Demonstrate the process of osmosis in a living plant material
Answers
Answer:
To demonstrate osmosis by this experiment an egg is taken. On the pointed side of the egg a small hole is formed and all the white and yellow matter of the egg is taken out through this hole. Now the empty egg is placed in the dilute solution of hydrochloric acid (HCl), so that the hard shell of the egg constituted of calcium carbonate is dissolved in it
Explanation:
.
Related Questions
in order to test the abc model, you genetically engineer arabidopsisplants to express the class b gene pistillata in all four whorls. if the model is correct, what pattern of organs do you expect to see in whorls 1, 2, 3 and 4?
Answers
Option 5. petal petal stamen stamen , The ABC model proposed that three gene functions—A, B, and C—act in concert to govern the identity of the floral organs—petal, stamen, and stamen.
Accordingly, the expression of the A gene alone determines how the sepals look, whereas the co-expression of the A and B genes determines how the petals seem. The carpels only need the C genes to be active in ABC model, while the B and C genes determine the identification of the stamens. According to the ABC model, attitudes are made up of three components: affect, behavior, and cognition. The term "affect" refers to how someone feels about an attitude object. ABC model Behavior expresses a stamen purpose toward a certain attitude plant. Cognitive refers to a person's attitudes about an attitude plant .
The complete question is :
In order to test the ABC Model, you genetically engineer Arabidopsis plants to express the class B gene pistillata in all four whorls. If the model is correct, what pattern of organs would you expect to develop in whorls 1 -> 4 in these plants?
1. sepal sepal carpel carpel
2. carpel stamen stamen carpel
3. sepal petal stamen carpel
4. petal carpel carpel petal
5. petal petal stamen stamen
learn more about ABC Model here:
https://brainly.com/question/3439154
#SPJ4
Name three institution involved in different types of biological research in Ethiopia
Answers
Answer:
The Institute evolved from the Parasitology Research Unit, which was organized earlier under the Faculty of Medicine and later under the Faculty of Science to become a stand-alone research and postgraduate training Institute. Given its long years of experience, the Institute has been striving to be the centre of excellence in biomedical research for diseases of both public health and veterinary importance. Its long-standing collaboration with national and international institutions in areas of mutual interest and the service it renders to the community are exemplary of its activities.
The three institution involved in different types of biological research in Ethiopia are:
National Veterinary Research InstituteEthiopian Health and Nutrition Research InstituteArmauer Hansen Research Institute:National Veterinary Research Institute: This is one of the biological institute found in Ethiopia which is well furnished with equipments and trained staff that help in the production of vaccines against various animal diseases such as anthrax, black leg, contagious bovine and caprine pleuropneumonia, and foot-and-mouth disease.Ethiopian Health and Nutrition Research Institute: This is one of the biological institute found in Ethiopia which conducts research on human health and nutrition and helps in offering an alternative diagnostic services. Armauer Hansen Research Institute: This is also a biological institute found in Ethiopia which conducts research on immunology of Mycobacterium bacteria, Leishmania bacteria, Papilloma and Hepatitis C viruses.Therefore the three institution involved in different types of biological research in Ethiopia are National Veterinary Research Institute, Ethiopian Health and Nutrition Research Institute, and Armauer Hansen Research Institute.
Learn more here:
How do puppies grow from babies to adults? (response has to do with meiosis or mitosis)
Answers
Answer:
Mitosis produces new cells, and replaces cells that are old, lost or damaged. In mitosis, a cell divides to form two identical daughter cells.
Explanation:
LOL funny you ask I have puppied :D
The process of glycolysis produces (which one)
-Carbon Dioxide
-sugar
-2 ATP
-water
Answers
Answer:
C- 2 ATP
Explanation:
Glycolysis produces 2 ATP
what is the main product or purpose of photosynthesis?
Answers
Answer:
Plants are autotrophs, which means they produce their own food. They use the process of photosynthesis to transform water, sunlight, and carbon dioxide into oxygen, and simple sugars that the plant uses as fuel. These primary producers form the base of an ecosystem and fuel the next trophic levels.
Hope that helps. x
What is the triad of anaesthetics?
Answers
The Triad of anaesthetics as required in the task content are; Narcosis, Analgesia and Muscle relaxation.
