Running water, while occurring infrequently in deserts, does most of the erosional work.
Running water is the water that flows from water sources such as oceans, streams, rivers, including rain water which transports weathered rocks and other particles. Running water is the most significant agent of erosion. Erosion is a physical process caused by the action of water or wind, and it involves the wearing away of the earth’s surface by removing soil, rock, or other substances from one area on the earth, and moving it to another area.
This produces a waxy covering that protects the plant from insects, bacteria, and fungi.
The cuticle, composed of cutin, constitutes a vital defense mechanism in plants, repelling water and providing protection from biotic and abiotic stress factors.
The protective waxy covering that shields plants from insects, bacteria, and fungi is known as the cuticle. This cuticle is made up of a substance called cutin, which effectively minimizes water loss through transpiration. The leaf's cuticle functions to reduce the rate of water loss from the plant surface. In addition to this waxy layer, some plant leaves have small hairs called trichomes that contribute further to defense by restricting insect movement and storing substances that are toxic or unpalatable to herbivores.
Plants employ this first line of defense to maintain an intact and impenetrable barrier, often enhanced by multiple layers of the epidermis in extreme environmental conditions. This way, the cuticle and bark work together to protect plants against various pathogens and environmental stressors, ensuring their survival and health.
10) Which of the following is a tool that is used by astronomers to study radiation?
A) a computer model
B) a ground based telescope
C) a Foucault pendulum
D) a calendar
11) Which of the following is evidence of Earth's Revolution?
A) The Foucault pendulum
B) The Coriolis effect
C) Night and Day
D) Constellation movement
12) Which of the following forms of radiation can be shielded by earth's atmosphere?
A) Gamma rays
B) Radio waves
C) Visible light
D) All of the above
Thanks in advance for helping guys :)
Astronomers are the people who study the stars, planets, celestial bodies, etc. The astronomer studies radiations with a ground-based telescope. Thus, option 10. B, 11. D, and 12. A is correct.
What is a ground-based telescope?A ground-based telescope is a type of space telescope used as a satellite type to view objects in space. This is used by astronomers to view the celestial bodies in space. Hence, option B is correct.
The earth rotates on its axis and revolves around the sun on the fixed orbital path. It was proved by the constellation movement as stars appear to move in the sky across the east to west direction. Hence, option D is correct.
The earth's atmosphere is capable of shielding the gamma rays along with the harmful UV and X-rays. The ozone layer of the atmosphere blocks these rays to enter the earth by reflecting back them into space. Hence, option A is correct.
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Lipids are a poor source of stored energy. lipids are a poor source of stored energy.
a. True
b. False
Lipids are excellent sources of stored energy in the body, contrary to the mistaken belief that they are not. They store about twice the amount of energy as proteins or carbohydrates and can be broken down for use in periods of energy requirement.
Explanation:The statement given is false; lipids are not a poor source of stored energy, but rather excellent ones. Lipids, which include fats, oils, waxes, and certain vitamins, serve multiple essential roles in the body. They act as important components of cell membranes and play key roles in signaling. However, one of their most vital functions is energy storage. Lipids pack about twice as much energy as proteins or carbohydrates per gram.
When the body needs energy, it can break down these lipid stores to provide it. This makes them a useful and efficient source of energy for extended periods without food, such as during fasting or starvation. To summarize, lipids are in reality very efficient and concentrated sources of stored energy in the body.
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What is the primary way that volcanism can trigger mass extinction?
Special smooth muscles in the dermis that, when contracted, produce “goose bumps” are called __________.
Classifying things by observation can best be done using a
Answer:
classification system
Explanation:
All the living things are different, but if you want to classify them, you need to have some characteristics in common, for example, if they have shell or skin, if they reproduce sexual o by asexual means. If they are plants, the shape of the leaves is a criteria, also if they have flowers or not, etc.
