Answer:
All of the above
Explanation:
Americans rationed goods at home in order to provide more food for the soldiers in the war. Americans also worked in factories that produced many of the goods needed in the war (like guns, ammunition, etc). Americans also bought war bonds to give more money to the army.
Old is Gold - B.Sc. 2nd year 203
2074/What is mutation? Explain different types of mutation involving changes in
chromosome number and chromosome structure?
Answer:
Mutation is the changing of the structure of genes resulting in a varied form that may be transmitted to subsequent generations, caused by the alteration of single base units in DNA or the deletion, insertion, or rearrangement of larger sections of genes or chromosomes.
A silent mutation is a mutation where the codon still corresponds to the same amino acid. The sequence of amino acids is not changed so the protein that gets made is the same as the wild type, or normal protein.
A missense mutation changes the codon so that it codes for a different amino acid.
Finally, a nonsense mutation causes protein creation to stop early, which makes a non-functioning protein.
Substitution means that one base is exchanged for another. This is kinda like having a substitute teacher. The sub isn't your normal teacher, but they are still a teacher. A protein that is made with a substitution might still function normally, or it could be nonfunctional.
Deletion is kinda self-explanatory. It happens when a base is deleted or, in other words, is just missing.
Finally, insertion means an extra nucleotide is added.
Explanation:
Hope it helps .
Which organisms can reproduce using the process of fragmentation
Fragmentation is a form of asexual reproduction and is seen in annelids, fungi, cyanobacteria, sponges, and flatworms.
In Fragmentation, an organism divides itself into a number of fragments. It occurs when an organism completely breaks down independently irrespective of the other parts. Each one of these fragments matures into fully grown adults that are clones of the original organism.
Asexual reproduction usually involves the participation of a single parent alone can produce new offspring. The newly produced individual is genetically identical to one another and its parent. Both multicellular and unicellular organisms divide by fragmentation which is asexual reproduction.
Fragmentation is the most common method of reproduction in lower invertebrates. It is seen in many organisms including filamentous cyanobacteria, algae, lichens, molds, many plants, and animals such as flatworms, annelid worms, sponges, and sea stars.
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The organisms that can reproduce by fragmentation are Option d Sponges and Sea anemones.
Fragmentation is a form of asexual reproduction in which an organism breaks into two or more fragments, and each fragment develops into a new individual. Both sponges and sea anemones are examples of organisms that exhibit this mode of reproduction.
Sponges are simple multicellular animals that lack true tissues and organs. They possess a porous body structure, and when a sponge is fragmented, each fragment has the potential to develop into a new sponge through regeneration. These fragments contain specialized cells called archaeocytes that can differentiate into various cell types required for the formation of a new sponge.
Sea anemones, on the other hand, are marine animals belonging to the phylum Cnidaria. They have a cylindrical body with tentacles surrounding their mouth. When a sea anemone is fragmented, each piece can regenerate into a complete individual. The process involves the differentiation of cells within the fragments, leading to the development of new tentacles, body parts, and eventually a mature sea anemone.
Both sponges and sea anemones have remarkable regenerative abilities, allowing them to reproduce through fragmentation. This form of asexual reproduction enables them to colonize new areas, expand their population, and adapt to changing environmental conditions. Therefore the correct option is D
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The Question was Incomplete, Find the full content below :
The organisms which can reproduce by fragmentation are:
(a) Corals and Sponges
(b) Corals and Spirogyra
(c) Sea anemone and Spirogyra
(d) Sponges and Sea anemones.
Do green leaves absorb the maximum amount of light? If not, what color of leaf would
absorb more light?
Answer:
Chlorophyll a is the chief pigment associated with photosynthesis. As we can see,chlorophyll a absorbs red and blue wavelengths to a higher extent. Green light isn't rejected but rate of photosynthesis is more with red and blue wavelengths of light.
Explanation:
The spectral absorbance of photosystems and chloroplasts is lowest for green light...
All plants, however, has chlorophyll a, which absorbs most strongly at ~450 nm, or a bright blue color.
