Which type of organism is Darwin's most famous example of natural
selection?

a. Monkeys
b. Finches
c. Alligators
d. Tigers

Answer:

characteristics that remain in the common ancestor and the modern organism. 2 - characteristics that are new and have been modified from what was found in the common ancestor. 1 - characteristics that remain in the common ancestor and the modern organism. ...Mar 11, 2020

Answer:

the answer is c

Explanation:

The fire is approximately 10.8 miles away from Lookout B. Plugging in the value of the opposite side (13.4 miles) and solving the equation, we find that the distance between the fire and Lookout B is approximately 10.8 miles to the nearest tenth.

To find the distance between the fire and Lookout B, we can use trigonometry and the given bearing angle.

First, we know that Lookout B is 13.4 miles south of Lookout A. So, we have a right-angled triangle formed with the fire, Lookout B, and a point directly below Lookout B.

The bearing N57.25°W indicates an angle of 57.25 degrees measured clockwise from the north, towards the west. This means that the angle between the line connecting Lookout B and the fire and the line connecting Lookout B and the point directly below it is 57.25 degrees.

Using trigonometry, we can determine the distance between the fire and Lookout B. By considering the adjacent side of the triangle as the distance between Lookout B and the fire, and the opposite side as the distance between Lookout B and the point directly below it, we can use the tangent function:

tan(57.25°) = opposite / adjacent

Solving for the adjacent side, we get:

adjacent = opposite / tan(57.25°)

we find that the distance between the fire and Lookout B is approximately 10.8 miles to the nearest tenth.

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Answer:

The key difference between fluid mosaic model and sandwich model is that fluid mosaic model states that cell membrane is a fluid phospholipid bilayer in which proteins are either partially or wholly embedded while sandwich model described the cell membrane structure as a lipid layer sandwiched between two protein ...

In meiosis, homologous chromosomes separate in step a, which is called "anaphase I," and four haploid nuclei are formed in step b, which is called "cytokinesis II."

During anaphase I of meiosis, homologous chromosomes, which consist of one chromosome from each parent, separate and move toward opposite poles of the cell. This ensures that each resulting cell receives only one copy of each chromosome pair.

Anaphase I is a crucial step in meiosis as it ensures the distribution of genetic material between the daughter cells is randomized and contributes to genetic diversity.

Following anaphase I, the cell enters cytokinesis II, the second stage of cell division in meiosis. Cytokinesis II involves the physical separation of the two cells formed after anaphase I, resulting in the formation of four haploid nuclei, each containing a single set of chromosomes.

These nuclei go on to further undergo a process called "telophase II" to form four distinct haploid cells, known as gametes, which are essential for sexual reproduction.

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The land and rocks that the glacier had previously hidden are now exposed as the ice melts and the glacier recedes. These pebbles might be anything from small particles to massive boulders, and they may have been trapped inside the glacier or displaced by the ice as it moved.

The exposed rock and debris that the retreating glacier left behind are frequently unsorted and can create landforms like moraines, which are mounds of material that was deposited by the glacier. Because freshly exposed surfaces may experience weathering and erosion and because changes in the soil and vegetation may have an impact on plant habitats, the uncovering of previously buried rock and debris can also have substantial effects on the surrounding landscape and ecosystems.

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Answer:

A) Virus

Explanation:

During the secondary stage clarification, a process in wastewater treatment, suspended solids and organic matter are removed from the water.

Here's a step-by-step explanation:
1. The wastewater flows into a secondary clarifier after undergoing biological treatment in the secondary stage, also known as the activated sludge process.
2. In the secondary clarifier, the water is allowed to settle, separating the suspended solids (such as microorganisms and organic particles) from the liquid.
3. The settled solids, also known as secondary sludge or biological solids, are collected at the bottom of the clarifier using mechanical scrapers.
4. The collected secondary sludge is then either returned to the biological treatment process (as return activated sludge) for maintaining the desired concentration of microorganisms or removed from the system (as waste activated sludge) for further processing and disposal.
5. The clarified water, now free from most of the suspended solids and organic matter, flows out of the secondary clarifier and proceeds to the next stage of the treatment process, typically tertiary treatment or disinfection, before being released into the environment or reused.
In summary, secondary stage clarification is the process of separating suspended solids and organic matter from wastewater after biological treatment, resulting in cleaner water and a concentrated sludge for further processing.

