A fatty acid containing two or more double carbon-carbon bonds is said to be polyunsaturated. Polyunsaturated fatty acids are distinguished by their several carbon-carbon bonds in the hydrocarbon chain that constitutes the backbone of the molecule.
As a result, they have less hydrogen than their saturated counterparts. Polyunsaturated fatty acids are generally found in animal products, including meats, dairy, and fish. Some of these fatty acids are classified as essential, indicating that they must be taken in via diet.
Both omega-3 and omega-6 fatty acids are examples of polyunsaturated fatty acids. These fatty acids are called essential fatty acids because they cannot be produced by the body and must be obtained through the diet. These fatty acids have health benefits and are required for various physiological processes in the body, including inflammation regulation and brain function.
However, consuming too much-polyunsaturated fat can be harmful to one's health because it may interfere with the absorption of other essential nutrients. In summary, a fatty acid containing two or more double carbon-carbon bonds is said to be polyunsaturated.
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Which from the list is the first step in protein synthesis?
A) The initiator codon binds to the first transfer RNA
B) Two ribosome bind subunits bind to messenger RNA
C) Amino acids produced bonds to form a polypeptide chain
D) The anti-codon of another transfer RNA binds to messenger RNA
which structure is unique to living organisms
Answer:
i would say the cell itself is unique
Explanation:
Answer:
cell because it is the smallest unit of our life and it is the building block of living organisms
patterns cucumbers grow
Answer:
All varieties of cucumbers either grow by producing long vines or have a bushier habit of growth, producing short vines. Some varieties can produce vines up to 10 feet long, although the growth of 5 to 6 feet long vines are typical. Vining types work well growing vertically on a structure like a trellis or a fence.
Explanation:
I dont know what youre asking so i just guessed. Hope it helps?
which of the following might or might not happen during binary fission?
During binary fission, asexual reproduction, a single organism is split into two identical offspring.
In this process, the parent cell splits into two daughter cells that are similar to each other. Each daughter cell is a clone of the parent cell and contains a complete copy of its genetic material. So, the correct option is C) Both daughter cells will have different genetic information.What is binary fission?Binary fission is a process of asexual reproduction. It is also known as prokaryotic cell division. The prokaryotes such as bacteria, archaebacteria, and blue-green algae, reproduce asexually by binary fission.The DNA molecule of a cell duplicates itself and the two resulting DNA molecules attach to the cell membrane. As the cell grows, these two DNA molecules are pulled apart. The cytoplasm then begins to divide, forming two genetically identical cells.However, some rare mutations and changes in DNA can occur in the cell during the binary fission process, which can lead to genetic variation and differences in the daughter cells. Therefore, it is possible for both daughter cells to have different genetic information.
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What functions do the vascular tissue and stomata carry out for the plant?
Answer:
It distributes food and water throughout the whole body
Explanation:
Vascular Tissue is the circular system of plants. It distributes water and food throughout the plant and removes waste through the roots and stomata. The vascular tissue is composed of two transport systems: xylem and phloem
enzymes can change: a. difference between energies of substrates and transition states b. difference between energies of products and transition statesc. Both A and Bd. Neither A nor B
Enzymes can change: c. Both A and B.
Enzymes play a crucial role in biological reactions by lowering the energy barriers between substrates and transition states, as well as between products and transition states. They achieve this by stabilizing the transition state, facilitating the conversion of substrates into products. Through their catalytic action, enzymes provide an alternative reaction pathway with lower activation energy, enabling reactions to occur more rapidly and efficiently.
By reducing both the energy difference between substrates and transition states and the energy difference between products and transition states, enzymes enhance the overall reaction rate. This ability of enzymes to alter the energy landscape of reactions is essential for biological processes to proceed at a suitable pace.
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The relationship between the amount of energy available for use and the amount of entropy in a food chain differs between trophic levels. why would the amount of entropy increase from one trophic level to another in a food chain or energy pyramid? a. the available energy from one trophic level to another increases b. energy is lost at each level as heat, which increases randomization c. the amount of biomass decreases from one trophic level to another d. the available energy at each level may either increase or decrease, creating randomization
The amount of entropy in a food chain differs between trophic levels the correct option is "B" energy is lost at each level as heat, which increases randomization.
What is the 10 per cent law of energy?The 10% Rule indicates that when energy is flowing in an ecosystem from one trophic level to the next, only ten per cent of the energy will be passed on. A trophic level is the position of an organism in a food chain or energy pyramid.
Thus, energy is lost at each level as heat, which increases randomization.
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1) Which of the following is not true regarding fenestrated capillaries?
A) Fenestrated capillaries in endocrine organs allow hormones rapid entry into the blood.
B) Fenestrated capillaries in the small intestine receive nutrients from digested food.
C) Fenestrated capillaries are essential for filtration of blood plasma in the kidney.
D) Fenestrated capillaries form the blood-brain barrier.
The correct statement is that fenestrated capillaries do not form the blood-brain barrier. The correct answer is option d.
The blood-brain barrier is primarily formed by specialized capillaries called tight junctions or continuous capillaries. These tight junctions have very limited permeability, allowing them to tightly regulate the movement of substances between the bloodstream and the brain tissue.
Fenestrated capillaries, on the other hand, have small pores or fenestrations in their endothelial cells, which allow for increased permeability and rapid exchange of substances between the blood and surrounding tissues.
Fenestrated capillaries are found in organs such as the endocrine glands, small intestine, and kidneys, where their increased permeability is necessary for specific functions such as hormone transport, nutrient absorption, and filtration of blood plasma.
The correct answer is option d.
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Which of the following organisms is a heterotroph? a) Rose b) Pine tree c) Deep-sea tubeworm d) None of these
Since the given organisms prepare their own food, hence none of the organisms mentioned are heterotrophs. Thus, the correct answer is Option D.
Heterotrophs are organisms that depend on other species (plants and animals) for food since they are unable to prepare it for themselves. They are dependent on these producers for food, either directly or indirectly.
The rose and the pine tree, two of the choices given, are both autotrophs since plants can make their own food through photosynthesis. On the other hand, the deep-sea tubeworm is a chemoautotroph, meaning it gets its energy from inorganic substances in its surroundings.
Therefore, the correct answer is Option D.
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what the function of a leaf select all that aply absorb nutrients release oxygen perform photosynthesis absorb carbondioxide
the spread of disease where nearly all adjacent individuals are affected is an example of:
Answer:
Contagious Diffusion
Explanation:
Contagious diffusion spreads everywhere and affects nearly all adjacent individuals.
what is the purpose of the taxonomic system
Explanation:
The purpose of a taxonomic system is to allow for a scientific classification throughout the world. Explanation:Taxonomy is the process that describes the diversity of living things. This process is done using devices such as classification and nomenclature.
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Replication of most ________ viruses is similar to normal cellular processes. Group of answer choices
The replication of most dsDNA viruses is similar to normal cellular processes. Option D.
RNA viruses are a diverse group of viruses that use RNA as their genetic material. They can be further divided into two main categories based on their RNA structure: negative-strand RNA viruses and positive-strand RNA viruses.
Negative-strand RNA viruses have RNA genomes that contain only one strand of RNA, and the viral genome must be reverse transcribed into DNA in order to be replicated. This process is similar to the cellular process of DNA replication, where the double helix structure of DNA is unwound and each strand is used as a template for the synthesis of a new strand.
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Full Question ;
Replication of most ________ viruses is similar to normal cellular processes.
a. ssDNA
b. dsRNA
c. -ssRNA
d. dsDNA
c. +ssRNA
Explain the propagation of electrical impulses along a neuron including the role of myelin
Nerve impulses are signals that are transmitted along nerve fibers of the body.
Nerve impulses are electrical impulses. They are generated in response to stimuli.
These electrical impulses create:
action potentials as waves of depolarization that moves along the axons.The axons contain voltage-gated ion channels that are either opened or closed by depolarization (which is the opening of ion channels leading to changes in membrane potential)
Depolarization further causes other channels to open and close thus spreading across the entire length of the axon and into another nerve cell (neuron).
Myelin sheaths act as buffers and through salt conduction help increase the speed of electrical impulses through the neurons. Not every nerve cell is insulated with a myelin sheath.
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fill in the bank. the liver is primarily located in the ________ quadrant.
The liver is primarily located in the upper right quadrant.
The liver is one of the largest organs in the human body and is situated in the upper right portion of the abdominal cavity. It occupies the majority of the right upper quadrant and extends slightly into the left upper quadrant. The division of the abdomen into four quadrants helps to provide a standardized reference for locating organs and assessing pain or discomfort in clinical practice.
The upper right quadrant is defined by an imaginary vertical line through the middle of the abdomen and a horizontal line at the level of the umbilicus. The liver's placement in this quadrant allows it to perform its essential functions, including metabolism, detoxification, and bile production, which contribute to digestion and other physiological processes.
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In addition to observing living organisms, Darwin studied the perserved remains of ancient organisms called
Answer: Darwin studied the perserved remains of ancient organisms called Fossils.
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How does oxygen move through food web
The movement of oxygen in the food web is principally via respiration and photosynthesis.
Movement in the food web of oxygenGreen plants, algae, and some bacteria use water, carbon dioxide, and sunlight during the process of photosynthesis to create glucose, a type of energy, and release oxygen as a byproduct.
The process through which living things, including animals, plants, and microorganisms, use oxygen to break down organic molecules like glucose and turn them into energy is known as aerobic respiration. Organisms use oxygen during respiration, and as a waste product, carbon dioxide is created.
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Microorganisms used in making antibiotics
A-Viruses
B-Fungi
C-Bacteria
D-Both B&C
Give me only the option . if u spam smth i will report
Answer:
D- Both B&C
Explanation:
Antibiotic is one of the most important commercially exploited secondary metabolites produced by bacteria, fungi and Streptomyces and employed in a wide range. Most of the antibiotics used today are from the microbes. Bacteria are easy to isolate, culture, maintain and to improve their strain.
Which statement describes a BENEFIT of CORAL REEFS? A: they supply food to organisms in both rivers and ponds. B: they produce chemicals that remove pollution from oceans. C: they are home to many species of fish and marine invertebrates. D:they trap sunlight to help plants grow in the deepest parts of the ocean.
Answer:
They are home to many species of fish and Marine invertebrates.
Explanation:
Coral reef refers to large underwater ecosystem which comprises of dead and living corals.
Coral reef is made up of calcium carbonate.
They serve as habitat or home for Marine animals.
They are the source of nitrogen and essential nutrients for Marine animals.
The rocky material left behind by a retreating glacier forms what is called a moraine. When primary succession occurs on a moraine, which life-forms will help create the soil by breaking down bare rock?
A Insects
B Lichens
C Grasses
D Deciduous trees
Answer:
The correct answer is - B. Lichens.
Explanation:
Lichens are one of the pioneer species that can grow on bare rock such as moraine and help make soil for further ecological succession and making ground for other species.
Breaking the bare rocks to convert into the soil is part of the primary succession. Lichens are colonized over these rocks and they contain acid which leads to the breakdown of the moraine and other rocks.
A child is born with cystic fibrosis, an inherited recessive disorder. No one in the family (on either side) for several generations is known to carry the gene or have the disorder. How can this be explained?
a. The genetic disorder formed from the mother's poor nutrition and prenatal care.
b. There was a mutation in the DNA, either in one of the gametes or the fertilized egg.
c. The child contracted the illness from another child when he was born.
d. The child developed the disorder when he was born; it is a result of a birth defect.
A child born with cystic fibrosis an an inherited recessive disorder when no one in the family (on either side) for several generations is known to carry the gene or have the disorder must have got it through birth defect.
The correct option is D.
What is birth defect ?The certain kind of defects a child is born with because of sudden mutations happened in the genome.
For the disease to occur both the X and Y chromosomes from both the parents need to have 1 copy and this disease occurs through genomic mutations.
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All of the following are rivers in the fertile crescent except for the _____.tigrisnilejordaneuphrates
A teacher uses the diagram below to help him explain hereditary to a group of students. which of these combinations identifies the appropriate labels in the order as shown in the diagram (1, 2, 3)
a.)chromosome, DNA, gene
b.)chromosome, gene, DNA
c.) DNA, chromosome, gene
d.) DNA, gene, chromosome
The appropriate labels in the order as shown in the diagram (1, 2, 3) are chromosomes, genes, and DNA. Option b is correct.
