a cline: a. is a gradual change in phenotype over a geographical area. b. is variation that falls into discrete categories. c. describes the pattern of occurrence of trisomy 18. d. was used to describe human variation as early as the renaissance.

Answer:

The removal of impurities is usually done chemically. For example, in the manufacturing of iron, calcium carbonate is added to the blast furnace to remove silicon dioxide from the iron ore. Zone refining is an economically important method for the purification of semiconductors.

Explanation:

Answer:

No.

Explanation:

No, Surtsey island and Iceland newest volcanic island will not become an atoll because these islands have no underground volcanoes. The atolls are only occur when the volcanoes are present underwater and we know that these volcanoes are present on the lands not in the water so there is no possibility of having atolls in these Surtsey and Iceland volcanic islands

Answer:

Double circulation and coronary circulation

Explanation:

land vertebrates developing a new way to take blood from the heart to the heart and a double circulation

Answer:

Land vertebrates developed lungs, a new vein (the pulmonary vein) to take blood from them to the heart, and a double circulation, whereby the heart is effectively divided into two halves—one-half concerned with pumping incoming deoxygenated blood from the body to the lungs and the other with pumping oxygenated blood

Explanation:

Answer:

There are more but there is only one blank so,

The answer should be Organism (?)

Answer:

The US Clean Water Act

Explanation:

The US clean water Act was passed in 1972. The main purpose of the Act was to ensure the regulation and reduction of pollutants into the water bodies. This was to ensure that the waterbodies were more cleaner, clearer and fit for use by the populace and thriving of life forms present.

This led the developers to install stormwater management systems to handle the movement of polluted water away from the waterbodies.

Answer:

The answer is below

Explanation:

From the scientific and medical knowledge of human anatomy, placing aforementioned body structures in order of largest to the smallest, we have the following

1. muscles

2. fascicles

3. muscle fibers

4. myofibrils

The thoracic duct and many lymphatic capillaries join through lymph trunks to form collecting vessels.

There are three types of blood vessels: Your arteries carry blood away from your heart. Veins allow blood to return to the heart. Capillaries, the smallest blood vessels, connect veins and arteries. a channel via which the body's blood circulates. The network of blood vessels includes veins, capillaries, venules, arteries, and arterioles.

By the time we reach maturity, each of us has 60,000 miles of blood vessels inside our bodies, which is more than twice the circumference of the globe. These blood veins maintain blood flow, which maintains the health of your organs, including the heart, and provides oxygen and nutrition to your tissues. The blood, arteries, and heart deliver oxygen and nutrients to the body's cells.. The body's network of veins, arteries, and capillaries enables blood to transport carbon dioxide into the lungs (for expiration) and pick up oxygen. Once food nutrients have been collected from the small intestine, they are delivered to every cell of the body through the blood.

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5' ATATCAGTACGT 3'

AS T is complemntary to A and C is complementary to G

Given what we know about the way energy moves through the Earth, we can confirm that the vulture uses the hot air currents that result from this movement of energy to soar above the cliff.

The energy from the sun travels through the atmosphere, then into the soil where it is absorbed. The soil then radiates the heat back out into the atmosphere.

Given that hot air rises, this radiated heat causes the formation of hot air currents that the vulture then uses to glide upwards in a circular motion.

The vulture planes over the hot air currents with its wings at an angle to climb, it goes higher the further it wishes to travel given that once at the desired height, it glides downward towards its destination.

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which one of the following is Not an organic compound

When looking at a somatic diploid cell in G2 and seeing that there are 36 chromosomes present, there will be 18 pairs of homologous chromosomes.

Somatic cells are cells that make up the body of an organism that are not used for sexual reproduction. A diploid cell is a cell that has two sets of chromosomes. Each set has 23 chromosomes, and the diploid cell contains 46 chromosomes total. A pair of homologous chromosomes refers to two chromosomes with the same size, shape, and set of genes.The cell cycle is a process that occurs in cells. It consists of various stages, each with its specific characteristics. The cell cycle can be divided into two main stages: interphase and the mitotic phase.