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Answer:

A

Explanation:

mitosis plus answer b and c are the same so those can't be correct.

Answer: We have to prepare 320mL of 142mM solution means 142 mill

Explanation:

Answer:

O The sneakers were as red as a fire hydrant.

Explanation:

Answer:

The skier stops at 2 meters eastward

Explanation: The skier first goes 54 meters east. Then goes back west 68 meters. (54 - 68 = -14) Then the skier goes back 16 meters east. (-14 + 16 = 2)

Answer:

Your anwser is,  Blue Jays and Finches nest in the same Oak Trees. Give the other person credit too, please.

Explanation:

Answer:

Early Ancestor

Claim: "A liberal arts education prepares students best". Evidence: Liberal arts and sciences are important for social workers because it builds broader perspective for those who want to become social workers.

Liberal arts education offers expansive intellectual grounding in all kinds of humanistic inquiry. By exploring issues, ideas and methods across the humanities and arts, and natural and social sciences, you can learn to read critically, write cogently and think broadly.

Liberal arts education is intended to expand capacity of the mind to think critically and analyze information effectively. It develops and strengthens the brain to think across all disciplines so that it may serve the individual over lifetime.

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Answer:

3

Explanation:

mitosis helps in the reproduction of identical copies of cells thus helping in the repairing of damaged tissues or replacing worn out cells

Answer:

Comparison of  characteristics and use of diodes and triodes is given below:

Answer:

1. Conditions that result in the emission of electrons from a conductor:

Heating the conductor to a suitable temperature

Exposing the conductor to a strong light

Subjecting the conductor to a very high applied voltage

Subjecting the conductor to high-speed electrons from another source

2.  Both diodes and triodes influence current flow and contain electrodes. Diodes involve only two active pieces; triodes contain three electrodes within a tube. Current can flow through a diode in only one direction. Diodes tend to act as rectifiers. In a triode, the third electrode is a grid located between the cathode and the anode. A small difference of potential between the grid and the cathode controls the number of electrons that reach the anode. Adjusting the charge on the grid affects the number of electrons that can reach the anode. Triodes tend to act as amplifiers.

3. Transmitting antenna

Modulator

Oscillator

Microphone

4. RF amplifier

Receiving antenna

Loudspeaker

Demodulator

Tuner

5. hue, saturation, intensity/brightness

6.red, blue, green

Explanation:

pf is all the answer   trust me

Answer:

It appears that neither would be worse since they both have an equal impact on the ecosystem, not sure if this is an option though, goodluck with your assignment

Answer:

Either, because the removal of either one would have the same impact because they eat the same food and are preyed upon by the same predators.

Answer:

u need a healthy diet cause it gives u the nutrients and energy u need to survive. ur body is more prone to disease n infections if u dont have a balanced diet. immune system weakens if u eat nutrient-poor foods. also here's something i copy-pasted from a random website:

revents diseases and infections. When you eat the full range of vitamins, minerals and other nutrients you improve your immune system and your healthy diet may even help prevent diseases like cancer, heart disease, diabetes, and stroke.

Helps you control your weight. Most people at some point want to lose weight or gain weight – eating a balanced diet helps you control your weight and maintain it over time. It is not feasible to be on a weight-loss diet forever – a balanced diet is the only way to healthily control your weight in the long term.

Improves your mental health. Getting the right mix of nutrients can help to ease symptoms of depression and anxiety – looking after yourself by eating well is essential as you take steps to good mental health.