In the context of heredity, the appropriate labels in the given diagram (1, 2, 3) are chromosome, gene, DNA. Chromosomes are structures found in the cell nucleus that contain genetic information. Genes, which are segments of DNA, are located on chromosomes and carry specific instructions for the synthesis of proteins and other molecules.
DNA, or deoxyribonucleic acid, is the fundamental molecule that carries the genetic code in all living organisms. This order is consistent with the flow of information in heredity, where DNA within genes is organized into chromosomes. Thus, option b is correct.
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The complete question is:
A teacher uses the diagram below to help him explain hereditary to a group of students. which of these combinations identifies the appropriate labels in the order as shown in the diagram (1, 2, 3)
a.) chromosome, DNA, gene
b.)chromosome, gene, DNA
c.) DNA, chromosome, gene
d.) DNA, gene, chromosome
Compare and contrast the role of active transport and passive transport in maintaining cellular homeostasis in changing environments.
Passive transport moves substances from high to low concentration without energy, while active transport moves substances from low to high concentration with energy. Both are necessary for cellular homeostasis.
Dynamic and latent vehicle are two fundamental systems that keep up with cell homeostasis in evolving conditions. Latent vehicle is the development of substances across the cell film from a higher to a lower fixation inclination, without the requirement for energy input. Instances of aloof vehicle incorporate dispersion, worked with dissemination, and assimilation. Conversely, dynamic vehicle is the development of substances across the phone film from a lower to a higher focus slope, requiring energy input as ATP. Instances of dynamic vehicle incorporate the sodium-potassium siphon, endocytosis, and exocytosis.
In evolving conditions, both dynamic and latent vehicle are important to keep up with cell homeostasis. Aloof vehicle permits the cell to rapidly acclimate to changes in the convergence of substances in its current circumstance, like water or supplements, without exhausting energy. Dynamic vehicle, then again, permits the cell to move substances against their fixation angle, for example, siphoning particles out of the cell, to keep up with the appropriate equilibrium between particles and atoms in the cell.
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where do we find chloroplast and chromoplast in hebiscuis
Answer:
Explanation:Chloroplasts are present in the cells of all green tissues of plants and algae. Chloroplasts are also found in photosynthetic tissues that do not appear green, such as the brown blades of giant kelp or the red leaves of certain plants. In plants, chloroplasts are concentrated particularly in the parenchyma cells of the leaf mesophyll (the internal cell layers of a leaf).
Cancer is a disease that involves uncontrolled cell division caused by a genetic mutation. It can occur in almost any region in the body. So, cancer is essentially uncontrolled what
of what?
Answer:
Cancer is essentially uncontrolled mitosis of specialized cells.
Explanation:
As you said, cancer can control in any region of the body. As a matter of fact, a cancerous cell is produced in your body every 30 minutes and your immune system locates and kills it. Cancer is unpredictable and can happen in any specialized cell.
Answer:
Cancer is essentially uncontrolled mitosis of specialized cells.
movement of ca2 out of the cell through the na /ca2 channel is an exergonic process. select one: true false
The given statement "movement of Ca²⁺ out of the cell through the Na / Ca²⁺ channel is an exergonic process" is FALSE.
Exergonic reaction refers to a chemical reaction that releases energy. When the movement of Ca²⁺ ions takes place, it is an endergonic process. Endergonic reaction is the opposite of exergonic reaction, which means it requires energy to proceed. Therefore, the movement of Ca²⁺ ions out of the cell through the Na+/ Ca²⁺ channel is an endergonic process.
When the concentration of Ca²⁺ ions in the cytosol is higher, it can move out of the cell with the help of Na⁺/ Ca²⁺ exchanger. This exchanger is an antiporter protein that moves one Ca²⁺ ion out of the cell in exchange for three Na+ ions to move inside the cell. In conclusion, the statement "movement of Ca²⁺ out of the cell through the Na / Ca²⁺ channel is an exergonic process" is incorrect.
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Genetically modified foods can contain genes from different, unrelated organisms. Please select the best answer from the choices provided
A. True
B. False
What is true about theories?
(Brainlest) What might occur if a cell entered mitosis without completing the s stage of interphase?
Answer:
i think it is B .
Answer:The answer is D, because there would not be enough DNA, and that could lead to self-destruction, B is wrong