What is the Triad of anaesthetics?The triad of anaesthetics as the name implies contains the stage of narcosis, analgesia and finally muscle relaxation and hence, acting on each one of the triad with selective drugs helps to avoid deep levels of central brain depression.
Read more on anaesthetics;
https://brainly.com/question/14328768
#SPJ12
What kind of graph shows changes to data over time, with points connected to each other?
A. Line graph
B. Circle Graph
C. Scatterplot
D. Bar graph
Answers
Here is a discussion
Answer:
Line graph
Explanation:
Took test
What are the 5 main points of Darwin's theory?
Answers
Answer:
For Darwin himself these five theories were apparently much more a unity than they appear to a person who analyzes them with modern hindsight. The five theories were: (1) evolution as such, (2) common descent, (3) gradualism, (4) multiplication of species, and (5) natural selection.
An example of a macrolide polyene drug used to treat systemic fungal infections and lesions caused by Candida albicans is
Answers
An example of a macrolide polyene drug used to treat systemic fungal infections and lesions caused by Candida albicans is Amphotericin B.
This drug is effective in combating various types of fungal infections, particularly those caused by Candida albicans, which is a common opportunistic fungal pathogen. Amphotericin B disrupts the fungal cell membrane by binding to ergosterol, a key component of the membrane, leading to increased permeability and cell death. Due to its broad-spectrum antifungal properties, Amphotericin B has often been considered a drug of choice for severe systemic fungal infections. However, it is important to note that this drug may cause side effects and should be administered under medical supervision.
To know more about fungal infections
https://brainly.com/question/1226226
#SPJ11
which two substances does the flavin cycle produce
Answers
In the Calvin cycle, NADPH and ATP formed in the light reactions lose their stored chemical energy to build glucose.
What is one way people positively affect water resources?
polluting from nonpoint sources
increasing farming and construction
disposing of chemicals in water
limiting use of acid and other pollutants
Answers
Answer:
D Limiting use of acid and other pollutants
People positively affect water resources by : ( D ) Limiting use of acid and other pollutants
Pollution is one major environmental problem witnessed in our environment, and it can be categorized into three ( 3 ) types which are :
water pollutionLand pollution Air pollutionWater pollution is caused mainly by the presence of harmful chemical substances deposited in water bodies and excessive usage of water bodies which leaves the water shallow and contaminated due to high solute concentration in the water.
Hence we can conclude that one positive way that people affect water resources positively is by limiting use of acid and other pollutants.
Learn more about water resources : https://brainly.com/question/2856176
the process of synthesizing rna from dna is known as
Answers
Transcription is the process of creating RNA from the DNA-encoded genetic material. The transcription-related enzymes are known as RNA polymerases.
Making an RNA copy of a gene's DNA sequence is a process known as transcription in the context of genomics. The messenger RNA (mRNA) copy carries the DNA-encoded protein information for the gene. Transcription describes the method by which mRNA is created from a DNA template. Later, the amino acid sequence in proteins is translated from the genetic message in mRNA. By using RNA polymerase, transcription involves creating new mRNA from DNA base sequences. On ribosomes, polypeptides are created during translation.To know more about RNA here
https://brainly.com/question/28073947
#SPJ4
A local rock collector claims that she has found the first example of pyroxene and sodium-rich feldspar in the same rock. Write a commentary about her claim for publication in a rock collector society newsletter.
Answers
Answer:
The rock containing clinopyroxene and plagioclase (a type of feldspar) is called either basalt (fine grained extrusive rock) or gabbro (coarse grained intrusive rock). The plagioclase is generally calcium rich i.e. anorthite rich. But rock contains sodium rich feldspar. This means the sodium has replaced calcium. This replacement occurs in underwater (in oceans/seas) extrusion of basalt where sodium from seawater replaces the calcium in anorthite rich plagioclase feldspar. The altered basalt due to sodium exchange is called spilite which contains sodium rich feldspar and pyroxene.
Explanation:
Basalt, a fine-grained extrusive rock, or gabbro, a coarse-grained intrusive rock, are the two terms used to describe the rock that contains clinopyroxene and plagioclase, a form of feldspar. The plagioclase is often anorthite and calcium-rich. But feldspar in rock is abundant in sodium. It follows that calcium has been replaced by sodium.
What are the different types of rocks?Rocks are mineral aggregates that combine the characteristics of every trace mineral. Rock types can be distinguished by any particular arrangement of their chemical composition, mineralogy, grain size, texture, or other distinctive features.