How many kingdoms of classification do we have
Answer:
When Linnaeus developed his system of classification, there were only two kingdoms, Plants and Animals. But the use of the microscope led to the discovery of new organisms and the identification of differences in cells. A two-kingdom system was no longer useful. Today the system of classification includes six kingdoms. The Six Kingdoms: Plants, Animals, Protists, Fungi, Archaebacteria, Eubacteria.
Explanation:
a question was asked by a teacher to a student. She gave the student a jumbled word and told him to make words out of it. The jumbled word is gzeysktqix. Now you know what to do. see ya!
Here are some words that can be made from the jumbled word "gzeysktqix":
gazeskiquiztaxizigzagkickskeyzigskygetHow are words formed from jumbles of letters?Words are formed from jumbles of letters by rearranging the letters in a way that creates a valid word in the English language. There are a few different ways to do this.
One way is to use a dictionary. A dictionary lists all of the words in the English language, along with their definitions. By looking up the jumbled letters in a dictionary, you can find out if they form any valid words.
Another way to form words from jumbles of letters is to use a word unscrambler. A word unscrambler is a software program that can help you unscramble jumbled words.
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how many amino acids can be coded for 288 bases?
Answer:
76 amino acids can be coded for 288 bases.
some bats live in a cave. which of the following was described?
Answer:
bat's live in caves, this is what I see is described
Cells that detect chemicals dissolved in solution and transmit nerve signals for taste sensation to the CNS are known as __________ cells.
We are able to detect what something tastes like due to the presence of receptors termed taste buds in the mouth. And they are all able to detect a particular category of taste.
These cells that detects these chemicals dissolved and transmit signals to the CNS are the basal/gustatory cells.
Each of the taste bud is specified to detect a particular form of taste be it bitter taste, sour, sweet etc. They are able to categorized these types of taste and then send the signals to the CNS to be interpreted as which type of taste it is.Learn more on taste detection: https://brainly.com/question/14748943
14
How does the tilt of the Earth's axis affect the seasons?
A
B
by changing the amount of direct solar energy reaching the surface of Earth
by influencing the rate of chemical reactions occurring in the atmosphere
by deflecting the harmful rays of radiation emitted by the sun
by changing the speed of the rotation of Earth
С
D
Histoplasmosis is a disease of
Answer:
Histoplasmosis is an infection caused by a fungus called Histoplasma. The fungus lives in the environment, particularly in soil that contains large amounts of bird or bat droppings.Which two elements are found as liquids in nature
Answer: The two liquid elements are bromine and mercury.
Which of the following is true concerning mangrove forests?
a. Mangrove forests are found at temperate latitudes.
b. Mangrove forests are not found at tropical latitudes.
c. Mangrove forests are named for the mangrove tree.
d. Mangrove trees are named for the mangrove forest.
Answer:
c.
Mangrove forests are named for the mangrove tree.
Explanation:
Salt Marshes and Mangroves
Edge 2020
Mangrove trees, which grow in these forests, are what give them their name, hence option C is correct.
What is mangrove forests?These trees are native to salty environments and coastal areas. These trees are effective water purifiers and provide fish with a breeding site.
Mangrove forests are fertile wetlands that grow in coastal intertidal zones. They are also known as mangrove swamps, mangrove thickets, or mangals.
Due to mangroves' inability to survive subfreezing temperatures, mangrove forests are primarily found in tropical and subtropical latitudes. Mangroves come in roughly 80 different species, all of which require soil with low oxygen levels to develop.
Therefore, Mangrove forests are named for the mangrove tree.
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Imagine that you found a cell that releases many proteins into the bloodstream. What organelles/structures might be especially active in the cell? Explain in sequence what each of these organelles/structures be doing up until the release of these proteins.
The organelles in a cell that are involved in production and release of protein into the bloodstream are:
nucleus
ribosomes
Rough endoplasmic reticulum
Golgi apparatus
Secretory vesicles
The nucleus carries the blueprint for the synthesis of proteins.
The ribosomes are the protein forming factories of the cell.
The rough endoplasmic reticulum is responsible for synthesis of proteins for export out of the cell.
The golgi apparatus is responsible for protein modification and its export.
Secretory vesicles export the protein out of the cell through exocytosis.
Will this movement re hire an input of energy?
Their movement will require the input of energy. That is option B.