Carbohydrates are one of four types of _________ molecules.
organic
inorganic
ionic
The substance made up of oxygen, carbon and hydrogen molecule is called a carbohydrate, it is an essential compound for cell functioning, growth as well as metabolism.
Carbohydrates are one of the four types of organic molecules.
Type of molecules:Organic molecule - compounds having a carbon-hydrogen bond in them are called organic. Also, they have some type of non-metals like nitrogen, oxygen etc. in their structural organizations. Organic compounds generally provide and stores energy and assemble the structure of cells and tissues.Inorganic molecule - any molecule that lacks a carbon atom is said to be inorganic. They are generally found in abiotic factors. Salt, baking soda, water etc. are some examples of inorganic compounds.Ionic molecule - compounds that have charged atoms and can attract oppositely charged molecules are called ionic. Table salt, potassium chloride etc. are some examples.Thus, option A. organic is the type in which the carbohydrates fits.
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How are cats and trees similar and different?
A 29-year-old mother of three is suffering from chronic stress. the causes of her stress are her young children, the need for and lack of money, and the potential loss of her job. assessment reveals that she is experiencing eustress. this will likely cause her to:
Which type of tissue membrane is characteristically dry?
The answer is "Cutaneous Membrane" which is normally known as skin. The outer epithelium tissue is called epidermis while the connective tissue is dermis. The Cutaneous tissues are the most outer protective layer for body as well as carry out many more useful functions such as preventing loss of water, normalizing body temperature etc.
Drag the terms on the left to complete the sentences on the right. helpreset more concentrated passive transport less concentrated active transport when molecules move down their concentration gradient, they move from where they are to where they are . diffusion across a biological membrane is called .
When molecules move down their concentration gradient, they move from where they are more concentrated to where they are less concentrated.
Diffusion across a biological membrane is called passive transport.
When molecules move down their concentration gradient, they naturally flow from regions of higher concentration to areas of lower concentration. This process, known as diffusion, occurs spontaneously and does not require the input of energy. The movement of molecules across a biological membrane through diffusion is categorized as passive transport. In passive transport, molecules move freely through the membrane, driven by the concentration differences on either side.
This method is essential for various cellular processes, ensuring the equilibrium of molecules inside and outside the cell. In contrast, active transport involves the movement of molecules against their concentration gradient, requiring energy input to achieve this uphill transport. Both passive and active transport mechanisms contribute to the dynamic balance and proper functioning of cells.
Complete question:
Drag the terms on the left to complete the sentences on the right.
less concentrated
more concentrated
active transport
passive transport
When molecules move down their concentration gradient, they move from where they are .......... to where they are ............
Diffusion across a biological membrane is called..............
BIOLOGY HELP, PLEASE!
Water helps moderate the climate around large bodies of water. As a result, the temperatures in these areas are milder that inland where the temperatures are more extreme. This is due to water’s ______
a.) Mass
b.) Polar Structure
c.) High Heat Capacity
d.) Low Surface Tension
Water is great at moderating climate due to its high heat capacity. Water absorbs heat on hot days to cool the air temperature above it and releases heat at night to warm the air above it. This helps to keep the temperatures more mild and not so extreme.
One staff member in a psychiatric unit says to the nurse, why are we carrying out suicide precautions for someone who is dying? it is pointless and a waste of time. the nurse should:
Identify two commonly exploited fungal species and state how they are used.
If many cells commit apoptosis in any one organ, what may happen to that particular organ?
Beta cells in the pancreas produce and secrete the protein hormone insulin. you would expect to see a relatively large amount of which organelles in these cells
Which macromolecule (or polymer) is properly matched with its subunit (or monomer)?
Final answer:
Macromolecules such as proteins, nucleic acids, and complex carbohydrates are polymers made from monomers; proteins from amino acids, nucleic acids from nucleotides, and carbohydrates from monosaccharides. Lipids can be built from fatty acids and glycerol. The joining of monomers to form polymers involves dehydration synthesis, where water is released.