For each significant form of rock, many categorization schemes exist as well. In nature, there are several varieties of rocks. Natural rocks seldom ever display such basic traits, and they typically display some variation in the collection of features when the measuring scale shifts.
One of the three basic varieties of rock is igneous rock. When lava or magma cools and solidifies, igneous rock is created. The deposition and subsequent cementation of that material at the earth's surface and in bodies of water results in the formation of sedimentary rocks.
The Earth's crust is mostly made up of metamorphic rocks, which are categorized according to their structure, chemical composition, and mineral assemblage.
Therefore, the plagioclase is often anorthite and calcium-rich. But feldspar in rock is abundant in sodium. It follows that calcium has been replaced by sodium.
Read more about types of rocks, here
https://brainly.com/question/2514852
#SPJ2
A student compares the emissions from various energy sources. Which energy source would produce the greatest amount of emissions? O fossil fuels O nuclear fuels O solar energy O wind energy
Answers
The most emissions are produced by fossil fuel energy.
Again, the dirtiest fuel is coal. It produces hundreds of times more greenhouse gases than nuclear, solar, and wind energy combined. Although to a lesser extent than coal, oil and gas are also significantly worse than nuclear and renewable energy.
Nuclear power and contemporary renewable energy sources are significantly safer and cleaner than fossil fuels, which are the dirtiest and most dangerous energy sources. The variations are substantial. The main components of fossil fuels are carbon and hydrogen. When fossil fuels are burned, oxygen reacts with both carbon and hydrogen to create CO2 and water (H2O). We use the heat produced by these reactions as energy.
Learn more about ‘amount of emissions ’ visit here;
https://brainly.com/question/30626415
#SPJ4
When a rancher puts cattle in a pasture, what happens to the amount of grass in it?
Answers
Answer:
When a rancher puts cattle in a pasture, what happens to the amount of grass in it? Cows put in a pasture of fresh grass will eat it down too a point it would regrow fast.. Unless the pasture is not large enough for the number of cattle. Then they will eat it into the ground and kill it.
Explanation:
Hope this helps you
Crown me as brainliest
Put the rock layers in order from oldest to youngest
Answers
Explanation:
here is the answer and I am NOT going to say Hope this helps because that annoys me when people say that have a nice day
1. What eyes are the most sensitive to light?
2. Why?
3. What is the rarest hair color?
4. Why?
Answers
Answer:
1. Lighter in Color
2. Less Melanin
3. Red
4. Recessive genetic trait = necessary for both parents to carry the gene, whether or not they themselves are redheaded
Explanation:
Hope this helps.
Answer:
Explanation:
1. Lighter colored eyes like blue, hazel and green
2. Lighter colored eyes like blue, hazel and green have less of a pigment called 'melanin' than brown eyes do. Melanin helps protect the retina from UV damage and blue light, putting those with blue eyes at a higher risk of developing UV-related eye damage.
3. Natural red hair
4. Natural red hair is the rarest hair color in the world, only occurring in 1 to 2% of the global population. Since red hair is a recessive genetic trait, it is necessary for both parents to carry the gene, whether or not they themselves are redheaded. Due to this there are more people who carry the redhead gene, than there are people with red hair.
The carbon cycle describes the process in which carbon atoms continually travel from the atmosphere to the Earth and then back into the atmosphere. Examine the model. What a
biotic components of the carbon cycle? Choose ALL that apply.
A. cows
B. trees
C. decomposers
D. soil
E. sunlight
Answers
Answer:
A, B, and C
Explanation:
These choices all play a role in the carbon cycle while being biotic, aka living organism.
A. Cows release carbon through cellar respiration and farts
B. Trees take in carbon through process of photosynthesis
C. decomposers break down dead material from plants and other organisms and release carbon dioxide into the atmosphere.
again all of these are biotic since they are living organisms and all contribute to the carbon cycle.
when eating a very-low-calorie diet for prolonged periods, the body may begin to obtain fuel from protein in lean body tissue. minerals stored in bone. glycogen stored in the brain. fluid reabsorption by the kidneys.
Answers
Eating a very-low-calorie diet for prolonged periods, the body may begin to obtain fuel from protein in lean body tissue.