What is an active transport?An active transport is defined as the movement of molecules across the cell membrane from different compartments in the living organism.
The active transport makes use of energy because of the need to move molecules from a semi permeable membrane that is against a concentration gradient.
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Help can you pls number 2 to 4
Answer:
Hey there!
1. Load
2. Broom
3. Flagpole
Hope this helps :)
is there a type of carbohydrate that cannot undergo cellular respiration
Answer:
i personaly dont know but carbohydrates are molecouls with sugar and if im right theres only one type of carbohydrate the other ones are lipids proteins and nuclier acids only this that cant undergo cellular respiration is lipids becouse lipids are a molecoule of fat
Explanation:
but im not sure this is just my theory
13
Select the correct answer from each drop-down menu.
Vitamin B12 is important for the body to function. It helps keep nerve cells healthy, and it helps with the formation of red blood cells.
When someone is vitamin B12 deficient, one of the reasons could be that the person's
v is not
y the vitamin efficiently.
When someone is vitamin B12 deficient, one of the reasons could be that the person's dies does not contain proper amount of vitamin B12.
Is Vitamin B12 important?A crucial B vitamin is vitamin B12. It is essential for the health of the brain, the generation of red blood cells, and nerve tissue. Vitamin B12 can also be called as cobalamin.
When the body cannot absorb enough vitamin B12, a deficiency or an insufficiency can develop. If left untreated, this can cause a variety of symptoms, including the development of irreparable brain problems.
Like every other B vitamin, this vitamin B12 is a water-soluble vitamin. This implies that it can dissolve in liquid and circulate through the body.
Up to four years’ worth of vitamin B12 can be stored by the body, and any extra or undesired amounts can be excreted in the urine.
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I have this question help me ugh
Answer:
it is one of those
Escribir las 3 razones propuestas para la situacion 1 Si tú estás en casa y te han hablado y has escuchado sobre el coronavirus, que es un virus respiratorio que al ingresar al cuerpo puede provocar daños en tu sistema respiratorio, escribe 5 medidas de bioseguridad que debes de tener en cuenta para evitar el contagio, debes explicar cada una de ellas diciendo o cómo se debe realizar o por qué es importante realizarlo. y escribir 5 ventajas de la respiración aerobia frente a la anaerobia.
Answer:
pvp o miedo manco de mierda hijueputa pones sala mi id es 542233308
NEED HELP ASAP PLS !!
Deforestation is the cutting down of forests to use as building materials or to clear the land for urban development or farming. Scientists worry that deforestation is one of the leading causes of increased COz in the atmosphere, potentially accelerating global climate change. Which of the following is a valid reason that CO, in the atmosphere would increase due to deforestation?
A)The rate of photosynthesis woud decrease.
B)The rate of decomposition would increase.
C)The rate of combustion would decrease.
D)The rate of cellular respiration would increase.
Answer: (A
Explanation:
Photosynthesis takes C02 out of the air, meaning that less trees = less photosynthesis = more C02
Question 6 of 10
Which characteristic of water is most helpful to fish in a lake?
OA. Water molecules are polar.
OB. Two elements make
up the compound water.
OC. Water freezes at 0°C.
OD. Frozen water floats on liquid water.
SUBMIT
▷
A characteristic of water which is most helpful to fish in a lake is that: B. two elements make up the compound water.
What is water?Water refers to a liquid molecule that comprises two main chemical elements in the ratio of two to one (2:1). Also, these two chemical elements are:
HydrogenOxygenIn conclusion, a characteristic of water which is most helpful to fish in a lake is that two elements make up the compound water. Thus, a fish would be able to breathe in a lake due to the presence of oxygen in water.
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which statement describes the role of DNA in inheritance
Answer: A
Explanation:
Which of the following can cause chromosomal mutations? (choose all that apply)
•exposure to radiation
•natural errors in cellular processes
•subjection to X-rays
•introduction to exercise
Answer:exposure to radiation
natural errors in cellular process
Subjection you’re Xrays
Explanation: if gametes aren’t being separated or divided you can of course have chromosome mutation. Also, exposure to certain chemicals, or radiations Will also cause chromosome mutations.
