list different causes of diseases​

Answer:

The following is not found in both pro and eukaryotic cells are

1)Ribosomes

2)DNA

Answer:

There is no singing or chanting, just the muffled thump of drums.

Explanation:

Answer:photosynthesis is the most important biochemical process in earth

Explanation: enables us to understand how the world functions as an ecosystem and how photosynthesis acts as a bridge between the non-living and living worlds

it's important because it's to convert solar energy into chemical energy and then store that chemical energy for future use.how it relates to climate change is because the rising levels of co2 in the atmosphere drive an increase in plant photosynthesis

As a bacterium has a faulty lac operon in which there is a structural defect in the operator in this bacterium as there is a structural problem with a segment of DNA that binds a repressor. The correct option is c.

A bacterium has a fully lac operon with a structural flaw in the operator. A segment of DNA that binds a repressor in this bacterium has a structural flaw.

The operator in the lac operon is the segment of DNA that binds to the repressor.

In the absence of functional repressor/operator binding, the cell will produce the proteins required for lactose metabolism constitutively.

Thus, the correct option is c.

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Answer: Due to rise in temperature and pressure

Explanation: Rocks are formed due to rise in temperature and pressure. It involves larger rock masses. The main rock types are gneisses and schists which have a laminated banded appearance.

Option C. RNA-dependent DNA polymerase is the right answer.

Retroviruses contain RNA as their genetic material rather than DNA. Inside the host cell, they always go through reverse transcription. For this, they need a key enzyme called reverse transcriptase, also known as RNA-dependent DNA polymerase. This enzyme is not present in host cells. For the host cell's DNA replication, which employs DNA as a template strand, enzymes like DNA-dependent DNA polymerase are required. Additionally, transcription requires the other enzyme RNA polymerase, which is dependent on DNA. In order to produce the final expression of genes as proteins, translation is ultimately carried out within the ribosomal protein complex. Therefore, we can draw the conclusion that the host will provide a significant amount of the enzymes required for cellular activities in the host cells. The host will then supply the least amount of enzyme to retroviruses that are not related to their main dogma. The virus itself must therefore contain this enzyme since it uses RNA as a template strand to create DNA at first. Later, this DNA is translated and transcribed in order to create the essential viral proteins.  

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Answer:

a) Cats show incomplete dominance which means the kitten can be born with full length tails, short length tails and without tails.

b) The genotype of the parent will be heterozygous (Tt ) and the kittens will be:

Genotype | Fenotype

-TT | (long tail)

-Tt | (short tail)

-tt | (no tail).

Answer:

True! I think??

Explanation:

The Trichromatic Theory is the idea that there are three receptors in the retina of the eye that are each sensitive to their own specific color. These three colors are red, green, and blue.

The statement is true According to trichromatic theory, color-blind people could not see the green and red works of art because a part of their eye does not process those wavelengths the same as everyone else.

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The organisms that are able to live in extreme conditions are known as extremophiles.

An extremophile organism is an individual capable of surviving in extreme environmental conditions.

In conclusion, the organisms that are able to live in extreme conditions are known as extremophiles.

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Answer:

competition

Explanation:

Organisms that are able to live in extreme conditions do not have many competitors. This is an advantage because it means they experience a lack of competition.

Answer:

elefantes marinos mmmmmmmmmm

If developing chick embryos were injected with both ethynyl estradiol and an inhibitor of AMH production throughout the first half of incubation, the genetic (ZZ) males and genetic (ZW) females would likely exhibit altered reproductive morphology upon hatching.

Ethynyl estradiol is an estrogen mimicker, which means it can bind to estrogen receptors and activate them. AMH (Anti-Müllerian hormone) is responsible for inhibiting the development of female reproductive organs in male embryos.

Therefore, injecting ethynyl estradiol and an inhibitor of AMH production in developing chick embryos could disrupt normal sexual development and result in male embryos developing female reproductive organs and vice versa.

In genetic males, the injection could result in the development of ovaries instead of testes, while in genetic females, it could lead to the development of testes instead of ovaries.

These changes in reproductive morphology could have long-term consequences on the health and reproductive success of the affected individuals.