The body converts food and liquids into energy through a process called metabolism. The calories from food and beverages combine with oxygen during this process to create the energy the body requires. Even when in rest, a body need energy to function.
More muscular individuals frequently have faster metabolisms that burn more calories. Age: As we age, we lose muscle, which causes the metabolism to slow. Sex: Compared to women, men often have faster metabolisms. They are leaner, have bigger bones, and less body fat.
When you are active and at rest, you will burn more calories if your metabolism is "high" (or fast). You will require more calories to maintain your weight if your metabolism is high.
For more information on metabolism kindly visit to
https://brainly.com/question/29763323
#SPJ4
A muscle produces its highest tension when in complete O recovery. O tetanus. O aerobic metabolism. O wave summation. O treppe.
Answers
When in full tetanus, a muscular contraction its maximum tension.
The most tension is produced by what kind of muscular contraction?As a result of the high external load during an eccentric contraction, the muscle is forced to lengthen. This is because the external force acting on the muscle is larger than the force it can generate. Muscles produce the most force at their maximum capacity, but they also use the least amount of energy.
What transpires if a muscle has tetanus to the fullest extent?The most powerful contractional single-unit twitch is a fused tetanic contraction. Tetanization causes the muscle to contract with a steady state tension that is constant. The greatest contraction that can be achieved is this. The length of the muscles during tetanic contractions might change, stay the same, or shorten.
To know more about muscle contraction visit:
https://brainly.com/question/28446332
#SPJ4
What three traits are used to classify organisms
Answers
Answer:
These organisms are classified together because they are made up of eukaryotic cells. Characteristics like structure, function, and method of reproduction further classify the organisms into smaller groups called kingdoms.
Explanation:
hope this helps
These organisms are classified together because they are made up of eukaryotic cells. Characteristics like structure, function, and method of reproduction further classify the organisms into smaller groups called kingdoms.
What are cells?Cells are the smallest alive element; tissues are a group of organized cells; organs are a group of tissues that form a complex structure with a special function; organ systems is a group of organs working together to ensure good biological performance; organisms are living things formed by an organized collection of systems.
A female undergoing asexual reproduction would have offspring that have 100% of her genes, whereas a sexually reproducing female typically passes only 50% of her genetic material to her offspring. It can produce more offspring in a given time is sexually reproducing organisms.
Therefore, These organisms are classified together because they are made up of eukaryotic cells. Characteristics like structure, function, and method of reproduction further classify the organisms into smaller groups called kingdoms.
Learn more about eukaryotic cells on:
https://brainly.com/question/11351358
#SPJ6
Rarefaction causes which of the following to occur?
Physiology / Ear
Answers
Answer:
AOTA(All of the Above)
Explanation:
Rarefaction pulls nearby air molecules toward an object.Rarefaction causes a decrease in air pressureRarefaction always flexes in.Explain the difference between the Needham experiment and the Spallanzani experiment in terms of
their methods, results, and conclusions.
Answers
The Needham experiment was replicated in the Spallanzani experiment, albeit with a few significant modifications.
In an experiment, John Needham in England filled a bottle with broth, cooked it to kill any organisms within, and then sealed it. Days later, he revealed that there was life in the broth and said that it had been generated spontaneously, concluding that this DOES happen. In actuality, his experiment was defective and caused the flasks to become contaminated.By extending the boiling time and securing the flasks from air and germs, Spallanzani altered Needham's experiment. As a result of his failure to spot any growths inside the flasks, he came to the conclusion that spontaneous generation was not feasible.By adding broth to two different bottles, heating the broth in both bottles, and then closing one bottle while leaving the other open, Spallanzani conducted his own experiment. The unsealed bottle was swarming with tiny living things a few days later, which he could see more clearly with the recently created microscope. No evidence of life could be seen in the sealed bottle. This effectively eliminated the possibility of spontaneous generation. Because oxygen was believed to be required for spontaneous generation, experts of the day noticed that Spallanzani had deprived the sealed bottle of air. Because of this, even if his experiment was successful, his arguments were refuted effectively.Learn more about the Needham experiment with the help of the given link:
https://brainly.com/question/14485317
#SPJ13
What mode of nutrition distinguishes animals from fungi, both of which are heterotrophs?.
Answers
The mode of nutrition which differentiates animals from fungi, both of them being heterotrophs, is- Ingestion: Eating.