Explanation:
Macromolecules are essential components of living organisms, and each class of macromolecule is made from specific types of monomers. Proteins are constructed from amino acids, nucleic acids from nucleotides, and complex carbohydrates such as starches and cellulose from simple sugars like glucose. Lipids, although not always formed by monomers and polymers in the same way as the other macromolecules, can be built from fatty acids and glycerol. The process of forming macromolecules from monomers involves dehydration synthesis reactions, where water is released as monomers are linked together to form polymers.
Each macromolecule category has its own type of monomers. For example, proteins are polymers made from amino acid monomers. Each nucleic acid strand consists of monomers called nucleotides. Carbohydrates are comprised of monosaccharide monomers. For a macromolecule to be properly matched with its monomer, it must be correctly paired with the subunit that forms that specific type of polymer.
The new mother is holding her infant, speaking softly and gently stroking the baby's face. she giggles and asks the nurse why the baby turns toward her finger when she strokes the cheeks. the nurse should explain that this is which common newborn reflex?
The baby's turning motion in response to having its cheek stroked is the rooting reflex, which helps the infant locate a food source for survival.
The common newborn reflex that a new mother observes when her baby turns toward her finger as she strokes the baby's cheek is known as the rooting reflex. This reflex is a newborn's response to anything that touches the cheek, prompting the baby to turn its head toward the stimulus and begin to suck. This action aids the newborn in locating a source of food, such as the mother's nipple, which is crucial for survival.
In addition to the rooting reflex, infants also exhibit other reflexes such as the sucking reflex, important for feeding, and the grasping reflex, which allows the baby to automatically grasp anything touching the palms, supporting the infant's need for physical contact and security.
Vertical structural members that exterior wall sheathing and siding may be attached to are called:
Vertical structural members in construction that support exterior wall sheathing and siding are known as studs. They are integral to the building's framework, working alongside horizontal members to ensure structural stability.
Studs are essential elements in building construction, providing structural support to the walls, akin to how horizontal beams, like vigas and latillas, support the roof. In traditional post-and-lintel construction, the vertical posts provide a similar function, bearing the weight from the horizontal lintel above doorways and other openings. In the context of a house, other vertical structures include window frames and door lintels. The role of these vertical members is critical as they work in conjunction with horizontal structures to provide stability and support to the entire building.
Studying material culture is important to anthropologists because:
It is important for anthropologists to have studying material culture because the objects that are being created and are being shaped by human beings are for them, has meaning behind it and has practices in which involves with the cultures.
Testosterone is an example of a chemical signal that affects the cells that synthesize it, the neighboring cells in the testis, along with distant cells outside of the testis. thus testrosterone is an example of ___________.
Four different nucleotides are used as building blocks of DNA. Which of the following can be used to distinguish one nucleotide from another?
.. .. .. .. .. .. .. .. .. .. .. .. .. .. nitrogen base :)
Nucleotides in DNA can be distinguished by their nitrogenous bases. The bases are adenine (A), guanine (G), cytosine (C), and thymine (T). Specific pairing of these bases allows for processes like DNA replication and transcription.
Explanation:The four different nucleotides which make up the building blocks of DNA can be distinguished by their nitrogenous bases. Each nucleotide contains three parts: a phosphate group, a sugar (deoxyribose in DNA), and a nitrogen-containing base. The four bases are adenine (A), guanine (G), cytosine (C), and thymine (T). In DNA, Adenine pairs with thymine (A-T) and cytosine pairs with guanine (C-G), and it's this specific pairing of bases which allows for DNA replication and transcription.
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What does the letter q stand for in the Hardy-Weinberg equation
Answer:
Frequency of recessive allele.
Explanation:
The Hardy-Weinberg equation is represented as below:
p2 + 2 pq + q2 = 1
Here, p is the frequency of dominant allele while q denotes the frequency of the recessive allele. The "p2" refers to the frequency of dominant genotype in the population while "q2" is the frequency of recessive genotype in the population. Likewise, "2pq" represents the frequency of heterozygous genotypes in the population.
