Answer:
ans is c is correct pls mark me as brainlist pls
which method is ineffective in the denaturation of proteins? question 5 options: salt heat acids freezing
Denaturation of proteins is the process in which proteins lose their tertiary or secondary structure, and thus their function due to external factors such as heat, pH, salt, or enzymes. In this regard, the denaturation of proteins can be achieved through different ways, including heat, acids, and salt. However, freezing is not an effective method of denaturing proteins because it does not alter the protein structure. Let us look at the other denaturing methods in detail:
Heat: Applying heat is one of the most common ways to denature proteins. Heat disrupts the secondary and tertiary structure of proteins, causing the protein to lose its function. Denaturation is due to the disruption of non-covalent bonds such as hydrogen bonds, van der Waals forces, and ionic bonds that hold the protein structure together. Acids:
Proteins are highly sensitive to pH changes, and the pH at which a protein becomes denatured depends on the amino acid composition. The acidic environment can change the structure of a protein, making it lose its function. Salt: When exposed to high salt concentration, the ionic strength of a solution increases, which interferes with the electrostatic interactions between charged amino acid residues.
This weakens the protein structure, causing it to denature. Freezing: Freezing is not an effective method of denaturing proteins because it does not alter the protein structure. The freezing process only temporarily stops the protein's biological function by slowing down its chemical reactions. The protein retains its structure and function once it's thawed out.Thus, the correct answer to the question is freezing.
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Which statement describes an unanticipated negative impact of a
technological advance?
A. The development of a network of railways shortened travel times
across long distances, allowing fresh produce to be shipped
across the country.
B. The development of the HTML programming language allowed
Internet users to access online content more quickly.
C. The use of smartphones and tablet computers at bedtime can
disrupt sleep, affecting people's health.
O D. Rabbits were introduced to Australia for hunting purposes, and
their population increased uncontrollably.
Answer:
C.
Explanation:
"The use of smartphones and tablet computers at bedtime can
disrupt sleep, affecting people's health."
Even though smartphones and tablet computers are great technological advances from what technology used to be, they disrupt our sleep, affecting our health. The people who made the advance, probably weren't thinking that they would affect us in a health involved way. They're making even better advancements to our technology today, even right now, hopefully fixing the negative impact it has on us, but also searching for anymore that might become an issue for our health.
Rabbits were introduced to Australia for hunting purposes are the unanticipated negative impact of a technological advance. Therefore, the correct statement is option D.
What are the unanticipated negative impacts of a technological advance?Introduction of rabbits for hunting purposes is an unanticipated negative impact of a technological advance, as the hunting technique of introducing rabbits was a technological advance at that time. The rabbits become an invasive species that caused ecological arm, and their introduction was not foreseen to have such consequences.
Technological advances can have unintended consequences. For example, the use of pesticides in agriculture has led to the evolution of pesticide-resistant pests, which causes more harm.
The development of nuclear technology for energy production raises concerns about nuclear accidents and nuclear weapons proliferation. New technologies have also disrupted traditional ways of industries, which leads to economic and social upheaval.
Therefore, introduction of rabbits are the unanticipated negative impact of a technological advance.
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Select the statements that accurately describe weather conditions that may be associated with tornadoes.
a.Cold fronts
b.Wind shear
c.Occluded front
d.Maritime tropical
e.Mesocyclones
CHOOSE ALL THAT ARE ASSOCIATED. AKA MORE THAN ONE PLS HELP
Answer:
everything but D. so A, B, C, E.
Explanation:
If a ball is kicked with a speed of 2.5 m/s, how long does it take the ball to move 40 meters? (no units required for your answer
Answer:
16s
Explanation:
which of the following trophic levels would have the lowest amount of available energy
The trophic level that would have the lowest amount of available energy is d) Tertiary consumers (e.g., top predators).
The trophic level with the lowest amount of available energy is the tertiary consumers, as they receive the smallest portion of the original energy input into the ecosystem.
As energy flows through an ecosystem, it becomes increasingly limited and lost as heat at each trophic level. Primary producers, such as plants, capture the most energy from the sun through photosynthesis, making them the primary source of energy in an ecosystem. However, as energy is transferred to herbivores (primary consumers), only a fraction of the original energy is passed on. This trend continues as energy is transferred to secondary consumers (carnivores) and further to tertiary consumers (top predators), resulting in decreasing energy availability.
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Complete Question
Which of the following trophic levels would have the lowest amount of available energy?
a) Primary producers (e.g., plants)
b) Primary consumers (e.g., herbivores)
c) Secondary consumers (e.g., carnivores)
d) Tertiary consumers (e.g., top predators)
Antibiotics are effective on ________ cells.
If you can help, that would be great! :)
Answer:
Bacterial
Explanation:
Antibiotics work against bacteria.