Interphase is the period in which cells prepare for division. G1, S, and G2 are the three phases of interphase. During G1, cells grow and develop. DNA replication occurs in S phase, and cells prepare for mitosis in G2 phase. Mitosis, which is the second stage, is where cells divide to produce two daughter cells. The daughter cells are genetically identical to the parent cell, and each daughter cell receives a set of chromosomes.

There are 18 pairs of homologous chromosomes in a somatic diploid cell in G2 with 36 chromosomes present.

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Hershey and Chase started with a virus called a bacteriophage. They used the radioactive isotope sulfur-35 to label the protein of the virus and phosphorus-32 to label the DNA of the virus. They allowed the tagged virus to infect bacteria and studied the results. Hershey and Chase found that the only radioactive isotope within the bacteria was 35S. This result indicated that the genetic material inserted by the virus to infect the bacteria was 32P.

This is referred to as deoxyribonucleic acid and is the genetic material of living organisms.

Hershey and Chase showed that when bacteriophages, which are composed of DNA and protein, infect bacteria, their DNA enters the host bacterial cell, but most of their protein does not.This was why only radioactive isotope within the bacteria was 35S.

This result indicated that the genetic material inserted by the virus to infect the bacteria was 32P. This brought the conclusion that protein was not genetic material, and that DNA was genetic material.

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.

Answer:Bacteriophage

protein

DNA

32p

DNA

Explanation:

I got them all correct in realize

During inoculation, the blood agar plate should be stabbed with the inoculating loop. The purpose of this is to increase the surface area of the agar exposed to the bacteria and ensure growth of bacteria both aerobically and anaerobically.

When the inoculating loop is stabbed in the blood agar plate, the surface area of the agar that is exposed to the bacteria is increased. This allows the bacteria to grow more easily, which is crucial for identifying and studying the microorganisms present in the sample.

Stabbing the agar also enables the bacteria to grow both aerobically and anaerobically by allowing oxygen to diffuse into the agar at the surface and enabling bacteria to grow anaerobically in the deeper regions of the agar. It also helps to distribute the bacteria evenly throughout the agar and prevents the formation of concentric colonies. By using this technique, the growth of bacteria is ensured and the presence of various microorganisms can be accurately observed.

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1. Ant

2. Antelope

3. Baboon

4. Bat

5. Beagle

6. Bear

7. Bird

8. Butterfly

9. Cat

10. Caterpillar

11. Chicken

12. Cow

13. Dog

14. Dolphin

15. Donkey

16. Eagle

17. Fish

18. Fly

19. Fox

20. Frog

21. Gerbil

22. Goose

23. Gopher

24. Gorilla

25. Heron26. Honey Bee

27. Horn Shark

28. Horse

29. Ibis

30. Iguana

31. Impala

32. Jackal

33. Jaguar

34. Javanese

35. Jellyfish

36. Kakapo

37. Kangaroo

38. King Penguin

39. Kiwi

40. Koala

41. Lemming42. Lemur

43. Leopard

44. Saola

45. Scorpion

46. Snake

47. Swan

48. Tuatara

49. Turkey

50. Zebra

carbohydrates, cellular respiration, ATP, light, photosynthesis, and water best represents the energy flow between photosynthesis and cellular respiration

Plants (including algae and some bacteria) employ sunlight, water, and CO2 during photosynthesis to produce sugars (carbohydrates). This reaction, which takes place in chloroplasts, results in the reduction of CO2 (gaining electrons), oxidation of water (losing electrons), and production of oxygen (O2). The usage of that O2 in cellular respiration follows. Cellular respiration takes place in mitochondria and consumes glucose and oxygen to create ATP, which is the energy source. H2O and CO2 are created.

Photosynthesis is essential to most life on Earth. Plants, microalgae, as well as some types of bacteria carry out the process by capturing solar energy to create oxygen (O2) plus biochemical power is supplied in glucose (a sugar). Consequently, herbivores get this energy from consuming plants, and carnivores get it from eating herbivores.