What is one potential reason a plant may be forced to elevate its cell respiratory rate?
Final answer:
A plant may need to elevate its cell respiratory rate due to heat stress, which occurs when temperatures exceed the optimum for growth, leading to physiological changes like increased cellular respiration to cope with increased oxygen levels and reduced photosynthesis.
Explanation:
One potential reason a plant may be forced to elevate its cell respiratory rate is due to heat stress. Plants have an optimum temperature for growth, and exceeding this temperature can induce several physiological and biochemical changes. For instance, stomata might close to limit water loss under high temperature, which restricts CO₂ uptake, decreasing photosynthesis, and leading to an accumulation of O₂ in leaf tissues. This accumulation can cause free radical O₂ to oxidize cell membrane lipids, compromising their function. Consequently, respiration within the cells increases, using more stored energy and potentially resulting in reduced growth or even death if the heat stress is severe or prolonged. Additionally, temperature acclimation is important for understanding how plants adjust to changing climates.
As the nurse inspects the perineum of a client who is in active labor, the client suddenly turns pale and states that she feels as if she is going to faint even through she is lying flat on her back. what is the nurse's priority intervention?
The scientific process is ________ involving both inductive and deductive reasoning
The scientific process is circular involving both inductive and deductive reasoning.
Further details
Scientific Process
The logical strategy is a progression of steps pursued by logical examiners to address explicit inquiries regarding the regular world. It includes mentioning objective facts, defining a speculation, and directing logical examinations. Trial results.
Steps of scientific Process
Mention an objective fact. Pose an inquiry. Structure a speculation, or testable clarification. Make an expectation dependent on the speculation. Prediction is tested. Repeat: utilize the outcomes to make new speculations or expectations.Deductive reasoning
It is the way toward thinking from at least one explanations (premises) to arrive at a consistently certain resolution. Deductive thinking goes a similar way as that of the conditionals, and connections premises with ends. On the off chance that all premises are valid, the terms are clear, and the guidelines of deductive rationale are pursued, at that point the end came to is essentially valid.
Inductive reasoning
Inductive thinking is an intelligent procedure wherein different premises, all accepted genuine or discovered genuine more often than not, are joined to get a particular end. Inductive thinking is regularly utilized in applications that include expectation, or conduct.
Answer details
Subject: Biology
Level: High school
Key words
Scientific Process Steps of scientific Process Deductive reasoning Inductive reasoningLearn more to evaluate
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Two brain structures the size of matchsticks that rest above the nasal cavities are the
Identify at least six different types of private healthcare facilities
Answer:
The following are the six different kinds of private healthcare facilities:
1. General or Acute care hospitals: It offers services to treat, diagnose the ailments for a brief time duration. They generally provide obstetrical and emergency care.
2. Specialty care hospitals: It offers attention for very particular kinds of diseases.
3. Nursing home facilities: It offers lengthened care for patients who require supplementary time to improve from an injury or an illness.
4. Outpatient clinics or surgical centers: It offers services, which do not need overnight hospitalization. In this the services vary from basic surgeries to diagnostic therapy or testing.
5. Home health care: It offers nursing, personal care, therapy, or housekeeping services in the home of the patient.
6. Rehabilitation center: It offers intensive occupational and physical therapy that comprises outpatient and inpatient treatment.
I study prehistoric life through fossils and remains who am i
Large organic molecules that are synthesized from multiple identical subunits are _____.
carbohydrates
polymers
proteins
nucleic acids
all of the above
The large organic molecules are synthesized from the multiple smaller units that are combined together. These units are identical and are repeated a certain number of times to form these different large molecules. These individual units are known as monomers, and together by combining they form the polymer units. The monomer of the carbohydrates is monosaccharide, that of protein is amino acid, and the monomer of nucleic acid is nucleotides.
Hence, the correct answer is 'all of the above'.