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Answer:

the liver

Explanation:

With some species of malaria, such as Plasmodium vivax and Plasmodium ovale, the parasite can lie dormant in the liver. It can therefore take up to a year for symptoms to develop (see life cycle above). Once inside the body, the malaria parasites grow and multiply inside the red blood cells.

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Answer:

Liver

Explanation:

Solution:

In the oceans, the primary producers are above all algae, which form phytoplankton. Phytoplankton is essential in the production of oxygen. In fact, more than 50 percent of the oxygen on our planet is produced in the sea through photosynthesis triggered by phytoplankton, an autotrophic microorganism that is essential for life on the planet.

Now, if iron is a fundamental nutrient for phytoplankton and scientists are working to make this nutrient more available for this photosynthetic microorganism, which can use carbon dioxide and generate oxygen in exchange, this is because they want to establish a reduction of the greenhouse gas carbon dioxide in the atmosphere.

So that, we can conclude that the correct answer is:

Reduction of the greenhouse gas carbon dioxide in the atmosphere.

Answer:

only depends on the human some can be mature for only being 15 and others it's 40 but it only depends on the mind of said person

An agent used to reduce the number of bacteria on a toilet seat would most accurately be called a(n):b. antiseptic

Only fungi are killed by antifungals; not bacteria. To combat the microorganism that has to be controlled, a suitable antimicrobial agent must be chosen. The best method for preventing microbial development is heat sterilisation and disinfection.

High or low temperatures, desiccation, osmotic pressure, radiation, and filtration are examples of physical agents. Disinfectants, antiseptics, antibiotics, and chemotherapeutic antimicrobial compounds are examples of chemical agents used for control.

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The most likely organism alive today that is most similar to the first life forms that evolved on Earth is cyanobacteria. The correct option is b.

Cyanobacteria are prokaryotic organisms that belong to the domain Bacteria. They are believed to be one of the earliest forms of life on Earth and played a crucial role in shaping the planet's atmosphere. Cyanobacteria are photosynthetic, meaning they have the ability to convert sunlight into energy through photosynthesis, just like the early life forms that emerged billions of years ago.

Methane-producing archaeans, although also ancient and diverse, are a separate domain of life known as Archaea. While they are capable of surviving in extreme environments and have distinct biochemical processes, they are not considered the most similar to the earliest life forms.

Dinosaurs and humans are part of the animal kingdom, which emerged much later in Earth's history. Dinosaurs appeared around 230 million years ago, while humans are relatively recent, with the earliest Homo sapiens appearing around 300,000 years ago.

In summary, cyanobacteria, with their early appearance in Earth's history and photosynthetic capabilities, are the organisms alive today that are most likely to be similar to the first life forms that evolved on Earth. Therefore, the correct option is b.

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Yabine learns that fats, proteins, and carbohydrates can store different amounts of energy because they have different chemical structures and different numbers of energy storing chemical bonds.

Proteins are the polymers of amino acids. The amino acids are connected together by peptide bonds. The proteins play numerous functions inside the body like enzymes, signaling molecules, energy source, receptor, transporter, etc.

Chemical bonds are the attraction forces between atoms or molecules that mediate the formation of large structures. These bonds are of two types: covalent bonds and non-covalent bonds. Covalent bonds are the strongest type of bonds that cannot be broken easily.

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Answer:

d i thank?

Explanation:

Go to the doctor

Go to the doctor

PGA (phosphoglycerate) is a metabolic intermediate of the light-independent reactions in photosynthesis. Therefore, the correct statement is option B.

A metabolic intermediate in photosynthesis's light-independent reactions, also known as the Calvin cycle, is PGA (phosphoglycerate). The Rubisco (ribulose-1,5-bisphosphate carboxylase/oxygenase) enzyme is responsible for fixing carbon dioxide into PGA during the Calvin cycle.

After that, PGA is transformed into other compounds like glyceraldehyde-3-phosphate (G3P) and glucose, which can be stored in plant tissues or used as energy.

The Calvin cycle gets its energy and reducing power from the light-dependent reactions in photosynthesis, which produce ATP and NADPH. RuBP (ribulose-1,5-bisphosphate) is the underlying carbon dioxide acceptor atom in the Calvin cycle.

Therefore, PGA (phosphoglycerate) is a metabolic intermediate of the light-independent reactions in photosynthesis.