Good for growth. A balanced diet is crucial for children and adolescents. As the body grows it is important to receive the right nutrients so that cells are built and maintained and the body grows at the right pace.

Better skin and hair. A healthy balanced diet also improves your looks. Eating well contributes to healthy skin and hair and a “glow” that makes you look younger.

this isnt very science-y but i tried to help the best i could so this should give u starting off point. have a great day/night

Explanation:

Answer/Explanation:

A: Prophase - Just beginning

B: Metaphase - The two sister chromosomes line up

C: Anaphase - The sister chromosomes separate

D: Telophase - The new spindle has been formed and the cells begin to separate

E: Cytokinesis phase - Ending, where two cells are there instead of one

Abiotic factors: These are the non-living factors whose imbalance will limit the population's growth, such as water scarcity, air pollution, changing the temperature to adverse levels, harsh climate, and limited space.

Answer: B. Central nervous system

Answer:

Its hard question, to be honest

As a result, if the lion population decreases over each 20-year period, the decay factor is probably stable or changing over time at a relatively gradual rate.

To draw more precise conclusions on the pace and pattern of population loss, further data on the specific lion population would be required. For instance, the following equation would predict the population after 20 years (or one generation) if a lion population had a starting population of P0 and the decay factor was r = 0.05.

Thus, the lion population would have decreased to about 37% of its original number after 20 years. The population will continue to shrink if the decay factor stays constant throughout time.

P(20) = P(0) x e^(-r x t)

P(20) = P(0) x e^(-0.05 x 20)

P(20) = 0.368 x P(0)

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16S rRNA gene sequence analysis may be used to find poorly documented, infrequently isolated, or phenotypically abnormal strains, and can lead to the identification of new diseases and noncultured bacteria.

The 16S rRNA gene encodes a ribosomal component that is highly conserved among bacteria and has hypervariable areas scattered throughout its sequence (Clarridge, 2004). These hypervariable areas are specific to each bacterial species and enable categorization or taxonomy.

The results are relative rather than absolute in nature. Due to varied PCR amplification frequencies and insufficient reference databases utilised for sequence analysis, 16S rRNA sequencing might be biassed. It does not establish cause-and-effect correlations.

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The evolutionary relationship between hair and feathers would be convergent evolution.

If the scientist is correct that the hair of mammals and the feathers of birds are analogous structures, it means that these structures share a similar function, but they evolved independently in each group. In this case, the evolutionary relationship between hair and feathers would be that they are the result of convergent evolution, where unrelated organisms develop similar traits due to similar environmental pressures or needs, rather than a shared common ancestor.

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DNA and RNA differ in structure, function, and synthesis. They have distinct roles in storing and transmitting genetic information, and in protein synthesis.

DNA (Deoxyribonucleic acid) and RNA (Ribonucleic acid) are the two essential nucleic acids found in living organisms. They both are composed of nucleotides, which are the building blocks of the nucleic acids. DNA and RNA are responsible for the storage, transmission, and interpretation of genetic information in living organisms.There are some differences between DNA and RNA.

Some of them are listed below: Structure: DNA is a double-stranded molecule that forms a helical shape, while RNA is usually single-stranded, but can form a helical shape in some instances. DNA is a long polymer that consists of repeating units called nucleotides. In contrast, RNA is usually much shorter than DNA, consisting of only a few hundred nucleotides. Function: The primary function of DNA is to store and transmit genetic information, whereas the primary function of RNA is to transfer genetic information from DNA to the ribosomes where proteins are synthesized.

Transcription and Translation: Transcription is the process in which DNA is used as a template to produce RNA, while translation is the process in which the information carried by RNA is used to synthesize proteins. DNA is transcribed into RNA by the enzyme RNA polymerase, whereas RNA is translated into proteins by the ribosome.Differences between DNA and RNA include all of the following except that they have the same function. DNA and RNA differ in their structure, function, and the way they are synthesized and utilized. They are both important nucleic acids, but they have different roles and properties in living organisms.

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