The major source of the genetic diversity among microorganisms upon which natural selection operates is

Answers

Answer 1

What is Mutation

The major source of the genetic diversity among microorganisms upon which natural selection operates is Mutation.

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Answer 2

Answer:

Mutation.

Explanation:


Related Questions

The wrist is more ___ than the hand.
A( distal
B( proximal
C( lateral
D( medial

Answers

The wrist is more proximal than the hand .

When jaw become large enough to hold the permanent teeth . The milk teeth fall and permanent teeth appear

Answers

The "exfoliation" or "shedding" of milk teeth is the name of the procedure.

What is the Dentition of Humans?

The primary and permanent tooth sets make up the human dentition. Maxillary (upper) and Mandibular (lower) are the two opposing arches in which teeth are arranged. These can be split into their left and right halves along the midline (mid-sagittal plane).

Four Different Teeth Types and Their Purposes

The majority of individuals have 32 permanent adult teeth, which can be classified into four groups:

Incisors, Canines, Premolars, and Molars.

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explain why the use of blood type for peternity testing is not conclusive​

Answers

Answer:

Although blood group studies cannot be used to prove paternity, they can provide unequivocal evidence that a male is not the father of a particular child. Since the red cell antigens are inherited as dominant traits, a child cannot have a blood group antigen that is not present in one or both parents.

hope it helps

Explanation:

Although blood group studies cannot be used to prove paternity, they can provide unequivocal evidence that a male is not the father of a particular child. Since the red cell antigens are inherited as dominant traits, a child cannot have a blood group antigen that is not present in one or both parents.

What is the two other articles about cell differentiation?

Answers

The process through which newly formed, immature (unspecialized) cells develop their own unique properties and grow into their specialized shape and function is called cell differentiation.

Prokaryotic cells and eukaryotic cells are two different kinds of cells. Although prokaryotic and eukaryotic cells have different structures (see prokaryote, eukaryote), they are very similar in terms of their molecular makeup and functions. Proteins, polysaccharides, and nucleic acids make up the majority of the molecules in cells.

The process of cell differentiation involves stem cells becoming more specialized. Cell differentiation is crucial because it fosters diversity in our bodies' cells as well as in life on Earth.

Therefore, it also enables cells to develop distinctive structures that are appropriate for their particular roles.

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Please list FOUR characteristics of mammals?

Answers

Answer:

hair or fur, warm-blooded, young born alive, mammary glands and complex brain

Answer:

presence of hair or fur, warm-blooded, young born alive, mammary glands and complex brain.

Explanation:


What is a all the interacting populations that live in the same
geographic location at the same time called? *
Organism
Population
Community
Ecosystem
Biome
Biosphere

Answers

Answer:

Community

Explanation:

In Ecology, a COMMUNITY refers to the collection of all populations of organisms living in the same habitat at a particular time. A community consists of the different population of organisms interacting in an area. For example, a community will include the population of lizards, termites, plants, fungi, trees species in an ecosystem.

Based on this, the interacting populations that live in the same geographic location at the same time is called a COMMUNITY.

Answer:

bioloical community or just community.

Explanation:

Community = A collection of several (or all of the) interacting populations that inhabit a common environment. Ecosystem = The interactions among populations in a community.

6 Mylie tested the pH of ammonia and lemon juice. What was most likely
her result?
a
A Both ammonia and lemon juice had a pH value less than 7.
B Both ammonia and lemon juice had a pH value more than 7.
a
C Ammonia had a pH value less than 7, and lemon juice had a value
greater than 7.
D Ammonia had a pH value greater than 7, and lemon juice had a value
less than 7.
a

Answers

Answer:

D - Ammonia had a pH value greater then 7, and lemon juice had a value less than 7

if you have two steel plates, one hot and one cold, and separate them in a vacuum, which of the following statements is true?

Answers

If you have two steel plates, one hot and one cold, and separate them in a vacuum, the statements true is they can exchange heat because they give off light. The hot plate gives off more light energy (electromagnetic waves) and the cold plate gives off less energy.

Electrically charged particles that are being accelerated create electromagnetic waves, and these waves can then interact with other charged particles to impose force on them. The energy, momentum, and angular momentum of EM waves are transferred from their source particle to the matter they interact with. Due to their sufficient separation from the moving charges that produced them, electromagnetic waves that are free to spread out on their own (or "radiate") without the ongoing influence of those charges are known as electromagnetic radiation. As a result, the far field is another name for EMR. The electromagnetic (EM) fields close to the charges and current that directly formed them are referred to as the near field in this context, specifically the electromagnetic induction and electrostatic induction processes.

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The claim that two steel plates may exchange heat because they emit light is valid if you have two steel plates—one hot and one cold—and separate them in a vacuum. Electromagnetic waves are emitted from both the hot and cold plates, with the hot plate emitting greater energy.

Electromagnetic waves are produced when electrically charged particles are accelerated; these waves can then interact with other charged particles to exert force on them. The matter that EM waves interact with absorbs the energy, momentum, and angular momentum that was originally carried by its source particle. Electromagnetic waves that are sufficiently free to spread out (or "radiate") without the continuing effect of the moving charges that produced them are referred to as electromagnetic radiation. The distant field is thus another term for EMR. In this context, the term "near field" refers to the electromagnetic (EM) fields close to the charges and current that directly created them, notably the electromagnetic induction and electrostatic induction processes.

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based on the information in both texts , what is the differnce between the butterfly and frog life cycle ? PLEASE ANSWER !

Answers

Answer:

Um what texts you add more details please

Will Give Brainlist if Right

Imagine you are surveying a population of a mountain range where the inhabitants live in the valleys with no inhabitants on the large mountains between. If your sample area is the valleys, and you use this to estimate the population across the entire mountain range, will you overestimate or underestimate the actual population size?
a. need more information
b. overestimate
c. underestimate
d. neither

Answers

Overestimate

By basing the population density estimate on a region with high density (i.e. valleys) you will end up overestimating population over entire mountain range because the sample density is not representative of the overall density of the mountain range.

12 Answer:
In the early years of human existence, most of the time was
spent _____.
13 Answer:
One of the limits of using scientific analysis to identify food is
that machines can only extend the _____ that humans already have.
14 Answer:
The _____ fish is an expensive Japanese delicacy that must be
caught at the right time and prepared properly to avoid poisoning the
eater.
15 Answer:
Nutrients, texture, and flavor-aroma are examples of food _____.
16 Answer:
The higher a species is on the _____, the more dependent it is on
other species to process or use some forms of food for it.
17 Answer:
Today, 88 percent of the calories and 80 percent of the protein in
human diets is supplied by _____.

Answers

The correct options to fill in the gaps for food choices and properties are:

food.choicesfugufood properties.food chainother animals.

What is food?

Food is the substance which is living organisms take in to provide energy and nutrients required  for growth.

In the early years of human existence, most of the time was

spent searching for food.

One of the limits of using scientific analysis to identify food is

that machines can only extend the choices that humans already have.

The fugu fish is an expensive Japanese delicacy that must be

caught at the right time and prepared properly to avoid poisoning the

eater.

Nutrients, texture, and flavor-aroma are examples of food properties.

The higher a species is on the food chain, the more dependent it is on

other species to process or use some forms of food for it.

Today, 88 percent of the calories and 80 percent of the protein in

human diets is supplied by other animals.

In conclusion, food is essential to life.

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which macromolecule is involved in how hemophilia is passed

Answers

The macromolecule involved in how hemophilia is passed is DNA, specifically the genes carried on the X chromosome. The inheritance of hemophilia follows a pattern influenced by the presence or absence of the hemophilia gene on the X chromosome.

The macromolecule involved in how hemophilia is passed is DNA, specifically the genetic material carried on the X chromosome.

Hemophilia is an inherited bleeding disorder caused by a mutation in one of the genes responsible for producing clotting factors in the blood. The genes involved in hemophilia, such as the F8 gene (hemophilia A) or F9 gene (hemophilia B), are located on the X chromosome.

The X chromosome is one of the two sex chromosomes, with females having two copies (XX) and males having one copy (XY). Since hemophilia is a recessive trait, it typically affects males more often than females. This is because if a male inherits a defective X chromosome carrying the hemophilia gene, he will develop the disorder since he does not have a second X chromosome to compensate for the mutation.

In females, who have two X chromosomes, hemophilia can be passed on if they inherit a defective X chromosome from both parents. These females are carriers of the hemophilia gene and may not exhibit symptoms themselves but can pass the mutation to their offspring.

The inheritance of hemophilia follows a specific pattern, with affected males having an X chromosome with the hemophilia gene and unaffected males having a normal X chromosome. Female carriers have one normal X chromosome and one X chromosome with the hemophilia gene.

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What is the correct order of electron transport compounds

Answers

NADH -- Fe-S of Complex I -- Q -- Fe-S of Complex III -- Cyt c-- Cyt a of Complex IV -- O2

29.
Use the diagram below to answer questions 29 and 30.
Use Note-taking 22-6 to help you identify the five major root structures on the drawing of a
dicot root.
А A.
B
B.
с
C.
D.
D
E.
E

29.Use the diagram below to answer questions 29 and 30.Use Note-taking 22-6 to help you identify the

Answers

Answer:

The diagram represents the process of enlarging a rectangle using a scale factor of 3. The width of the original rectangle must be:

9 in.

11 in.

12 in.

17 in.

Explanation:

Which of the following is also known as the ecosphere as it is a sum of all the ecosystems?

a.
Atmosphere

b.
Hydrosphere

c.
Biosphere

d.
Cryosphere

Answers

Answer:

c. Biosphere

Explanation:

The biosphere, also known as the ecosphere, is the worldwide sum of all ecosystems. It contains all living things above and below the surface of the Earth.


Discussion Post 7 A*
This discussion post is a 1 part assignment:
Part 1 (100% of your grade)
The respiratory therapist (RT) is called to the surgical ward to see a 54-year-old
patient who underwent abdominal surgery 2 days earlier. The patient is
currently afebrile, alert, and oriented but complains of dyspnea. Your bedside
assessment results include a resting respiratory rate of 34 breaths per minute,
shallow breathing, and a heart rate of 110 beats per minute. The patient is 5
feet tall and weighs approximately 185 lbs. Auscultation reveals diminished
breath sounds in the bases and fine, late inspiratory crackles. While
interviewing the patient, you discover that the patient's dyspnea increased
over the last 12 hours and worsens upon exertion. The rest of the exam is
normal.
. What is the most likely cause of this patient's dyspnea?
How would you treat this patient/ What would you recommend to the
doctor?

Answers

The cause of the dyspnea is pulmonary atelectasis

What is the most likely cause of this patient's dyspnea?

It is a condition where the lung collapses completely or partially. Due to a reduction in lung volume, shallow breathing, or the buildup of mucus in the airways, this might happen following surgery.

The respiratory therapist may suggest chest physical therapy to treat the patient: This uses methods like postural drainage and percussion to assist clear the lungs of mucus and other secretions.

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What brings greater concentrations of dissolved nutrients to the ocean surface?

Answers

Answer: Upwelling

Explanation:

Upwelling is a process of movement of dense, cold and nutrient rich water from the bottom of the ocean to the surface layers due to wind currents. This process replaces the warm and nutrient deficient water from the surface.

This process is useful for the growth of phytoplanktons and other sea plants growing in the surface layer of oceanic water.

Can you draw a bio molecule and label the parts? (carbohydrate)The elements, monomer, function, and examples of the biomolecule

Can you draw a bio molecule and label the parts? (carbohydrate)The elements, monomer, function, and examples

Answers

The carbohydrate is a biomolecule formed by carbon, hydrogen, and oxygen atoms, some examples of carbohydrates are the sugars and starches. Below is the draw of a carbohydrate molecule.

The monomers are the monosaccharides that are building blocks for all sugars structures, while the polymers (such as polysaccharides) consists of two or more monosaccharides. Glucose is the most common exemple of a monomers, as is shown in the picture.

Can you draw a bio molecule and label the parts? (carbohydrate)The elements, monomer, function, and examples

69 POINTS PLEASE HELP

69 POINTS PLEASE HELP

Answers

Answer:

D the fish in the area would thrive because upwelling brings nutrient filled water in the area.

Mr. Devereaux's students were in science lab trying to identify biomolecules: carbohydrates, fats and proteins. During the lab experience, Assistant Principal Haskins came in to evaluate the teacher and the learning environment. Ms. Haskins reacted positively to the fact that the students were conducting a hands-in investigation, but she reacted negatively to the overall classroom environment. Take a look at one lab group. Justify Ms. Haskins' concern. What procedures should Mr. Devereaux have followed before the lab began?

Answers

Your teacher will probably go over the lab procedures with you and your classmates before you lead an experiment.

You will often receive a printed guide that describes the experiment in depth in addition to verbal instructions, frequently with pictures and drawings.

It's important to pay attention as your teacher goes over the directions so you can complete the experiment correctly and securely when class starts.

What precaution should we take while experimenting in lab?

Be careful when handling chemicals, reagents, and stains, and heed all instructions. The contents and any potential hazards are listed on the labels of all bottles and containers. Avoid contact with the chemical and fumes, for instance, if the label instructs you to.

Your teacher will probably go over the lab procedures with you and your classmates before you lead an experiment.

You can keep yourself safe in the lab with the appropriate clothing and tools. Depending on the experiment, your teacher should provide you with particular directions on what to wear to each class as each one calls for the use of various tools and substances that have varying degrees of hazard.

Though they are not something you should be preoccupied by, as mentioned above, accidents in school laboratories are rather common. Your teacher should review with you what safety equipment your lab contains.

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please help me

23. Which statement best describes the molecules in a sample of water that was heated
from a liquid to a gas?
A. The average size of the molecules decreased.
B. The average size of the molecules increased.
C. The average kinetic energy of the molecules decreased.
D. The average kinetic energy of the molecules increased.

Answers

The answer is C I did it on a quiz and got it right

She most likely suffers from hyposmia as Jennifer suffers from a decreased sense of smell because of repeated colds and allergies. Thus, option C is correct.

What is Anosmia?

"Anosmia" refers to a condition in which a person loses his sense of smell. This could either be a "temporary loss of smell" or "permanent loss of smell." A temporary loss of smell may be caused by a cold while permanent loss of smell may be caused by aging or injury to the nerves.

"Parosmia" refers to a condition in which a person's sense of smell is distorted or changed. This means that a person may think something smells awful when in reality, it smells good.

This could either be a "temporary loss of smell" or "permanent loss of smell." A temporary loss of smell may be caused by a cold while permanent loss of smell may be caused by aging or injury to the nerves.

Therefore, She most likely suffers from hyposmia as Jennifer suffers from a decreased sense of smell because of repeated colds and allergies. Thus, option C is correct.

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4. The lowest level of organization in living
organisms isA. cellB. system C. tissue D. organ​

Answers

Explanation:

a. cell . . . . . . . .......

Answer:

cell

Explanation:

A species of bird known as Bird of Paradise has been observed in the jungles of New Guinea. The males shake their bodies and sometimes hang upside down to show off their bright colors and long feathers to attract females. Females usually mate with the “flashiest” males. How does this support natural selection?

Answers

This  is a form of natural selection that occurs when members of one sex  choose mates based on certain traits, leading to the evolution of exaggerated or ornamental traits in the other sex .

The behavior of male Birds of Paradise demonstrates natural selection in action. The males with the brightest colors and longest feathers are more attractive to females and therefore more likely to mate and pass on their genes to their offspring.

This creates a selective pressure that favors the evolution of these traits, as they become more and more exaggerated over time. In other words, the flashy males are more successful in reproducing, and their offspring inherit their showy characteristics, leading to the perpetuation of these traits in the population. This is an example of sexual selection,

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Which of the following correctly describes a cell that is haploid. There is more then one correct answer.


A cell with a single set of chromosomes

Includes zygotes

In humans contains 46 chromosomes

In humans contains 23 chromosomes

All cells except gametes

Includes gametes

A cell with two sets of chromosomes

Answers

Explanation:

a cell with a single set of chromosomes

in humans contain 23 chromosomes

includes gametes

The interior of the phospholipid bilayer is _______ meaning it repels polar molecules, such as water

Answers

The cell membrane's inside is hydrophobic, meaning that water won't cling to it. In order to effectively separate fluid inside the cell from fluid outside the cell, phospholipids form a two-layer cell membrane.

Why do polar molecules repelled by the phospholipid bilayer?

Large hydrophilic polar or ionic molecules find it difficult to pass through the phospholipid bilayer. The cell membrane prevents the passage of any size charged atoms or molecules.

What component of the phospholipid bilayer is water-repellent?

While the tails (the lipid component) are non-polar, the heads (the phospho part) are polar. The tails, which face the inside of the cell membrane, are "hydrophobic" (fearful of water), whereas the heads, which make up the exterior and inner linings, are "hydrophilic" (lovers of water).

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Help asap…

Why are bacteria necessary to life?

A. because they move and make biologically important elements available to the organisms that need them.

B. because they are food for all organisms

C. because they generate heat which is necessary for life

D. because they provide oxygen which all living things need

Answers

Answer: D

Explanation: Bacteria are helpful because they produce oxygen, which our bodies need to breathe, and they help us to digest the food we eat.

4. The ATP yield from 2 moles of mitochondrial NADH under aerobic conditions in a eukaryotic cell would be: which option is correct a) 1 mole of ATP b) 2 moles of ATP c) 3 moles of ATP d) 4 moles of ATP e) 6 moles of ATP​

Answers

The ATP yield from 2 moles of mitochondrial NADH under aerobic conditions in a eukaryotic cell is approximately 4 moles of ATP.

During oxidative phosphorylation, each mole of NADH can generate around 2.5 to 3 moles of ATP. Therefore, for 2 moles of NADH, the total ATP production would be in the range of 4 to 6 moles of ATP. While the more precise estimate falls within the 4 to 6 moles range, the closest option provided is 4 moles of ATP. It is important to note that the exact ATP yield can vary depending on factors such as the efficiency of the electron transport chain and the specific conditions within the cell.

Since there are 2 moles of mitochondrial NADH, the total ATP yield would be around 4 to 6 moles of ATP. However, the most accurate option among the given choices is 4 moles of ATP.

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please help me with this :,,,,,,,,,,,,,)

please help me with this :,,,,,,,,,,,,,)

Answers

Answer:

using the formula

v=l*w*h

a. 8cm³ b. 384cm³ c 27cm³ d.75cm³ e200cm³ f 48cm³

g 49cm³ h 96cm³ i 1000cm³

Which of these is an example of tertiary prevention?

A. Avoiding smoking and drinking alcohol
B. Getting screened for skin cancer
C. Dialysis for damaged kidneys
D. Washing hands

Answers

Answer:C. Dialysis for damaged kidneys

Explanation: took the quiz

How does epithelial tissue respond to a bruise or wound?

Answers

Answer:

Epithelial tissue helps bruises and wounds by reducing the risk of infection.

Explanation:

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coronary heart disease (chd) occurs when blood supply to the heart muscle is partially or completely blocked due to atherosclerotic narrowing of _____. Green light travels by what type of wave? (2 points) a Conductive b Electronic c Conducive d Electromagnetic 2 Who is most likely to enjoy a boring and lackluster rock and roll concert performed by washed-up, fifty-something "has beens"?O Mick, who waited in line all night for ticketsO Mick, who were strongly in favor of segregation and strongly opposed to segregationO People who had already placed their two-dollar bets were more confident than peopleO someone who had treated him coldly, and gained an ally 1,870 /210 = x what is x? Under the absorption-cost approach, all of the following are included in the cost base except a.direct materials b.variable manufacturing overhead. c.fixed manufacturing overhead. d.selling and administrative costs. Coliform bacteria populations are routinely monitored in drinking water supplies, swimming pools, and at beaches because these bacteria :indicate the presence of feces in water the ingestion of a daily multivitamin-mineral supplement is on the rise in the united states, especially among older adults. true or false Information that enters your system could never be retrieved without ? Cortez is important because he-- A list has 10 numbers. Each number is a 1, 2, or 3. The average is 2 and the SD is 0. What is the list? for most of the 20th century there have been exhaust emission standards for farming equipment I need help Ill give u brainlest Use the periodic table to write the electron configuration of selenium (Se). Karen has a $140,000 home financed with a 30-year loan at 5%. If she wished to pay one extra monthly payment each year, how many months will it take her to pay off her mortgage? O A. 200 months O B. 304 months O C. 230 months O D. 187 months SUBMIT Please help!Let z=3. Evaluate the expression. 4z - 1512-3283 How good are you at empathizing? WORTH 20 POINTS!!Zoe is starting her own snow plowing business. Zoey thinks she will do a better job than her competitors, so she thinks she can charge $11 per hour. If she knows she will only be able to work 40.25 hours per week, how much money will she earn each week? The American revolutionaries fought to gain independence from a colonial power, while the French revolutionaries revolted in order to state the vertices, foci, and asymptotes of the hyperbola with the equation 20x^2-25y^2=100PLEASE SHOW YOUR WORK SO I CAN UDERSTAND!!! Two large parallel conducting plates are 9.0 cm apart and carry equal but opposite charges on their facing surfaces. The magnitude of the surface charge density on either of the facing surfaces is 3.7 nC/m 2. Determine the magnitude of the electric potential difference between the plates.