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The less white patches in Drosophila eyes showing PEV, too broad expression pattern of homeotic genes in early Drosophila development, able to produce flowers without cold treatment.

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It would depend on whether the modified codon code for the same amino acid or not. If it does not code for the same amino acid, then the protein would be different, and in some cases, it can cause a problem with its function, mostly if this modification is found on the interaction site of the protein with other components.

Groups with homologous characters share a common ancestor. These characters have the same embryological development, although their function might vary. Option D. share a common ancestor.

Homologous characters are structures with the same basic elements.

Their position in the body and the relations with adjacent structures are also the same in different organisms, and they even share the same embryological development.

These structures might show variations between the organisms exhibiting them. Variations might be related to their function and to the environment in which the organism lives. The function they accomplish is not necessarily the same in all the organisms involved.

These homologous characters are present in organisms related that share a common ancestor.

For example, whales, humans, and cats all have the same bones in the same order, but they matured differently in later embryological development.

The correct option is then option D. Species with homologous structures most likely share a common ancestor.

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Species with more likely homologous structures share a common ancestor.

The most correct definition for homology would be: They are structures of individuals, of different species or not, that were inherited from a common ancestor. The human arm is homologous to the horse's front leg. The bat's wing is homologous to the whale fin.

With this information, we can conclude that homologous  have same embryological origin of structures from different organisms, and these structures may or may not have the same function

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Answer:

A large glucose molecule requires facilitated diffusion but an oxygen molecule does not is a semipermeable membrane

Explanation:

Have a nice day :)

Answer:

An incinerator is a widely used tool for transforming garbage into inert and non-toxic compounds. It burns garbage at high temperatures, turning it into ash and gases. While the gases are typically cleaned to remove any pollutants before being released into the atmosphere, the ash can be further processed to lessen its toxicity and make it acceptable for disposal. Another choice might be a gasification system, which heats trash at high temperatures in an oxygen-poor atmosphere to create syngas. This syngas can be turned into electricity or utilised as fuel.

A thermal oxidizer is the appropriate response to this query. Industrial equipment called thermal oxidizers is used to convert hazardous waste into inert, non-toxic chemicals.

Heat, oxygen, and a catalyst are used in their operation to transform dangerous substances into innocuous ones. The dangerous material's molecules are broken down by heat, oxygen, and a catalyst, which also speeds up the process.

In order to properly dispose of hazardous waste materials, thermal oxidizers are frequently employed in the chemical, pharmaceutical, and petrochemical sectors.

Additionally, they are utilised in facilities that burn medical waste and when biomass is converted into electricity. Thermal oxidizers are made to guarantee that hazardous items are disposed of properly and safely while minimising the quantity of pollutants discharged into the environment.

Thermal oxidizers can transform trash into inert, non-toxic materials with a high degree of efficiency and economy. They are designed to be used in a variety of applications and are capable of breaking down a wide range of materials. Thermal oxidizers are reliable, durable, and easy to maintain, making them an ideal solution for waste management.

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Answer:

=A substance.

.............

Answer:

C, bacteria

Explanation:

Answer:

the answer is bacteria hope it helps

Like most of the other liquids, water does not contract on freezing but it expands and gets denser when it freezes. On freezing, liquid water changes to ice which is solid. Thus, correct option is B.

Water is the universal solvent. When this liquid is cooled down to freezing it changes its state from liquid state to open hexagonal lattice solid. This is called Phase transition. During Phase transition, certain properties of the medium changes.

The amount of potential energy decreases and thus the movement of molecules is reduced. As the water temperature reaches around 0°C, the molecules stick together and form a solid – ice but small movements are still there. Thus, B is the correct option.

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Your question is incomplete, but most probably your full question was,

Like most liquids, water contracts (gets smaller) when it freezes.

A. True

B. False

Plant-like protists are eukaryotic, photosynthetic, unicellular, or multicellular, having pyrenoids, gametangia, and a flagellum. So, option a, b, and c is correct.