Cellular respiration converts glucose molecules into ATP molecules true or false
Heat is transferred up from Earth's surface and circulates to the top of the lowest level of the atmosphere by __________
(Will Give brainiest!)
a. convection,
b. conduction
c. demonstration
d. radiation
Answer:
Ratiation!
Explanation:
In a closed ecosystem, monitoring the amount of carbon in the various spheres would show
which of the following changes as a result of continued photosynthesis?
Which of the following best describes atoms?
O A) Atoms are hard, solid balls of matter that are the smallest known particles.
O B) Atoms are made of three particles called electrons, neutrons, and protons.
O C) Atoms are made of uniform sphere called a nucleus surrounded by electrons.
OD) Atoms are composed of electrical charges that are made only of energy.
Answer:
A) Atoms are hard, solid balls of matter that are the smallest known particles.
why you think some penguin species are geographically isolated from other penguin species?
Answer:
Explanation:
Penguins usually live on islands and remote continental areas free of terrestrial predators, where their inability to fly does not endanger their survival. Penguins are usually found near nutrient-rich cold water streams that provide plenty of food.
When a pair of balanced forces acts on an object, what is the net force that results?
If the forces on the object are balanced, this means that the individual force cancel out each other resulting in a zero net force acting on the object.
Answer:
Equal to zero
Explanation:
If the forces on the object are balanced, this means that the individual force cancel out each other resulting in a zero net force acting on the object.
Science is the study of blank
events and processes.
Answer:I think its natural but there are many possibilities
Explanation:
Answer: Science is the study of noticing and describing events and processes
Explanation: It's to help understand the world and universe
what makes both red and white blood cells
Answer:
In the human adult, the bone marrow produces all of the red blood cells, 60–70 percent of the white cells (i.e., the granulocytes), and all of the platelets. The lymphatic tissues, particularly the thymus, the spleen, and the lymph nodes, produce the lymphocytes (comprising 20–30 percent of the white cells).
Tutoring
help me please
Answer:
helpppppppppppppppppppppppppp
Explanation:
melanocyte-stimulating hormone, which regulates the formation of melanin, is produced by thegroup of answer choicesintermediate lobe of the pituitary gland.anterior lobe of the pituitary gland.pineal gland.adrenal gland.the hypothalamus.
Melanocyte-stimulating hormone, which regulates the formation of melanin, is produced by the anterior lobe of the pituitary gland.
The anterior lobe of the pituitary gland is responsible for producing and releasing various hormones that regulate different functions in the body. One of these hormones is melanocyte-stimulating hormone (MSH).
MSH plays a crucial role in the formation and regulation of melanin, which is the pigment responsible for the color of our skin, hair, and eyes. MSH stimulates the melanocytes, specialized cells in the skin, to produce and distribute melanin.
This hormone is important in determining the pigmentation of our body and plays a role in various physiological processes, including protection against ultraviolet (UV) radiation from the sun.
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for which syndrome do carriers have cells that make the enzyme and readily send it to neighboring cells that do not, essentially correcting the defect in cells that cannot make the enzyme?
Hunter syndrome is a rare genetic condition in which carriers have cells that make the enzyme and readily send it to neighboring cells that do not, essentially correcting the defect in cells that cannot make the enzyme.
Hunter syndrome is caused by a deficiency of the lysosomal enzyme iduronate-2-sulfatase, resulting in a build-up of complex carbohydrates in cells throughout the body. This build-up leads to a wide range of symptoms that can include developmental delays, intellectual disability, coarse facial features, enlarged liver and spleen, and joint stiffness and pain.
Hunter syndrome is inherited in an X-linked pattern, meaning that the gene responsible for the condition is located on the X chromosome. Males have one X chromosome and one Y chromosome, while females have two X chromosomes. Since males have only one X chromosome, if they inherit a faulty copy of the Hunter syndrome gene, they will develop the condition.
Females, on the other hand, have two X chromosomes, so they can inherit one faulty copy of the gene and one healthy copy. Female carriers of the condition may not show any symptoms, or they may have mild symptoms.
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what is not a function of the nervous system? control effectors direct long-term functions such as growth integrate sensory information sense the internal and external environments question 2 2 / 2 pts which of the following are organs of the central nervous system? brain and spinal cord brain, cranial nerves, spinal cord, and spinal nerves brain and cranial nerves spinal cord and spinal nerves question 3 2 / 2 pts the two structural divisions of the nervous system are the: visceral motor division and somatic motor division. sensory division and motor division. somatic sensory division and visceral sensory system. central nervous system and peripheral nervous system.
The nervous system is responsible for performing a variety of tasks that are critical to the proper functioning of the human body. The system is composed of two main components: the central nervous system (CNS) and the peripheral nervous system (PNS). The PNS includes all nervous system components outside of the brain and spinal cord, while the CNS includes the brain and spinal cord.