Chromosomal mutations can be caused due to exposure to radiation, natural errors in cellular processes such as glycolysis, and subjection to X-rays.
What is glycolysis?Glycolysis has been the first step in the process of cellular respiration and during this process aerobic 6 - carbon glucose forms three 2- carbon pyruvates, forms a net total 2 ATP. Glycolysis has been also known as first step of the cellular respiration. During this process glucose molecules break down in order to form pyruvate molecules including 2 ATP molecules.
During, the process of glycolysis there has no requirement of the oxygen and due to this reason the process has been known as anaerobic process. During the process of glycolysis glucose is converted into pyruvic acid and energy is released for the formation of high energy molecule.
Glycolysis has been also known as first step of the cellular respiration. During this process glucose molecules break down in order to form pyruvate molecules including 2 ATP molecules.
Therefore, Chromosomal mutations can be caused due to exposure to radiation, natural errors in cellular processes such as glycolysis, and subjection to X-rays.
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Explain if you agree or disagree to this statement: THE ONLY SOLUTION TO NATURAL RESOURCE CONSERVATION IS RECYLING.
(Defend your stand by describing examples and including personal experience. This should be at least 3 sentences.
The given statement that the only solution to natural resource conservation is recycling is incorrect. Thus is because reducing consumption and reusing products are also other alternatives.
Natural resources are the substances that are obtained from the nature. The examples of natural resources are coal, petroleum, wind, air, water, etc. Natural resources have the utmost important because these are the sources for producing any other material for the use.
Recycling is the phenomenon of processing waste material so that it can be used again a aa new material. Recycling is not the only resort for conservation of nature. If a person reduces his natural resources consumption, or reuses the objects that are not easily degradable, that will also conserve the nature to a great extent.
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The excessive and unbalance use of pesticides is one of the prominent environmental issue since last few years in Nepal. Mention any three consequences of over use of pesticides in your locality and suggest awareness campaign that you have follow in two points. [3+2]
The excessive and unbalanced use of pesticides is a prominent environmental issue in Nepal that can have several negative consequences. Here are three consequences of overusing pesticides in a locality:
1. Harm to human health: Overuse of pesticides can lead to health problems such as skin irritation, respiratory issues, and even cancer. Farmers and their families who handle these chemicals regularly are especially at risk.
2. Soil and water contamination: Pesticides can seep into the soil and water, polluting them and making them hazardous for human and animal use. This can lead to long-term damage to the environment and make it difficult to grow crops in the future.
3. Harm to biodiversity: Pesticides can kill off beneficial insects and pollinators, which are important for maintaining a healthy ecosystem. This can lead to a decrease in biodiversity and harm to the overall health of the ecosystem.
To raise awareness about the negative impacts of pesticide overuse in a locality, an awareness campaign could be organized, which could include:
1. Educating farmers about the risks associated with excessive pesticide use and the benefits of using alternative methods such as integrated pest management.
2. Organizing workshops and training sessions for farmers on how to use pesticides safely, including proper handling and disposal of these chemicals.
Overall, raising awareness about the dangers of overusing pesticides and promoting safe and sustainable agricultural practices can help mitigate the negative impacts of pesticide overuse in a locality.
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PLEASE HELP!
Why is a buffer only effective within a certain pH range?
Answer:
A concentrated buffer can neutralize more added acid or base than a dilute buffer, because it contains more acid/conjugate base. However, any buffer will lose its effectiveness if too much strong acid or base is added.
Answer:
It is NOT C
Explanation:
I believe it might be B, but i’m not sure
does there appear to be any life on the land when primary succession begins
What are diseases caused by protozoa called?
a. cutaneous
b. infectious
c. contagious
d. fungal
Answer:
B. infectious
Explanation:
:)
Answer:
The answer is B
who is Charles darwin
Answer:
Charles Darwin came up with the theory of evolution.
Charles Darwin is a writer who wrote the book Orgin of species . He is the one that gave the idea of evolution . his proposition that all species of life have decended over time from common ancestors. He is a english naturalist, geologist and biologist
16. The part of a coral polyp that creates the structure of a coral reef is
a. its external skeleton.
b. coral sand.
c. its fecal waste.
d. all of the above
Answer: It should be B