why do you think slate might be denser then shale?
Answers
Answer:Slate is denser than shale because its atoms and molecules become more compact due to the presence of intense pressure. Due to this event, the minerals are squeezed and realigned in such a way that the axes are directed to where the pressure was applied.
Explanation:
Related Questions
Fat and ATP are different molocules that can both be described as molocules in terms of energy storage.
This is a question from flvs and the awnsers are to long to type
Answers
Velopharyngeal insufficiency is failure of the velopharyngeal mechanism to separate the ________ and ________ cavities during speech and swallowing.
Answers
Answer:
oral and naval
Explanation:
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In most situations, which of these would be considered an example of a superadequacy? gold-plated faucets R-90 insulation in walls and ceilings foundation walls that are 4 feet thick all of these
Answers
In most situations, all of the given examples - gold-plated faucets, R-90 insulation in walls and ceilings, and foundation walls that are 4 feet thick - would be considered examples of super adequacy.
Super adequacy refers to a design or construction feature that exceeds the necessary requirements for functionality, performance, or durability. These features are often luxurious or extravagant, providing more than what is typically required or expected.
Gold-plated faucets are a classic example of super adequacy. While faucets primarily serve the purpose of delivering water, gold-plating them adds a layer of opulence and luxury that exceeds their functional requirements.
This feature is often associated with high-end or extravagant designs, where aesthetics and prestige are prioritized.
R-90 insulation in walls and ceilings would also be considered super adequate. Insulation is necessary for maintaining temperature control and energy efficiency in buildings.
However, R-90 insulation far exceeds the standard requirements for insulation, which are typically much lower. This level of insulation provides an extreme level of thermal resistance, surpassing what is typically needed for comfortable living conditions.
Similarly, foundation walls that are 4 feet thick demonstrate super adequacy. Foundation walls primarily serve the purpose of providing structural support and stability to a building.
While a certain thickness is necessary to meet structural requirements, 4 feet is excessive in most cases. Standard foundation walls are typically much thinner and still provide adequate stability for most structures.
Overall, all of these examples exhibit super adequacy by exceeding the necessary functional requirements. They showcase a desire for luxury, extravagance, or over-engineering, often seen in high-end or specialized contexts.
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PLEASE ONLY ANSWER IF YOU KNOW THE ANSWER!!! Will give brain and 5 stars( LOOK AT BOTH PICTURES)
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In the city of WhiteBloodCell, harmful bacteria is threatening the city. So to the rescue comes Lysosomes, the cell engulfing handy man. As it destroys the bacteria, it realizes that the villain deserves a second chance. So the broken parts of the bacteria are its weapons, amino acids. So the Lysosomes brings these to its colleague Ribosome. There, Rob the Ribosome assemble these amino acids into a better, nicer protein. Those then are transferred to his friend Golgi apparatus. She modifies it further, packages it up nicely, and transports it out of the cell. Together, these heroes helped to save Organism from infection.
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Englanda1
A skier at the top of the slope has ________ energy.
Group of answer choices
kinetic energy
potential energy
velocity
speed
Answers
Answer:
Gravitational Potential energy so in your case potential energy.
Explanation:
which action must take place before transcription can begin?
Answers
Before transcription can begin, a process known as DNA unwinding and unzipping must take place.
Transcription is the process by which genetic information encoded in DNA is copied into a complementary RNA molecule. However, before transcription can occur, the DNA double helix must undergo unwinding and unzipping.
During DNA unwinding, the hydrogen bonds between the complementary nucleotide bases (adenine, thymine, cytosine, and guanine) are broken, causing the DNA double helix to separate into two strands. This separation exposes the DNA template strand, which serves as a template for RNA synthesis.
Once the DNA strands are unwound, the process of DNA unzipping occurs. Enzymes, such as helicase, help in separating the DNA strands by breaking the hydrogen bonds between the base pairs.
As a result, the DNA molecule is "unzipped" into two separate strands, with the template strand serving as a template for RNA synthesis.
After DNA unwinding and unzipping, the stage is set for transcription to begin. The RNA polymerase enzyme can then bind to the DNA template strand and initiate the synthesis of an RNA molecule using complementary RNA nucleotides.
Thus, DNA unwinding and unzipping are essential steps that precede the initiation of transcription.
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Newly formed cells must do which of the following after being produced by mitosis before it can be a fully functioning cell in an organism?
Group of answer choices
synthesis of more DNA
copy the chromosomes
prophase
Grow to maturity
Answers
After being produced by mitosis, newly formed cells must copy the chromosomes before they can be fully functioning cells in an organism. Option B is the correct answer.
Mitosis is the process of cell division that produces two identical daughter cells from a single parent cell. During mitosis, the parent cell's chromosomes are replicated, and each daughter cell receives a complete set of chromosomes. However, before the newly formed cells can become fully functioning cells, they need to ensure that each chromosome is copied accurately.
This process occurs during the S phase of the cell cycle, which takes place before mitosis. By copying the chromosomes, the newly formed cells ensure that each daughter cell has a complete and identical set of genetic information, allowing them to function properly in the organism.
Therefore, copying the chromosomes is a crucial step that newly formed cells must undergo before they can be fully functioning cells in an organism (Option B).
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Which kingdom would a species be classified in if it has a nucleus, cell walls and
chloroplasts, gets energy through photosynthesis, and is an autotroph?
A.Protista
B.Fungi
C.Plants
D.Animals
Answers
Answer:
C. Plants
Explanation:
Taxonomy can be defined as the process of naming, classification and description of living organisms such as plants and animals, based on similarities or characteristics e.g eyes, number of legs, etc.,
The eight (8) biological classification (taxonomy) used for grouping and organizing organisms are; Kingdom, Domain, Phylum, Family, Order, Class, Species and Genus.
Additionally, the three (3) domain in which living organisms can be classified are: Bacteria, Eukaryote, and Archaea.
Thus, taxonomy helps scientist to have a good understanding and knowledge when studying various organisms.
A cell can be defined as the fundamental or basic functional, structural and smallest unit of life for all living organisms. Some living organisms are unicellular while others are multicellular in nature.
A unicellular organism refers to a living organism that possess a single-cell while a multicellular organism has many (multiple) cells.
In Biology, producers are the living organisms that are capable of manufacturing their own food and as such can provide energy or food for the other living organisms (consumers) in a food chain.
A producer gets energy from the sun and converts it into food. The cells found in producers are capable of converting the energy received directly from the sun into food through a process generally referred to as photosynthesis, converting carbon dioxide from the air, water from the soil, minerals and energy from the sun into organic nutrients.
In the ecosystem, producers are autotrophs or self-feeders such as plants.
Hence, the kingdom in which a species would be classified in if it has a nucleus, cell walls and chloroplasts, gets energy through photosynthesis, and is an autotroph is the plant kingdom (Plantae).
Answer:
C. Plants
Explanation:
Plants are multicellular and most don't move, although gametes of some plants move using cilia or flagella. Organelles including nucleus, chloroplasts are present, and cell walls are present. Nutrients are acquired by photosynthesis (they all require sunlight).
5. The organs of the respiratory system include the trachea, the bronchi, the diaphragm, and the ___________________________.
Answers
what was the Louis Pasteur view regarding the origin of life
Answers
Answer:
Louis Pasteur effectively disproved the spontaneous generation concept by performing research that displayed exposure to fresh air was the trigger of the microbial growth.
Explanation:
The two days of the year when the Sun's rays are exactly on the equator are called _____.
Answers
Answer:
equinox
Explanation:
It occurs 2 times a year where the sun shines exactly on the equator on September and March
What makes a substance an infectious agent and a target for your immune system? What physical barriers keep infectious agents out of the body?
Answers
The skin, nasal mucosa, perspiration, cerumen, mucus, and gastric juice are examples of natural barriers. Moreover, the regular flow of urine flushes bacteria into the urinary system.
How does the human body's physical, chemical, and biological defences to disease look like?Pathogens are literally blocked from reaching the body through mechanical barriers, namely the skin, mucous membranes, and body substances such tears & urine. Pathogens on bodily surfaces are killed by chemical barriers, such as the microbes in saliva, perspiration, and sperm.
What are the five physical barriers?Time, Location, Space, Temperature, and Noise are the main environmental and physical constraints. Some of these are simple to change, while others could prove to be challenging barriers to good communication.
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The smaller cell produced by oogenesis meiosis i, called the first polar body, is essentially a packet of discarded nuclear material.
Answers
The statement "The smaller cell produced by oogenesis meiosis is called the first polar body, is essentially a packet of discarded nuclear material.". is a true statement. This is further explained below.
What is oogenesis?Generally, Oogenesis is a process that takes place in the ovary's outermost layer, where the initial meiotic division commences in a primary oocyte.
In conclusion, oogenesis meiosis is essentially a packet of discarded nuclear material.
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The red tailed hawk spots a chipmunk and swoops down. What is the hawk's kinetic energy when it's going 42 m/s? The hawk still has a mass of 1 kg.