In order to better understand the nervous system, it is important to understand what it is not responsible for. The nervous system does not have a direct role in controlling effectors or directing long-term functions such as growth. Instead, it plays an essential role in integrating sensory information and sensing the internal and external environments.
The organs of the central nervous system are the brain and spinal cord. These organs work together to help the body process information and respond to stimuli. Finally, the two structural divisions of the nervous system are the CNS and the PNS. The CNS consists of the brain and spinal cord, while the PNS includes all other nervous system components.
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The biotic and abiotic factors of an area make up the ... *
O Ecosystem
O Population
O Range
O Species
Answer:
Ecosystem
Explanation:
:)
What happens in the mitochondrion?
Answer:
Explanation:
the mitochondrion uses oxygen to convert chemical energy from food in the cell to energize the cell itself.. ATP is also stored here
where are the external jugular lymph nodes located? anterior to the hyoid bone along the external jugular vein deep to the sternocleidomastoid muscle close to the symphysis of the mandible
The external jugular lymph nodes are located anterior to the hyoid bone along the external jugular vein. They are superficial to the sternocleidomastoid muscle. The external jugular lymph nodes can also be located close to the symphysis of the mandible, which is a bone that is part of the lower jaw of vertebrates.
External jugular lymph nodes are part of the lymphatic system, which is responsible for carrying fluids such as lymphocytes and other immune cells throughout the body. They play a vital role in protecting the body against infections and other diseases by filtering out harmful substances and pathogens from the lymph fluid. The external jugular lymph nodes are just one of many lymph nodes in the human body. Other types of lymph nodes include the submandibular, axillary, inguinal, and mesenteric lymph nodes.
The location and function of each lymph node can vary, but they all work together to help protect the body from harmful invaders.
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What are the advantages and disadvantages testing body dissatisfaction in this age group through an experimental design
While experimental designs offer numerous advantages in testing body dissatisfaction in specific age groups, researchers must carefully consider the potential disadvantages and ethical considerations to ensure the validity and applicability of their findings.
Advantages:
Controlled environment: Experimental designs allow researchers to control various factors and manipulate independent variables. This control helps ensure that the measurement of body dissatisfaction is not influenced by confounding variables, providing more reliable results.
Causal inference: Experimental designs enable researchers to establish cause-and-effect relationships between variables. By manipulating certain factors and measuring their impact on body dissatisfaction, researchers can draw conclusions about the causal relationships within the study.
Standardization: Experimental designs typically involve standard procedures and protocols, which enhance the consistency and replicability of the study. This allows other researchers to reproduce the study and verify the results, increasing the reliability of findings.
Objectivity: Experimental designs aim to minimize biases and subjective interpretations. Researchers often use objective measures to assess body dissatisfaction, such as self-report questionnaires or behavioral observations, reducing the influence of individual opinions or perceptions.
Disadvantages:
Limited external validity: Experimental designs often take place in controlled settings, such as laboratories or research facilities. This controlled environment may not fully represent real-world situations, potentially limiting the generalizability of the findings to everyday life.
Ethical concerns: Experimentally inducing or manipulating body dissatisfaction may raise ethical concerns, especially when working with vulnerable populations, such as adolescents. Researchers must consider the potential psychological harm that participants may experience during or after the experiment and take appropriate precautions to mitigate any negative effects.
Demand characteristics: Participants in experimental designs may modify their behavior or responses based on their perception of the study's purpose or the experimenter's expectations. This can introduce demand characteristics, where participants may consciously or unconsciously alter their responses to align with perceived social desirability or expectations.
Time and resource constraints: Experimental designs can be time-consuming and resource-intensive. Recruiting an adequate sample size, ensuring proper randomization and blinding procedures, and collecting and analyzing data can require significant time, effort, and funding.
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a species of goose nest high on a rocky cliff and their goslings have to jump hundreds of feet to the ground after hatching. these geese nest there to avoid fox predators. if the goslings are too light they are blown out to sea but if they are to heavy they die when they hit the ground. what type of selection would produce the perfect size chick to survive the fall? group of answer choices disruptive selection directional selection none its all chance stabilizing selection
The type of selection that would produce the perfect size chick to survive the fall is stabilizing selection. Stabilizing selection is a type of natural selection where an intermediate trait is selected over the extreme trait. In stabilizing selection, natural selection works to maintain the status quo and eliminate extreme phenotypes from the population.
It favors an average, intermediate phenotype and eliminates extreme, non-conforming phenotypes.Stabilizing selection tends to occur when environmental conditions are stable and resources are limited.