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Answer:

The ant is doing work but the elephant is not

Explanation:

Work done = Force × Displacement

In case of ant and housefly,

Ants are dragging the housefly , so they are displacing the housefly from one point to the other by applying certain force , so we can say that they are doing work

In case of elephant and tree,

When the elephant is pushing the tree( applying force) , the tree is not moving which means that there is no Displacement, so work done will be

Work done = Force × Displacement

= Force × 0

= 0

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Asbestosis is caused by fine silicate fibers retained in the option (b) lungs.

Asbestosis is a lung disease that is caused by the inhalation of fine silicate fibers, which become trapped in the lungs and cause scarring (fibrosis) over time. Asbestos is a group of naturally occurring minerals that contain these fine fibers, and it was widely used in construction, shipbuilding, and other industries until its health risks became known. When asbestos fibers are inhaled, they can become lodged in the lungs and other parts of the respiratory system. Over time, these fibers can cause inflammation, scarring, and other changes to the lung tissue, leading to a condition known as asbestosis. Symptoms of asbestosis may include shortness of breath, coughing chest pain, and a crackling sound in the lungs. Asbestosis is a serious condition that can lead to long-term disability and even death. It is also associated with an increased risk of lung cancer and mesothelioma, which are both cancers of the respiratory system. Therefore, it is important to minimize exposure to asbestos fibers to prevent the development of asbestosis and other asbestos-related diseases. This may involve taking precautions when working with or around asbestos, such as wearing protective gear and following proper safety protocols.

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(1) as organic molecules in living and dead organisms found in the biosphere

(2) as organic matter in soils

(3) in the lithosphere as fossil fuels and sedimentary rock deposits

The terrestrial system characterized by evergreen shrubs, mild, wet winters, and warm, dry summers is called chaparral. This vegetation in this region has adapted to frequent fires and is either fire-resistant or uses fire to germinate its seeds.

Chaparral is a Mediterranean climate's ecosystem. It is characterized by mild, wet winters and warm, dry summers, as well as a diverse plant community that has adapted to frequent fires. The vegetation in this region is either fire-resistant or uses fire to germinate its seeds. Fire is necessary to remove dead plant material and return nutrients to the soil in this area.

Without regular fires, the chaparral would eventually become a dense forest and lose its distinctive characteristics.The plants in chaparral region:Some of the common plants of the chaparral include chamise, manzanita, ceanothus, toyon, and scrub oak. The vegetation in this area, which is adapted to fires, has the capacity to sprout new growth from a living root crown or underground bulb. Some plants also have seeds that require heat from a fire to germinate.

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The organism must be able to move since it has a flagellum. This structure is used for motion.

The flagella (singular flagellum) can be defined as hair-like structures used for organisms for the locomotion of their cells.

Flagella is an organelle found both in eukaryotic (unicellular and multicellular) and prokaryotic organisms.

For example, most bacteria are motile due to the presence of flagella that helps to achieve this function.

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Answer: for anyone wondering its C

Explanation: :)

Sure, I can help you with your question! To determine if you have bought enough dozens of eggs for all the contestants who have registered for the race in Python, you can use the following code:```pythoneggs_needed = dozens_needed = eggs_needed // 12if eggs_needed % 12 != 0:  

dozens_needed += 1print("You need to buy at least", dozens_needed, "dozen eggs.")```

Here's how the code works:

1. The `input()` function is used to ask the user how many eggs are needed for the race. The value entered is converted to an integer using the `int()` function and stored in the `eggs_needed` variable.

2. The number of dozens of eggs needed is calculated by dividing the number of eggs needed by 12 using the `//` operator, which performs integer division (i.e., it returns the quotient without the remainder). The result is stored in the `dozens_needed` variable.

3. If the number of eggs needed is not a multiple of 12 (i.e., there is a remainder), then one extra dozen of eggs is needed to make up for the remaining eggs. This is accounted for by adding 1 to the `dozens_needed` variable.4. Finally, the result is printed out using the `print()` function, which displays a message telling the user how many dozens of eggs they need to buy.

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Answer:

Building seawalls

Explanation:

one solution that cities employ to decrease flooding from tides and Storm is constructing seawalls.