If the excess acetyl-CoA were not converted to ketone bodies, Fatty acid oxidation would stop when all the CoA is bound to acetyl-CoA. Thus, the correct option is (A).
What is Acetyl-CoA ?
Acetyl-CoA is the component of cellular respiration which adds acetyl groups to the biochemical reactions and these reactions are used in the metabolism of proteins, carbohydrates and lipids which provide energy in the form of ATP (Adenosine Triphosphate), lactic acid and Ketone bodies.
It also play an important regulatory role in intercellular mechanism which is essential for energy production when fasting or starving. It formed inside or outside the cell mitochondria where it must be freely available as a metabolite and can be produce by breakdown of carbohydrates (glucose) and lipids (fatty acid).
It's main function is to transfer the carbon atom in acetyl to other molecules. Acetyl Co-A consist of acetyl and CoA . Acetyl is [tex]CH_{3}CO[/tex] which is produced by the breaking down of pyruvate, a derivative of carbohydrate.
When this pyruvate is breakdown, it produces small bonded carbon molecules these react with Co-A it forms Acetyl Co-A.
So, the excess acetyl-CoA were not converted to ketone bodies, Fatty acid oxidation would stop when all the CoA is bound to acetyl-CoA. Thus, the correct option is (A).
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__ ions leave the cytoplasm rapidly during the repolarization phase. both A and C none of the above Calcium Sodium Potassium
Answer:
Potassium ions
Explanation:
During repolarization, more potassium ions leaves the cell making the cell less positive and more negative bringing about repolarization.
The event of repolarization comes after the depolarization of the cell wherein more sodium ions which are positively charged flows into the cell letting the cell become less negative leading to depolarization of the cell.
Where is the last storage location for melted snow? (2 points) Where is the last storage location for melted snow? (2 points) Group of answer choices Rivers Ocean Streams Mountains
Answer:
Ocean
Explanation:
Ice is usually found in the glaciers in the mountains and once it gets heated it flows down through melting and forms a stream and enters into rivers and these streams combine and lead to the oceans. Thus these oceans become the ultimate storage units of melted snow. Ice and cannot stay in solid-state for too long.Blank are chemical messagners secreted by glands
Answer:
The answer is probably hormone
Explanation:
In the cytoskeleton these are the thickest of the three components, typically in cell maintenance of cell shape, chromosome movement and organelle movements.
Answer:
The correct answer is - Microtubules
Explanation:
The cytoskeleton is a complex web of fibers present and find throughout the cytoplasm
It helps in organizing the shape size, structures and activities of the cell, anchoring many organelles . It is made up of of 3 types of molecular components: Microtubules , Microfilaments , and Intermediate filaments.
Microtubules : it is the thickest of of all the 3 components of the cytoskeleton as it is made up of tubulin. Maintenance of cell shape, organelle movements, chromosome movements in cell division, cell motility are major role of microtubules.
Thus, the correct answer is - Microtubules
Which series correctly lists the eight taxonomic levels in order, from the broadest group to the most specific group? species, genus, family, order, class, phylum, kingdom, domain domain, kingdom, phylum, class, order, family, genus, species species, genus, family, class, order, phylum, kingdom, domain domain, kingdom, phylum, order, class, family, genus, species
Answer:
The correct answer is B.) domain, kingdom, phylum, class, order, family, genus, species.
Explanation:
domain, kingdom, phylum, class, order, family, genus, species make the most sense in this question
I also did the test and got it correct
:)
The series that correctly lists the eight taxonomic levels in order, from the broadest group to the most specific group is: domain, kingdom, phylum, class, order, family, genus, species.
What is taxonomic order?Taxonomic order refers to the systematic arrangement of organisms into a hierarchy of groups based on their shared characteristics and evolutionary relationships. Taxonomy is the science of identifying, describing, and naming species, and it helps to organize the diversity of life on earth into groups that reflect their evolutionary history.