It is usually responsible for the maintenance of a certain phenotypic trait and the reduction of genetic variation in a population.Stabilizing selection would be responsible for producing the perfect size chick that can survive the fall.
If the goslings are too light, they are blown out to sea, and if they are too heavy, they die when they hit the ground. The goslings need to be of the perfect size to survive the fall, which is an intermediate trait.
Therefore, stabilizing selection would be the type of selection that produces the perfect size chick to survive the fall.
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ANSWER THIS QUESTION PROPERLY AND THOROUGHLY AND GET BRAINLIEST
Refer to Figure 1.17. Suppose that a lake is located beside an abandoned manufacturing plant. Someone discovers that the plant is leaking chemicals into the lake. The chemicals are absorbed by phytoplankton, which are consumed by zooplankton. Which size of fish would you expect to have higher levels of chemicals in their tissues: smaller fish that eat zooplankton or larger fish that eat the smaller fish? Explain your answer.
The larger fish that eat zooplankton would be expected to have higher levels of chemicals in their tissues. Bioaccumulation refers to the gradual accumulation of toxic substances in an organism's tissues at a greater rate than the excretion or metabolic transformation of the substance.
Bioaccumulation is more common in the bodies of larger animals because of their higher positions in the food chain. When smaller fish consume phytoplankton, which have consumed toxins, the concentration of toxins in the fish is lower than it is in the phytoplankton. Larger fish that consume smaller fish will accumulate all of the contaminants that the smaller fish accumulated over time. As a result, smaller fish have lower toxin concentrations than larger fish.
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graduated cylinder
How much sugar was mixed with 1000ml water to make a 15% sugar
solution?
10 points
100 g
150 g
1000 g
O 159
What the answer
Explanation:
i think 100gram of sugar
Human behavior can be influenced by urbanization through increased _______. a. incidents of mental illness b. crime c. violence d. all of the above
Answer:
D. all of the above on edg :))
Explanation:
leave a heart guyss
Human behavior can be influenced by urbanization through an increase in all of the above that is present in Option D, as the increase in the rate of mental illness and violence will have a negative impact on the person's behavior.
What is the significance of urbanization?It is a process in which people migrate from rural areas to urban areas for better facilities, such as better education and better employment, but this can have significant negative effects on human behavior, such as increased incidents of mental illness. Overpopulation and a lack of clean oxygen have a further negative impact on people's living standards.
Hence, human behavior can be influenced by urbanization through an increase in all of the above that is present in Option D, as the increase in the rate of mental illness and violence will have a negative impact on the person's behavior.
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.Which of the following best describes the role of water in photosynthesis?
Water is the only source of protons for the formation of a proton gradient.
Water molecules donate electrons to the electron transport chain.
Water molecules combine with stored carbon molecules to produce glucose.
Water is the terminal electron acceptor for electrons that pass through the electron transport chain.
of The role of water in photosynthesis is that water molecules donate electrons to the electron transport chain.
Photosynthesis is the process of converting light energy into chemical energy by the use of a phototrophs.
It is the process by which plants, algae, and some bacteria use sunlight, carbon dioxide, and water to generate glucose and oxygen.
Light energy is transformed into chemical energy and stored in the form of glucose.
The process of photosynthesis happens in the chloroplasts of the plant cell, specifically in the thylakoid membrane.
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This important factor of survival for the coral reef is
Answer:
sunlight, oxygen and shallow water.
Explanation:
Sunlight: Corals need to grow in shallow water where sunlight can reach them. Corals depend on the zooxanthellae (algae) that grow inside of them for oxygen and other things, and since these algae needs sunlight to survive.
q6 young bugs hatch from eggs and go through five molts (instars), becoming adults with wings and sex organs after the last molt. maturity takes about 30 days. bugs live one to two months as adults. approximately how many generations of soapberry bugs could there be each year? only 1-2 about 5-6 around 10-20 more than 20
The soapberry bug is a species of insects with a 30-day lifecycle, and the young ones hatch from eggs and go through five molts to reach maturity, becoming adults with wings and sex organs.
Adults typically live for one to two months. Considering the life cycle of the soapberry bugs, there could be more than 20 generations in one year.Explanation:The soapberry bug's life cycle is a simple one, consisting of only three stages: eggs, nymphs (immature stage), and adults.
Since the lifespan of soapberry bugs is only one to two months, and their maturity takes about 30 days, this species can produce many generations in one year. So, according to the given information, we can conclude that there can be more than 20 generations of soapberry bugs each year.
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What kind of animals are best suited to life in a tundra?
O A. Animals that migrate long distances
B. Animals that have a green body covering
C. Animals that lack insulation
O D. Animals that nest in tall trees
Answer:
a
Explanation:
animals that migrate long distances
Answer:
O A. Animals that migrate long distances
Explanation:
