Help plz
environmental cues can affect gene expression and protein synthesis.
true or false

Chemoautotrophs derive energy from inorganic chemicals. They nourish on chemicals that are excellent electron donors. They are the primary producers in ecosystems that form around hydrothermal vents and in hot springs. Chemoautotrophs are both aerobic and anaerobic organisms.

Answer - Option 1 - can produce their food using chemicals instead of sunlight

Answer:

Adaptations are characteristics that enable plants and animals to be successful in a particular environment. These adaptations come in a variety of forms, an example is camouflage (Mbgnet.net, 2015). Animals are able to camouflage to their environments to help them hide from their predators, or hunt for their prey. As well as keeping them safe while they sleep, and allow them to move around more freely.

A phylogenetic tree is similar to a dichotomous key because B. Both were founded by Carl Linneaus.

A phylogenetic tree is also called the phylogeny. It's a diagram that shows the evolutionary relationships that can be found in various organisms.

A dichotomous key refers to a scientific tool that's used in the identification of different organisms based on the observable traits that can be found in the organism.  

It should be noted that the phylogenetic tree and dichotomous key were founded by Carl Linneaus.

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Answer:

1. binomial nomenclature.

2. domain

3. Both focus on illustrating taxonomic relationships between organisms.

4. domain, kingdom, phylum only

5. juglans nigra

Explanation: I took the quick check

Answer:

El calentamiento global causa que el nivel del mar se eleve, debido a que el hielo en las plataformas continentales se derrite y que el agua del océano se expande al calentarse.

Answer:

1000 thats all theres to it

Explanation:

i checked

A space where water from various sources drains is called a watershed. The water from streams and rivers gets drained to a common outlet. The answer should be blank 1 factors, blank 2 human and blank 3 is food web.

A watershed is a section of drainage basin or "sheds" water into a particular body of water.

A watershed exists for every body of water. Rainfall and snowmelt are channeled into streams and rivers by watersheds.

These smaller bodies of water drain into larger bodies of water, such as lakes, bays, and oceans.

Abiotic and biotic factors enter and flow through the watershed. These can include plants, small microorganisms, soil, small rocks, and so on.

Human impacts have an impact on the food chain because activities such as deforestation, industrial emissions, and fuel combustion cause environmental changes that harm animals and plants in the ecosystem.

The food web depicts the energy flow in an ecosystem from producers to consumers and represents how energy is passed from plants to consumers as well as their interdependence.

Thus, it can be concluded that the blanks are factors, human and food web respectively.

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The events described involve both mechanical and chemical weathering processes, highlighting the complex nature of how weathering affects geological structures.

The events can be identified as the result of mechanical weathering or chemical weathering as follows:

The minerals in a marble statue react with water to form acids and pores in the structure - This is an example of chemical weathering. The water reacts chemically with the minerals in the marble, causing them to dissolve and form acids. These acids further react with the marble, leading to the formation of pores and overall degradation of the statue's structure.

A piece of rock crumbles after being constantly thrashed by strong waves - This is an example of mechanical weathering. The constant thrashing of strong waves exerts physical force on the rock, causing it to break apart or crumble. This type of weathering occurs due to mechanical forces like abrasion, pressure, or impact that physically break down the rock into smaller pieces.

Industrial runoff forms cracks in a rocky structure in its path - This is a combination of chemical and mechanical weathering. The industrial runoff may contain acidic or corrosive substances that chemically react with the minerals in the rock, leading to their dissolution or weakening. The cracks in the rocky structure may also be a result of the mechanical force exerted by the flowing runoff, causing physical fractures in the rock.

The rocks in a region are streaked orange after being exposed to repeated rains - This is an example of chemical weathering. The repeated rains introduce water into the rocks, which may contain dissolved iron compounds. Over time, these iron compounds oxidize in the presence of water and oxygen, leading to the formation of orange-colored iron oxide minerals, such as rust. The streaking of rocks with orange indicates the chemical transformation of the minerals due to the weathering process.

In summary, the events described involve both mechanical and chemical weathering processes, highlighting the complex nature of how weathering affects geological structures. Mechanical weathering involves physical forces breaking down rocks, while chemical weathering involves chemical reactions leading to the alteration or dissolution of minerals.

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In Punnett Square, a grid and letters are used. Lowercase letters correspond to recessive alleles, while capital letters signify dominant alleles.

The known genotypes of each parent are displayed using this tool to aid in predicting the potential genotypes of their offspring. It demonstrates how alleles are inherited or transmitted from parents to offspring.

It is frequently utilized in monohybrid and dihybrid crosses, where the theoretical results are predicated on the assumptions of segregation and independent allele distribution (according to Mendelian inheritance).

A tool that aids in displaying all potential allele pairings of gametes in a cross of parents with known genotypes in order to forecast the likelihood that their kids would carry specific allele combinations.

Therefore, In Punnett Square, a grid and letters are used. Lowercase letters correspond to recessive alleles, while capital letters signify dominant alleles.

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The reason for the clear zone may be that there is Insufficient lipolytic activity.

The absence of clear zones when using LB media with 1% olive oil for screening lipolytic bacteria could be due to Insufficient lipolytic activity.

Enzymes called lipases, which are produced by lipolytic bacteria, break down fats and oils. It's possible that the bacteria utilized in the experiment won't create lipases or have poor lipolytic activity, which would prevent them from efficiently hydrolyzing the olive oil in the media. There wouldn't be any observable clearing or lipid hydrolysis zones as a result.

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Answer:

Meiosis is a type of cell division that results in the formation of four genetically diverse daughter cells, each with half the number of chromosomes as the original parent cell. This process is essential for sexual reproduction, as it ensures genetic diversity in offspring and helps to maintain chromosome number in cells. The two rounds of division in meiosis lead to the segregation of homologous chromosomes, which results in the reduction of the chromosome number by half. This process plays a critical role in the formation of gametes, the reproductive cells in organisms, and contributes to the diversity of populations.

Answer:

Do you have the rest of the question? You only gave part of it.

Answer:

C

Explanation:

Because why not

Answer:

First is the cell then the tissue then the organelle then the organ then the organ system and finish with you

Explanation:

is that the answer? it it not tell me c:

The given art piece is considered to be Polynesian Art. So the correct option is option D.

Polynesia is divided into the East Polynesian and West Polynesian cultural groups. West Polynesian culture is characterized by a high population density. West Polynesia has strong marriage institutions and well-established judicial, monetary, and commercial customs. West Polynesia includes the groups,  Tonga, Samoa, and Fiji.

People were artists and craftspeople of exceptional skill. Simple things like fish hooks would be made to exact specifications for various catches and embellished even when the embellishment wasn’t part of the purpose. Stone and wood weapons were seen as more powerful the more beautifully crafted and embellished they were. In many island groups, weaving was an integral part of their culture, and gift-giving of woven articles was a long-standing tradition.

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Answer:

A) the zebras

Explanation:

no other option is a single species, which are what populations consist of.

Answer:

Diffusion

Explanation:

Diffusion is one principle method of movement of substances within cells, as well as the method for essential small molecules to cross the cell membrane.

The host cell may lyse or may continue to divide and replicate both itself and the prophage.

Lytic cycle:

The infecting phage kills the host cell at the end of the lytic cycle, also known as a virulent infection, to create a large number of its own offspring. The phage genome immediately produces early proteins that degrade the host DNA after being injected into the host cell, enabling the phage to take over the cellular machinery.

The remaining proteins needed to construct fresh phage particles are subsequently synthesized by the phage using the host cell. The new genetic material is packed into the head while new daughter phage particles are built, and the heads and sheaths are created independently. In the course of this process, phage enzymes gradually weaken the host cells, which eventually burst, dispersing 100–200 additional phage progeny into the environment.

Lysogenic cycle:

The lysogenic cycle, also known as temperate or non-virulent infection, uses the host cell as a haven where it can survive in a latent state. It does not harm the host cell. After the phage DNA is injected into the host cell, it uses integrases encoded by the phage to integrate into the host genome, at which point it becomes known as a prophage.

The host cell divides for the duration that it is there and does not create the proteins necessary to make progeny, at which point the prophage genome is passively copied alongside the host genome. The bacterial hosts are typically somewhat unaffected by this procedure because the phage genome is typically quite tiny.

I understand the question you are looking for is this:

As a consequence of infection by a temperate bacteriophage such as lambda, the host cell

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Answer:

lions

Explanation:

I would prefer lions because of their size and looks.

Answer:

The correct answer is No.

Explanation:

Measuring the volume change after placing:

In a hypertonic solution - solvent moves outside of the cell and the cell shrinks, the change in volume of solvent would be very minute to observe or measure as the RBCs are very small cells.

in a hypotonic solution - the change in the solvent or solute or overall solution is very less and will be very insignificant to come to any result.  The water volume change would be difficult to measure.

The number of different species of plants and mammals has decreased as a result of overhunting and natural resource overexploitation from activities such overfishing and mining.

Around 8.7 million plant and animal species are thought to exist, according to scientists. However, to far, only about 1.2 million species, the of which are insects, have been recognized and described. This means that millions of additional animals' identities are still a mystery.

Permanent and non-permanent identification are the two main categories. Ear notches, microchips, and tattoos are all forms of permanent identification. In terms of non-permanent identifying, tags, paint, and chalk are used. If done correctly, tattooing is one kind of identifying that is permanent.

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Answer:

Oxidative phosphorylation that generates most of the ATP is blocked, and oxygen cannot accept the electrons from NADH.

Explanation: Sorry this is late and may be wrong but it is my best guess and here is why:

Potassium cyanide blocks the ETC where the majority of ATP is produced. The ETC is a oxidative phosphorylation process where oxygen is needed as the final electron acceptor of NADH.  

The first answer can be eleminated because oxidative phosphorylation produces the most ATP.

The second answer can be eleminated because chemiosmosis does not generate ALL the ATP during cellular respiration, but does produce most of it. Still they worded it as an "all or nothing" type of question so I don't think it is correct.

The fourth answer may not be correct because NAD does not pass on an electron to NADH. Instead, NADH donstes electrons to the ETC and is then turned into NAD. So the process listed is technically backwords.

Sorry I can't be sure about the answer but this is how I broke it down.

Answer: Should be C

Just took the test on edge <3 you all!!

The change to the experimental design that would improve the reliability of the engineers' measurements is C. testing single samples from more than three locations.

From the information given, it was stated that the civil engineers wants to determine whether the porosity of surface soil affects aquifer recharge rates-the ability of aquifers to refill with water and they conduct the study to determine the porosity of the surface soil at various locations.

There are just three of the chosen locations. In order to obtain more accurate results than gathering soil samples from just three places, an area must have a wider variety of soil types with varied porosity.

Therefore, the correct option is C.

Complete question:

In many regions of the world, humans rely on underground water supplies called aquifers for fresh water. The amount of water an aquifer can store depends in part on the porosity of the rock or sediment in which the water is stored. Porosity is a measure of the amount of liquid that can be stored in a material and is related to the amount of empty space that exists between individual rock or sediment particles.

A group of civil engineers wants to determine whether the porosity of surface soil affects aquifer recharge rates-the ability of aquifers to refill with water. The engineers conduct the following study to determine the porosity of the surface soil at various locations. The results of the study will then be compared with the recharge rates of the aquifer each location supplies with water.

1. Collect one 200-milliliter (mL) sample of soil from each of three locations.

2. Place each soil sample in a beaker.

3. Add 200 mL of water to each sample and allow the water to saturate the soil.

4. Measure the amount of standing water in each beaker (amount of water the soil did not absorb).

5. Determine the amount of water in the soil sample by subtracting the amount of standing water from 200 mL.

6. Divide the amount of water in the soil sample by 200 mL and multiply by 100 to determine the percent porosity of the soil.

Which change to the experimental design would improve the reliability of the engineers' measurements?

A. using a liquid other than water to determine porosity

B. using flasks instead of beakers

C. testing single samples from more than three locations

D. testing more samples from each location

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Answer:

North

The Northwest's agriculture slowly became more industrialized as the decades went on. By adopting new cultivating techniques, farmers were able to greatly increase production. Farmers began to use new types of seeds, import breeds of domesticated animals from Europe and utilize the numerous inventions from the Northeast. Steel plows, automatic reaper and the thresher became commonly used by the Northern farmers. These ground-breaking machines sped up the harvesting of wheat by almost 50 percent, therefore escalating production. This surge of production helped form the strong economic alliance between the two Northern sections, the factory centered Northeast and the agricultural Northwest. This however, increased the isolation of the South within the Union (Brinkley, 274). The Northern free states also were proved to produce more crops than the South, even with the North having considerably smaller labor force than the South's slave industry. For instance, the North produced 499,190,041 total bushels of crops, including wheat, oats and more, in 1850, while the South produced only 481,766,889 bushels of the same crops in the same year. (Helper, 189). The North's increased crops is most likely due to the recent invention of many farming machines that the South did invent and utilize. The northern farms were originally centered around little communities, but as they pushed farther west, they became more isolated and only worked with their families to make a profit. The major force that drew farm communities together was religion, which was one of the only reasons for communication. However, around the time of harvest large numbers of families gathered to bring in the crops allowing families to produce more crops (Brinkley, 275).

South

The South's agricultural system was more focused on cotton growing and slave trade than other aspects of farming. Southerners utilized the plantation system, creating a wealthy planter class, who owned hundreds of slaves to do the difficult farming labor of planting and harvesting cotton and keep up with the daily farm tasks. These planters, along with capitalists in this area, invested ample amounts of money in land and slave trade, both crucial parts of Southern agriculture. After investing so much money in these areas, it left little to be invested in other areas of trade. Also, the South tended to have different values than their northern counterparts. The southerners were inclined to believe that they were "representatives of a special way of life" (Brinkley, 284). In turn, both of these aspects of the South contributed to the isolation of the South from the North, and the growing separation of the two Union sections. (Brinkley, 284). The South also produced less crops in a year than the North, aforementioned above. The reasoning behind the South's deceased production is most likely due to the major cotton industry in the South, as it was not able to be grown in the North. The working conditions in the south tended to be difficult and harsh, due to the sometimes unbearable heat and the cruelty of the slave owners. Slaves lived in prisonlike conditions in some areas and were susceptible to harsh punishment if they disobeyed their master (Brinkley, 289).

Explanation:

Answer:

Blood, the heart pumps oxygen-poor blood to the lungs to be oxygenated.

Explanation:

:) Merry Christmas!

Answer: The organism is a male :)

Explanation: just took a quiz on it

Answer:

b

Explanation:

The term Sociable and Outgoing is option C: Synonyms

People with sociable features have traits that support healthy interpersonal interactions. Many people naturally exhibit sociable qualities like an upbeat and cheerful attitude, self-control, adaptability, integrity, and teamwork.

A few typical definitions of social include amiable, cordial, friendly, and gracious. While all of these phrases refer to anything that is "markedly pleasant and easy in social contact," the adjective "sociable" denotes a sincere desire for other people's company.

Note that a person who actively engages in social interaction and looks for opportunities to mingle is referred to be outgoing. Extroverted is a similar term. Social, sociable, or gregarious are common adjectives used to characterize outgoing people. The two words above are close in meaning.

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Answer:

Alveoli

Explanation:

Answer: I think its true.