Plant-like protists are called algae. Algae are considered plant-like because it contain chloroplasts and produce food through photosynthesis. Some algae, the diatoms, are unicellular. Others, such as seaweed, are multicellular.

The protists Chlamydomonas, diatoms, Laminaria, Coralline, Ulva, and Euglena are examples of plants like protists.

Some of the characteristics of plant-like protists are:

Autotrophs: Plant-like protists can make their own food through photosynthesis.

Cell walls: Most plant-like protists have cell walls, which are made of cellulose.

Unicellular or multicellular

Flagella or cilia: For locomotion (all are not stationary)

Therefore, the correct options are a, b, and c.

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Answer:

only B and C

Explanation:

Just did the question on Edge

The information that codes for traits is carried by DNA (option a).

After many years of scientific research on heredity, scientists made the discovery that the information that codes for traits is carried by DNA. This finding revolutionized our understanding of genetics and inheritance.

1. Early research on heredity:

  Scientists had long been interested in understanding how traits are passed from parents to offspring. Early studies by Gregor Mendel in the 19th century laid the foundation for our understanding of inheritance patterns.

2. Identifying the molecule of heredity:

  In the mid-20th century, scientists were eager to uncover the molecule responsible for transmitting genetic information. They hypothesized that proteins, which are abundant in cells, might carry the hereditary information.

3. The role of DNA:

  Through a series of experiments, including the famous Hershey-Chase experiment in 1952, it was established that DNA, not proteins, is the molecule responsible for transmitting genetic information. This experiment demonstrated that DNA, rather than proteins, is the material that enters bacterial cells and carries the genetic instructions.

4. Structure and function of DNA:

  The discovery of the structure of DNA by James Watson and Francis Crick in 1953 revealed how the information is stored and transmitted. The double helix structure of DNA, with its sequence of nucleotides, provides the code for the traits and characteristics of living organisms.

5. Confirmation through further research:

  Over the years, additional studies, including the Human Genome Project, have further confirmed that DNA carries the genetic information that determines inherited traits in all living organisms.

In conclusion, after years of scientific research, scientists discovered that the information that codes for traits is carried by DNA, not proteins, RNA, or coded proteins passed down over generations. This breakthrough has had a profound impact on our understanding of heredity and genetics.

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Answer:

B. DNA

Explanation:

Messenger RNA (mRNA) copies information from DNA, the process is called transcription.

Hope it helps.

Answer:

Apoptosis

Explanation:

Apoptosis is a process that some cells go through when their embryo divides. It is programmed cell death. Apoptosis can help protect organisms from developing cancerous growths, or the uncontrolled growth/division of cells.

Well Cells are limited in size because the outside (the cell membrane) must transport the food and oxygen to the parts inside. As a cell gets bigger, the outside is unable to keep up with the inside, because the inside grows a faster rate than the outside.

The mouse's DNA is entirely distinct from that of the other mice. When one DNA nucleotide in a gene's protein-coding region changes without changing the order of amino acids that make up the protein that the gene codes for, the change is called a silent mutation.

A mutation known as a silent mutation does not affect the amino acid and hence has no effect on how the protein functions. The replacement mutation in the fur color gene was a quiet mutation, therefore it had no effect on the final phenotype.

When a cell wants to synthesize a certain protein, transcription from DNA produces messenger RNA (mRNA).

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Answer:

I think the answer would be C because I don't think rocks and be recyled and due to the fact that they come out of caves or from places that use to have a cave or an Valcano.

Answer:

There would be no seasons.

Explanation:

Seasons are four divisions of the year marked by particular weather patterns and daylight hours resulting from the earth's changing position with regard to the sun. This for this season's are spring, summer, autumn and winter.

If Earth was not tilted on its axis, there would be no seasons. The tilt of the Earth's axis is responsible for the changing seasons we experience throughout the year.

Earth's axis is tilted approximately 23.5 degrees relative to its orbit around the Sun.  Because of this tilt, the Earth's surface receives varying quantities of sunlight throughout the year.

Thus, if Earth was not tilted on its axis, there would be no distinct seasons.

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