The taxonomic order starts with the broadest category, the domain, and narrows down to the most specific category, the species. Each category represents a level of classification that shares certain characteristics, and the categories are nested within each other, forming a hierarchical structure.
The eight main taxonomic levels in order, from broadest to most specific, are domain, kingdom, phylum, class, order, family, genus, and species. This hierarchical system of classification helps scientists to better understand the relationships and diversity of organisms in the natural world.
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what is DNA explain the concept of DNA and RNA
Answer:
DNA is the abbreviation of deoxyribonucleic acid, while RNA stands for ribonucleic acid. Both the RNA and DNA carry certain genetic information, however, there is some difference between the two. DNA comprises sugar deoxyribose and RNA comprises sugar ribose. DNA is found to be stable under alkaline conditions, while RNA is not stable.
DNA is a molecule having double strands, while RNA is a single-stranded molecule. There is a slight difference in the base-pairing found in the two nucleic acids. In DNA, the bases present are adenine, thymine, cytosine, and guanine. While RNA utilizes adenine, uracil, cytosine, and guanine bases. Both RNA and DNA perform distinct roles in humans. RNA codes for amino acids and functions as a messenger between the ribosomes and the DNA to produce proteins. While DNA is accountable for storing and conducting genetic information.
22. Sickle cell disease is... (1 point)
A)autosomal dominant
B)dominant
C)sex-linked recessive
D) autosomal recessive
Answer:
D. autosomal recessive
Explanation:
Sickle cell is a hereditary disease caused by a mutation in one of the genes that encode the protein hemoglobin. It is inherited in an autosomal recessive pattern, meaning that both copies of the gene have mutations. The mutation causes the red blood cells to have a sickle shape.
Hope this helps.
Ao examinar um fenômeno biológico, o cientista sugere uma possível explicação para seu mecanismo, baseando-se na causa e no efeito observados. Esse procedimento é conhecido como
Responder:
Hipótesis científica
Explicación:
El procedimiento de representar un fenómeno que no puede explicarse a la luz de la teoría científica actual se llama hipótesis científica.
Generalmente, en el orden de los Métodos Científicos, las observaciones y las preguntas son los primeros pasos. Sin embargo, para proporcionar posibles explicaciones al fenómeno obtenido al hacer preguntas y observaciones, se necesita una suposición o sugerencia. Esta es la suposición científica: para que sea válida, debe ser refutada, basada en la observación cuidadosa del fenómeno.
su esencia es predecir los posibles resultados de un intento de experimentos y después de realizar los experimentos para confirmar si el resultado está de acuerdo con la predicción.
Answer:
Scientific hypothesis
Explanation:
The procedure of representing a phenomenon which can not be explained in the light of the present scientific theory is called scientific hypothesis.
Generally in the order of Scientific Methods observations and asking of questions are the early steps.How ever, to provide possible explanations to the phenomenon by asking questions and observation , a guess or suggestion is needed. This is the scientific guess,For it to be valid,it must be refuted, based on the careful observation of the phenomenon.
its essence is to predict the possible outcomes of an intending experiments and after conducting the experiments to confirm if the outcome agrees with the prediction.
10 Points
Which of the following statements is TRUE:
A. Plants are single celled, animals are multicellular, both are eukaryotes
B. Plants and animals are eukaryotes and multicellular
C. Plants are eukaryotic, animals are prokaryotic
D. Plants and animals are prokaryotes and multicellular
Reset Selection
Answer:
Option B is the correct answer.
Because they both are multicellular and eukaryotes.
Those organism which are composed of multiple no. cell is called multicellular organism. Those organism which have their cells composed of all cell organelles and nucleus is bounded by nuclear membrane is called eukaryotes.Hope it helps...
Answer: B
Explanation: They are both multi-cellar(having more than one cell)
Also they are both eukaryotes meaning that they both have a nucleus.
Question 18 (5 points)
Farmers have taken advantage of some plants that car
fertilization. This process allows plants to grow much faster and is known as
A) vegetative reproduction.
