c. The populations of deer, hare, and rodents will decrease due to the number of predators.
What is an ecosystem?
It is a structural and functional unit of ecology where both biotic and abiotic components interact with each other.
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Answer: B and C.
Explanation: These responses were marked as correct. Have a great day!
PLEASE ANSWER QUICKLY!
Which substance is used by plants as a source of food?
A. water
B. glucose
C. oxygen
D. carbon dioxide
Answer: Its B
Explanation:
Explain why scientists believe that most animals would become extinct if all plants died.
Jason is blindfolded and cannot verbally identify objects in his left hand, which suggest that he has had a dyslexic episode a lateralization of his brain hemispheres an epileptic seizure split-brain surgery
1. Which situation is NOT an example of homeostasis within a cell?
a. water passed through the cell membrane causing the cell to swell and burst
b. water is released by a vacuole in a plant cell to replace water lost due to drought c. mitochondria produce more ATP in response to an increase in physical activity
d. mitochondria slow down ATP production when a cell is at rest
How do populations of organisms change in response to their environment? Help, I'm confused!
Answer:
Where can we observe evidence of organisms changing in response to their environment?
We could lock up a micro organism and study it with a microscope. Put it in a jar or something, and then wait a year or two and then get another microorganism and put it under the microscope and compare them (If there is even any changes).
Explanation:
How to memorize the anatomical man surface structures and body cavities?
Please help
To memorize anatomical surface structures and body cavities, understand the hierarchy of organization, anatomical position, and terms, body planes, quadrants, body cavities, and the functions of serous membranes. This foundational knowledge aids in identifying and locating various body structures.
To effectively memorize the anatomical surface structures and body cavities, follow these steps:
Hierarchy of OrganizationStart by understanding the basic architecture and levels of organization of the human body. This includes levels from cells, tissues, organs, organ systems to the entire organism.
Anatomical Position & TermsEvaluate the anatomical position, which is a standard position of the body used as a reference. The body is standing upright, with feet together, arms to the side, and head and eyes facing forward. Get familiar with directional terms like anterior (front), posterior (back), superior (above), and inferior (below) to precisely describe locations.
Body PlanesIdentify and demonstrate the three main anatomical planes: sagittal (divides body into left and right), frontal or coronal (divides body into front and back), and transverse (divides body into upper and lower parts).
Body QuadrantsPractice locating major organs in the four abdominal quadrants: right-upper, right-lower, left-upper, and left-lower.
Body CavitiesRecall the main body cavities: the dorsal body cavity (which includes the cranial and spinal cavities), and the ventral body cavity (which includes the thoracic and abdominopelvic cavities). Major organs within these cavities include the brain, spinal cord, heart, lungs, liver, stomach, and intestines.
Serous MembranesUnderstand serous membranes, which line and enclose several body cavities, producing serous fluid to reduce friction. Examples include pericardium around the heart, pleura around the lungs, and peritoneum in the abdominal cavity.
Which type of cell is a Rose Thom?
A.chloroplastic
B.eukaryotic animal
C.eukaryotic plant
D.prokaryotic
An insect antennae that has whorls of hairs projecting from the joints between the segments is called:
A. what are two reasons that the prevalence rate of a disease in a community could decrease?
Fish, like other animals, need oxygen to survive. oxygen gas dissolved in water can be used by fish, which remove it from the water by means of their grills. classify the change that occurs when oxygen dissolves in water
Final answer:
Oxygen dissolving in water is a physical change that facilitates diffusion of oxygen into the blood of fish through their gills. Gills have evolved to maximize oxygen uptake from water, where oxygen concentration is lower than in the atmosphere.
Explanation:
When oxygen gas dissolves in water, it undergoes a physical change where no chemical bonds are broken or formed. The process through which oxygen diffuses from water into the blood of aquatic animals, such as fish, is known as diffusion. This is a crucial physiological process, involving the gills, a specialized organ composed of thin tissue filaments that are highly branched and folded, providing a vast surface area for a more effective exchange. The dissolved oxygen, present at a lower concentration in water compared to the atmosphere, enters the bloodstream where it becomes bound to hemoglobin, allowing it to be transported to cells throughout the organism's body.
The gills are an impressive adaptation for extracting dissolved oxygen from water, even though the concentration of oxygen in water is much smaller than the roughly 21 percent found in the atmosphere. The large surface area presented by the gills' folds enables the diffusion process, allowing oxygen molecules to move from areas of higher concentration in the water to areas of lower concentration in the fish's blood. Likewise, carbon dioxide produced by the fish diffuses in the opposite direction, from the blood into the water.
Every living thing must reproduce to prove that they are alive
Answer:
The correct answer is true.
Explanation:
The biologist has proposed few characters on the basis of which a living organism can be distinguished from non-living things like cellular organization, reproduction, heredity material, metabolism, homeostasis, growth and development.
For a living organism to maintain their continuity on the planet has to reproduce via asexual or sexual means through which its genetic material can be passed on to its offspring.
Thus, true is the correct answer.
Answer:
True.
Explanation:
Every living being needs to be born, grow, reproduce and die. For this reason, we can state that, generally speaking, every living being must reproduce to prove that he is alive.
From the point of view of evolution, in addition to being born and growing, living beings also adapt for their survival and may even create new species. In the aspect of reproduction, we are talking about the ability to create progenitor-like offspring, which Living Beings realize in two ways: sexual, through the sex of the progenitors, that is, through gametes, reproductive cells, in the case of sexed organisms; asexual, performed without sex, as is the case with clones, for example.
Explain the relationship between the pancreas and homeostasis
The pancreas plays a key role in homeostasis by regulating blood glucose levels through the secretion of hormones insulin and glucagon. When blood glucose levels rise, the pancreas secretes insulin to lower it, and when levels drop, it secretes glucagon to increase it, maintaining equilibrium
Explanation:The relationship between the pancreas and homeostasis primarily revolves around the regulation of blood glucose levels. The function of the pancreas in this respect involves the secretion of two hormones: insulin and glucagon, which are integral to maintaining blood glucose homeostasis. When the blood glucose level is high, the pancreas secretes insulin, which enhances glucose uptake from blood and its utilization by body cells, thereby reducing the blood glucose concentration back to its normal level. Conversely, when the blood glucose level drops, the pancreas releases glucagon, triggering the breakdown of glycogen into glucose and increasing blood glucose levels back to normal. Both of these processes involve a mechanism of negative feedback, where rising blood glucose levels inhibit more glucagon release, and falling blood glucose levels halt the secretion of insulin.
The pancreas is sensitive to fluctuations in blood glucose levels and responds accordingly to maintain equilibrium, highlighting its vital role in homeostasis. A failure to maintain this equilibrium - such as in cases of diabetes where insulin production is deficient or ineffective - can be harmful and potentially life-threatening. Therefore, the role of the pancreas in the control of blood glucose levels illustrates a key aspect of bodily homeostasis.
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How do chemoorganotrophs differ from chemolithotrophs?chemoorganotrophs are known as "rock feeders," whereas chemolithotrophs are known as "grass feeders."chemoorganotrophs consume organic molecules, whereas chemolithotrophs consume inorganic molecules as their source of food.chemoorganotrophs cause dark staining, whereas chemolithotrophs live in and on your body.there is no difference between the two.chemoorganotrophs utilize sunlight for food; chemolithotrophs utilize inorganic sources?
What is one social characteristic that both wolves and humans share, which may have helped the process of domestication?
A. An enjoyment of fighting
B. Solitary hunting activities
C. The formation of extended families
D. A lack of a communication system
"the endocrine system is comprised of a number of glands that release chemical messengers known as ____ into the ____."
Final answer:
The endocrine system consists of glands that release hormones into the bloodstream. These hormones serve as messengers controlling various body processes. Unlike neurotransmitters with localized effects, hormones have widespread effects and are slower but longer-lasting.
Explanation:
The endocrine system is comprised of a number of glands that release chemical messengers known as hormones into the bloodstream. The organs involved in this system, known as endocrine glands, secrete these hormones directly into the blood without using ducts, differentiating them from exocrine glands, which release substances onto body surfaces through ducts. The major function of hormones is to serve as messengers, controlling and coordinating activities throughout the body. They affect various physiological processes, including growth, metabolism, and homeostasis.
Hormones are secreted into the bloodstream and travel throughout the body, affecting any cells that contain receptors for them. This means that even though hormones are released in one part of the body, they can have an effect on cells in another part of the body. Unlike neurotransmitters, which have a localized effect, the effects of hormones are widespread and generally slower to initiate but tend to be longer lasting due to the time they remain in circulation within the bloodstream.
A charged atom that has lost or gained electrons is called a(n)
An ion is a charged atom that has lost (becoming a cation) or gained electrons (becoming an anion), which results in a positive or negative charge, respectively.
An atom that has either lost or gained electrons, resulting in a charge imbalance between electrons and protons, is known as an ion. When an atom loses electrons, it has more protons than electrons and becomes a positively charged ion, or cation.
Conversely, if an atom gains electrons, it has more electrons than protons, which results in a negatively charged ion, or anion. The process of losing or gaining electrons allows the atom to have a different electrical charge and is fundamental in the formation of chemical bonds.
For example, a sodium atom (Na) can lose one electron to become Na+, a cation. Similarly, if a chlorine atom (Cl) gains an electron, it becomes Cl-, an anion. The ion retains the elemental identity of the atom but acquires a charge due to the change in electron number.
How could the study of insulin signaling help people with diabetes?
Answer
Insulin signaling studies helps people with diabetes to understand the signaling pathway that impacts the disease which will help to develop new drugs to treat type 2 diabetes.
Explanation
Insulin signaling regulates the levels of glucose, lipids and energy homeostasis. The control of the insulin signaling path is vital for adaptation as a diabetes patient moves from the fed state to fasted state. Positive and negative modulator are involved in this pathway ensure proper coordinated bio-response to insulin in the body. Insulin resistance can be as a result of obesity through variety of mechanisms. Hence, it is important to understand these pathways to facilitate development of new drugs to treat diabetes, metabolic complications and other syndromes. Through the study of insulin signaling, researchers can identify new molecules that impact this pathway and develop new control levels for treatment of type 2-diabetes.