Animals and fungi are both heterotrophs, i.e. they are not able to synthesize their own food like the autotrophs (plants). The only difference between them is that the animals take in their food by means of Ingestion and digest the food inside their body. However, fungi are saprophytic in nature, i.e. they feed on dead and decaying organisms, and are not able to digest the food inside their body.
The question is incomplete. The complete question is:-
Which mode of nutrition differentiates animals from fungi, both of them being heterotrophs?
The options are given below:-
(a) Vitamins: Mode,
(b) Ingestion: Eating,
(c) Mitosis: Scales,
(d) None of the above.
To learn more about fungi here
https://brainly.com/question/1261179
#SPJ4
Please could someone tell me how to get full marks on this question?
Answers
Answer:
exercise increase breathing rate because when we are exercise our body need more oxygen than before. It is easy to check 1. do any exercise especially cardiovascular exercise without eating anything 2. during exercise your body will suffer shortage of oxygen. Then you will start breathing fast and deeply. By this means your breathing rate will be increase. I hope it will be help you
Mark all of the terms that relate to the structure of RNA.
a
thymine
b
double helix
c
ribonucleic acid
d
adenine
e
cytosine
f
single helix
g
guanine
h
uracil
i
hydrogen bonds
j
deoxyribonucleic acid
Answers
What components from the patella do not articulate with the femur Question 5 options: inferior 15 % inferior 25% medial and lateral boarders superior 10%
Answers
Inferior 25, medium and side lodgers, and superior 10 don't articulate with the femur.
A side exposure is a position down from the midline of the body. For case, the arms are side to the casket, and the cognizance are side to the head. A medium exposure is a position toward the midline of the body. An illustration of medium exposure is the eyes, which are medium to the cognizance on the head. medium and side medium refers to being toward the midline of the body or the median aeroplane, which splits the body, head- to- toe, into two halves, the left and right. Side is the side of the body or part of the body that's down from the middle
To know more about femur visit:
https://brainly.com/question/3264785?referrer=searchResults
#SPJ4
Inferior 25%, medium and side lodgers, and superior 10% do not articulate with the femur.
A side exposure is a position down from the midline of the frame. For case, the fingers are aspect to the casket, and the focus are aspect to the top. A medium exposure is a position towards the midline of the body. An illustration of medium exposure is the eyes, which are medium to the attention on the pinnacle. medium and side medium refers to being closer to the midline of the body or the median aeroplane, which splits the body, head- to- toe, into halves, the left and proper. facet is the aspect of the body or a part of the body that is down from the center
To know more about body click here
https://brainly.com/question/29978646
#SPJ4
There are twenty amino acids in living organisms. Ten of these are referred to as essential amino acids.
Why are they called essential amino acids?
These amino acids are the only ones that are important for the body to function properly.
These amino acids cannot be made by the human body and must be consumed in one's diet.
These amino acids are the only ones that are made by the human body.
O
DONEV
Answers
Answer:
It is “These amino acids cannot be made by the human body and must be consumed by one’s diet.”
Explanation:
A healthy body can produce non-essential amino acids by itself, while we need to acquire the essential amino acids via our diet to be healthy.
List 6 characteristic of life?
Answers
Answer:
All living organisms share several key characteristics or functions: order, sensitivity or response to the environment, reproduction, growth and development, regulation, homeostasis, and energy processing.
Most states and the Federal government keep databases of DNA profiles of felons.There is frequent debate about whether there should be a national database of DNA for all citizens,regardless of offender status Argue for or against a national DNA database,using your knowledge of forensics and your own opinion. If there is one should it be voluntary or mandatory ? Regardless of your choice about whether the database would be mandatory,if there was a voluntary database, would you sign up for it? Why or why not?
Answers
1) The DNA database can be key in crime solving
2) I would not sign up for the voluntary database
What is the debate about DNA?
A comprehensive DNA database could enhance law enforcement's ability to solve crimes by providing a larger pool of potential suspects and aiding in the identification of unknown individuals. It could help prevent future crimes and bring closure to victims and their families.
Some people may be willing to participate if they believe it would contribute to public safety and the greater good. Others may prioritize their privacy and choose not to participate, concerned about the potential risks associated with the collection and use of their genetic information. I would not sign up
Learn more about DNA:https://brainly.com/question/30993611
#SPJ1