OB) alternation of generations.
C) fruit reproduction
D double fertilization
Answer:
Vegetative reproduction
Via the mother's cardiovascular system and the ________ , the respiratory system supplies oxygen to and removes carbon dioxide from the blood of a developing fetus.
Answer:
The mother's cardiovascular system and the placenta.
Explanation:
Babies receive their oxygen and get rid of the carbon dioxide with the help of both the cardiovascular system of the mother and the placenta. The gases dissolve through the placenta and then gets exchanged in the cardiovascular system of the mother. So the answer is the mother's cardiovascular system and the placenta.
I hope this answer helps.
A biologist is in the process of classifying a newly discovered fungus. The fungus is a decomposer and has saclike structures. The organism most likely belongs in the same group as which of the following? fungi that are rusts fungi that are associated with bread mold fungi that makes blue cheese fungi that are autotrophic decomposers
Answer:
fungi that are associated with bread mold
Explanation:
Bread mold fungi are fungi, they grow where there is moisture and organic food substance.
Bread mould are formed from mould spores that grows usually on bread surface especially when exposed
they feed on the organic substance found in the bread such as carbohydrate. Bread mould grow within 5-7days.
Answer:
b. fungi that are associated with bread mold
Explanation:
Produces proteins
What produces protein
Answer:
There are two organelles that produce proteins
The endoplasmic reticulum The ribosomes.Explanation:
Answer:
ribosomes
Explanation:
D
Albumin is a protein found in blood that helps to regulate amount of fluids in the body. What is the main function of albumin?
to provide structure
to fight disease
to maintain homeostasis
to regulate cell reactions
Answer: c.) to maintain homeostasis
Explanation: you're welcome!! cx
Answer:
C
Explanation:
Edge2020 quiz
PLEASE HELP ME ASAP BECAUSE IT IS DIFFICULT TO UNDERSTAND. Explain it for me.
Answer:
C.
Explanation:
For mRNA strands, there are four letters used in their code. A (adenine), U (Uracil), G (guanine), and C (cytosine.)
For RNA, it is the same, but the Uracil is replaced with Thymine (T).
A always pairs with U.
G always pairs with C.
YOUR QUESTION:
The scientist's strand code is has to convert the Thymine to Uracil since it is RNA instead of mRNA.
Hopefully this somewhat helped :)
Explain the mechanism responsible for summation of contractions and the increase in height of contraction when the stimulus frequency is increased.
Answer:
The higher the stimulation frequency, the contractions will be more continuous and even additive.
Continuous stimuli reactivate muscle contraction once the action potential cycle is complete.
Explanation:
Muscle contractions can be continuous or cumulative once the action potential curve drops, since the action potential at the top of the mountain is in a refractory period.
I knit a graph of what cumulative contractions are like due to continuous stimulation.
In the graph I leave you pointed out some references:
mr = refractory moment
mnr = non-refractory moment (where the new stimulation is accepted and a more powerful cumulative muscle contraction is generated)
PA = potential for muscle action or contraction itself.
TS is 67 years old with a long history of knee osteoarthritis for which he self-medicates regularly with over-the-counter (OTC) naproxen. He is in the clinic today complaining of a swallowing difficulty that has progressively worsened over the past several months. He has otherwise been healthy and has not seen a doctor in many years. TS denies significant past medical history. A review of systems is negative except for arthritic symptoms and swallowing difficulty. He denies noticing blood in his stool and vomiting blood. He denies history of gastroesophageal reflux disease (GERD) and ulcer. He does not drink alcohol, although he drank heavily many years ago. He does not smoke. TS describes the dysphagia this way: "Food gets stuck in my throat, and I can’t get it down." The feeling occurs only after he has ingested solid food; liquids are not a problem. There is burning chest pain associated with meals. He is scheduled for an upper GI endoscopy.
Required:
a. What is the likely cause of the dysphagia?
b. What advice should he be given regarding his OTC medication at this time?
c. What are the usual signs and symptoms of GERD? How will it be managed?