Answers
Answer:
882 Joules
Explanation:
Kinetic Energy (J) = 1/2 * m * v²
where m is the mass(kg) and v(m/s) is the velocity
Here the mass is 1 kg and velocity is 42 m/s
→ Using the formula:
→ 1/2 * 1 * 42²
→ 882 J
Imagine you are studying a population of finches on one of the Galápagos Islands. You have been recording many of the birds’ physical traits, including the length of both wings. You observe that for 80% of individuals measured, the length of the left wing is not significantly different from the length of the right wing (in other words, they are symmetrical). But for about 20% of birds measured, the wing lengths are asymmetrical. This distribution is true from generation to generation. Suddenly, a rare 5-day windstorm takes over the island. After the storm, you spend the next several days netting each bird on the island that survived the storm. You discover that 85% of the birds with symmetrical wings survived the storm, whereas only 5% of the birds with asymmetrical wings did.
Propose a hypothesis to explain this observation.
Answers
Answer:
Hypothesis: Birds with asymmetrical wings are more likely to have difficulty flying whilst in a storm than birds with relatively symmetrical wings.
_________ is a mitochondrial disorder.
Answers
Answer:
cell malfunction
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It’s true
¿Cuáles son los usos beneficiosos del fármaco que utiliza la comunidad médic?
. What is the mechanism(s) that the drug uses?
Answers
Answer:
In pharmacology, the term mechanism of action (MOA) refers to the specific biochemical interaction through which a drug substance produces its pharmacological effect. A mechanism of action usually includes mention of the specific molecular targets to which the drug binds, such as an enzyme or receptor.
Describe the function and purpose of the Na+/K+ pump in re-establishing the resting membrane potential?
Answers
The function of the Na+/K+ pump in re-establishing the resting membrane potential is that the Na+K+-ATPase pump helps to maintain osmotic equilibrium and membrane potential in cells.
What is the resting membrane potential?The resting membrane potential is the voltage across a given cell membrane during the resting stage.
The purpose of the Na+/K+ pump in re-establishing the resting membrane potential is for the sodium and potassium to move against the concentration gradients.
The Na+ K+-ATPase pump maintains the gradient of a higher concentration of sodium extracellularly and a higher level of potassium intracellularly.
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can i have some help on this
Answers
Answer:
Directional selection.
what is the major difference between the normal stomach cells and cancerous stomach cells of the chicken?
Answers
Explanation:
cells and cancerous chicken stomach cells, excluding interphase, which had a dramatic difference. ... The stage that held the most difference was Interphase. In normal chicken cells, the duration for interphase was 550 minutes. However for interphase in cancerous chicken stomach cells, it was 380 minutes.
Find out two types of water purification and name and describe them here.
Answers
Answer:
1. Reverse Osmosis
Reverse Osmosis works by forcing feedwater through a semi-permeable membrane.
A pump is used to apply pressure to reverse the normal osmotic flow across a membrane, meaning purified water molecules (permeate) are forced through the reverse osmosis membrane and recovered in preference to contaminants in the concentrated side which are left behind (reject concentrate).
2. Oxidisation
Oxidisation in the form of chlorination has been used as a means of water purification since the beginning of the last century. Hypochlorite is the key agent, achieving a disinfection of water by oxidising bacteria to eliminate waterborne diseases. Several different methods can be used to provide oxidation, including ozonation, chloramination, UV, bromination & chlorine dioxide. During the treatment, hydroxyl radicals are generated to destroy bacteria cells.
Antibiotics are effective on ________ cells.
If you can help, that would be great! :)
Answers
Answer:
Bacterial
Explanation:
Antibiotics work against bacteria.
What evidence have you discovered to explain what powers a cell?
Answers
The strength of the cell lies in the mitochondria organelles. Mitochondria are involved in inviting the energy needed by cells.
Mitochondria are round to oval-shaped organelles found in almost all eukaryotic materials. This component produces energy known as ATP for cells through a series of chemical reactions.
Most of the ATP is produced in mitochondria through a series of reactions. Most of the energy production occurs in the folds or cristae of the inner membrane. Mitochondria convert the chemical energy from our food into forms of energy that cells can use. This process is called oxidative phosphorylation.
Mitochondria are known as the powerhouse of the cell. Mitochondria are small organelles present in cells that are involved in extracting energy from food. Cellular mitochondria are responsible for respiration.
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If vegetables become wilted, they can often be
made crisp again by soaking them in water.
However, they may lose a few nutrients during
this process.
Using the concept of diffusion and concentration,
state why some nutrients would leave the plant
cell. [1]
Answers
When vegetables are soaked in water, it creates a concentration gradient where there is a higher concentration of nutrients in the plant cells than in the water.
As a result of this gradient, nutrients such as ions, minerals, and vitamins diffuse out of the plant cells and into the surrounding water until the concentration of nutrients is equalized. This is known as osmosis.
The movement of water molecules from a region of higher concentration to a region of lower concentration through a semi-permeable membrane.
The loss of nutrients is due to the fact that the plant cells are surrounded by a semi-permeable membrane which allows certain substances, like water, to pass through but restricts the passage of others, like nutrients, depending on their size and polarity.
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due to the curve of wilson, the roots of the maxillary molars incline towards
Answers
The roots of the maxillary molars incline towards the buccal (cheek) surface of the maxilla due to the Wilson curve.
This means that instead of being straight up and down, the roots of the maxillary molars are angled slightly towards the outside of the dental arch.
Wilson's curve is a natural curvature of the occlusal plane (the plane of the teeth when they are in contact), which allows for more efficient chewing and grinding of food.
The Wilson curve distributes biting and chewing forces evenly across the dental arch, reducing the risk of tooth roots wear and damage over time.
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How many forms alleles of a single gene does each organism have
Answers
Each organism typically has two forms of alleles of a single gene - one from each parent. Alleles are alternate versions of a gene that can differ in their DNA sequence, and they determine the traits an organism inherits.
For example, if an organism inherits two alleles for eye color, one brown and one blue, and the brown allele is dominant over the blue allele, the organism will have brown eyes. If an organism inherits two blue alleles, it will have blue eyes. However, the number of alleles an organism has for a single gene can vary depending on the gene and the species.
Some genes may have multiple alleles, meaning there are more than two versions of the gene in a population. These variations can lead to genetic diversity within a population and allow for adaptation to changing environments.
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Identify the mechanism for isolation described using the drop-down menus. The red-legged frog breeds in ephemeral ponds from January through March. Its relative, the bullfrog, breeds in permanent ponds from late March through May.
Answers
Answer:
1. Temporal isolation 2. Geographic isolation 3. Behavioral isolation
Explanation:
i got it wrong then it showed me the right answers, you're welcome.
Its relative, the bullfrog, breeds in permanent ponds from late March through May. the mechanism of isolation include Temporal isolation 2. Geographic isolation 3. Behavioral isolation
what are the different types of isolation ?Isolation is the process in which two species produce hybrid offspring and there are five major isolation processes which prevent two species from interbreeding.
Ecological, or habitat isolation which occur when two species interbreed because the species live in different areas; Temporal isolation occur when species could interbreed do not because the different species breed at different times.
This temporal difference are difference times of day, different times of the year, or anything in between; Behavioral isolation occur due to the fact that many species perform different mating rituals.
Mechanical isolation occur by structures or chemical barriers that keep species isolated from one another; Geographical isolation refers to the physical barriers which exist that keep two species from mating
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Provide the tRNA anticodon that is complementary to this mRNA codon: UAC. TUG ATG AUG TAG
Answers
The mRNA codon UAC codes for the amino acid tyrosine (Tyr) and is complementary to the tRNA anticodon AUG.
The genetic code is a set of rules that governs how the sequence of nucleotides (A, U, G, and C) in DNA and RNA is translated into the sequence of amino acids in a protein. The genetic code is read in groups of three nucleotides called codons, each of which codes for a specific amino acid.
In this case, the mRNA codon UAC specifies the amino acid tyrosine (Tyr). The corresponding tRNA anticodon must be complementary to the mRNA codon and have the sequence 3'-AUG-5'. The anticodon is a sequence of three nucleotides on the tRNA molecule that recognizes and binds to the codon on the mRNA molecule during protein synthesis.
Since mRNA and tRNA are complementary to each other, the tRNA anticodon for the mRNA codon UAC is 3'-AUG-5'. The tRNA carrying this anticodon will deliver the amino acid tyrosine to the growing protein chain during translation.
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a scientist studying vertebrate development performs a chemical mutagenesis screen in zebrafish. the mutagenesis screen identified 200 genes involved in development. how does a mutagenesis screen help scientists understand vertebrate development?
Answers
Scientists can determine how closely genes are linked and allows the generation of genetic linkage maps.
Genetic variation refers to the differences in genes that exist between individuals of the same species. Genetics is the study of genes, heredity, and variation in living organisms. It involves understanding how traits are passed from parents to offspring, and how genetic information is expressed and regulated within an organism's cells.
Genes are segments of DNA that contain the instructions for building and maintaining an organism. They are passed down from parent to offspring through the process of sexual reproduction. Genes determine many physical and behavioral characteristics of an organism, including eye color, height, and susceptibility to certain diseases. This variation is the basis for evolution, as it allows for natural selection to act on populations and for new traits to emerge over time.
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Which is required for both anaerobic respiration and aerobic respiration?
© oxygen
• water
• mitochondria
• glucose