Answer:
Dyspahgia and alcohol are related.Past years of alcohol(besides medication for asthma,sedatives,antidepressants) intake may trigger the transformation of some of the cells lining the oesophagus. The oesophagus is lined with stratified epithelial cells. Persistent alcohol intake may lead to transformation these cells to abnormal cell of columnar epithelial.They are known as Dysplasia
The dysplasia in the patients leads to Barrett's esophagus.These Columnar cells makes the oesophagus of TS prone to esophageal adenocarcinoma .The dysplasia may lead to tumour,and therefore obstruction of the oesophagus.This may therefore account for the Dysphagia experienced by TS,Hence peristalsis is inhibited and soild foods can not be moved down,
2.The state of the medication should be liquid. Because of the difficulty in swallowing,which will not allow the medication to reach stomach,for absorption.Intravenous administration can also be adopted.
3. Dysphagia,burning sensation due to acid reflex , pain in the chest and upper abdominal part ,tendencies to regurgitate foods,bad breath, are some of the symptoms of Gastroestro esophageal reflux,
Abstinence from alcohol,oily foods,smoking,avoiding lying down immediately after eating,avoidance of carbonated drinks,tight clothing at the waist, and use of herbal products e.g marshmallow are examples of method of managements
Use of anti acids,H2 blockers,and application of erythromycin,together with surgery are used for the managements.
Explanation:
With the aid of a sketch. Describe foetal circulation
Answer:
In animals that give live birth, the fetal circulation is the circulatory system of a fetus. The term usually encompasses the entire fetoplacental circulation, which includes the umbilical cord and the blood vessels within the placenta that carry fetal blood.
Blood flow in the unborn baby follows this pathway: Oxygen and nutrients from the mother's blood are transferred across the placenta to the fetus through the umbilical cord. This enriched blood flows through the umbilical vein toward the baby's liver. There it moves through a shunt called the ductus venosus
What is produced when cells differentiate?
•proteins
•hormones
•uniform cells
•specialized cells
Answer:
specialized cells
Explanation:
i believe is the answer
What would cause antibodies to attack the cells of the body?
Answer:
In autoimmune diseases, such as lupus, multiple sclerosis and rheumatoid arthritis, people produce antibodies that stick to their body's own proteins and attack healthy cells.
Explanation:
All of the following would be visible on a karyotype except
aneuploidy.
polysomy.
trisomy.
homologous chromosomes.
Answer: I think aneuploidy id wait for someone else to confirm this
Explanation:
All of the following would be visible on a karyotype except is aneuploidy
How to identify karyotype?The normal karyotype of the species is described as 46, may XX or XY, in which the first number of chromosomes is followed by a comma indicating the chromosomes. Thus, 46, XX corresponds to the karyotype of a woman; and 46, XY represents a male karyotype.
Aneuploidy is the presence of an abnormal number of chromosomes in a cell so this is the exception.
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Consider a pendulum swinging. Which type(s) of energy is/are associated with the pendulum in the
following instances:_________.
1. the moment at which it completes one cycle, just before it begins to fall back towards the other end
2. the moment that it is in the middle between the two ends
3. just before it reaches the end of one cycle (before step 1
a.
1. potential and kinetic
2. potential and kinetic
3. kinetic
b.
1. potential
2. potential and kinetic
3. potential and kinetic
c.
1. potential
2. kinetic
3. potential and kinetic
d.
1. potential and kinetic
2. kinetic
3. kinetic
Answer:
1 - Potential 2 - Kinetic 3 - Potential and Kinetic
Explanation:
Potential energy is the energy that an object has when it has a certain amount of elevation from the ground level and to calculate it, we can multiply the mass of the object with the gravitational acceleration constant.
hKinetic energy is the energy that the object has when it has a speed above zero, when it is moving. We can calculate the kinetic energy by multiplying the mass of the object with it's speed.
In the first option, the pendulum has a height because it is just about to fall down, but it has no speed. So it only has potential energy.
In the second option, the pendulum is between the two ends so it is at the equilibrium point where it has no elevation but it has speed. So İt only has kinetic energy.
In the third option, the pendulum is still moving to the maximum height, so it has both elevation and speed, giving it both kinetic and potential energy.
I hope this answer helps.
The leaves of both monocots and dicots contain different tissues in a different organization than in the stems and leaves, but again, share many similarities. View the photos of a generalized plant leaf in the provided PowerPoint to answer the following questions. (12 points possible, 6 points each part) a. What function do the leaves of plant serve in supporting its survival and reproduction? Describe at least two important functions of leaves. b. Describe in your own words two unique cell types or tissue types we only see in plant leaves. How do they support the survival of the plant?
Answer:
Leaf are usually flattened green extension from the stem of a vascular plant.
a) Leaves functions :
- primary sites of photosynthesis and produces food for plants.
- leaves are an essential part of stem system and connect through vascular system to the rest of the plant so that free movements and exchange of nutrients, water and end products of photosynthesis.
b) leaves are differentiate into three types of tissues: dermal tissue, vascular tissue, and ground tissue. Dermal tissue protects the plant, and controls gas exchange in leaves, vascular tissues helps in translocation of nutrients and water.
Essential amino acids are amino acids that must be obtained through the diet. Non‑essential amino acids can be made biosynthetically. Classify the amino acids into either essential or non‑essential amino acids.
Answer:
Explanation:
There are at present 20 major amino acids produced in the body. These amino acids are important biological components in the body. They are the building blocks of proteins. Also essential in the synthesis of nucleotides including the DNA and RNA. There are different ways of classified these amino acids:
Essential and non essential. The essential amino acids cannot be synthesized from scratch in the body but has to be obtained from our diet, while non essential is produced by the body
Acidic, basic, neutral, polar, non polar etc.
The essential amino acids are arginine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan, and valine.
While the non essential amino acids are: alanine, asparagine, aspartic acid, cysteine, glutamic acid, glutamine, glycine, proline, serine, and tyrosine.
Help can you pls number 2 to 4
Answer:
Hey there!
1. Load
2. Broom
3. Flagpole
Hope this helps :)
In most mammals, the embryo obtains food substances from the mother via the
O Yolk
O Amnion
O Placenta
Uterus
Explanation:
it is through the placenta.
it also protects the embryo from harmful substances
What common features do eukaryotic mRNA share? Please use one of these features to describe how you can isolate eukaryotic mRNA from the cell extract. (limit your answers in 4 lines)
Answer:
A common feature in mRNAs that allow extraction from the cell is the 5' cap region which has a Guanine nucleotide attached to the mRNA in an atypical five prime to five prime triphosphate linkage.
Explanation:
The 5' cap structure serves to protect the mRNA against damage from RNA phages and an extraction protocol an be used to isolate the mRNAs from the cells. Reagents such as Dichloromethane, sodium hydroxide and diethyl ether in aqueous solution helps separate the organic layer, a silica-gel column can be used to further isolate the mRNAs
Saliva is released by __________ and it acts on _______.
Answer:
Salivary glands, food
Explanation:
Salivary glands release saliva, and it acts on the food and turns into a soft pulpy mass called bolus. Bolus is the simplier form of food which helps in digestion of complex food.
Hope this helps. Mark me as the Brainleist if you want...
Answer:
salivary glands, food
Explanation:
Saliva is released by salivary glands and it acts on food.
Salivary glands produce saliva. The saliva acts on food and creates a soft lump called bolus during the chewing process.
Even though cannabis use is legal in some states, it may not be allowed on a college campus in those states because:
Answer: well you can consider half of the college campus population as underage. So the distribution to monitors would be easier. Making it illegal is just easier
Explanation:
help asap giving branlist plsss helppp
Answer:
except option 2 all of them are applied
Explanation: