If a strand of hair has a continuous medulla pattern, and the Medulla Index is 42, what species would it most likely be from?
Cat
Insect
Human
Polar Bear

Answers

Answer 1
Polar bear because it’s white
Answer 2

Answer:

It's a cat

Explanation:

I got it correct on my exam.

When the medulla index is above 33 and has a continuous pattern it's animal hair.


Related Questions

Which of the following is an example of two organisms competing for an abiotic factor?

A. Two different species of insects
competing for leaves from trees
B. Two different species of
mammals competing for small
rodents to eat
C. Two different species of birds
competing for berries to eat
D. Two different species of
mammals competing for the
same water source

Answers

i think it’s (d) cuz if u try finding the answer by elimination d is the only one that makes sense also water is an abiotic factor so yea i hope it’s d

Two different species of mammals competing for the same water source is an example of two organisms competing for an abiotic factor.

What is abiotic factor?

Abiotic factors refers to non-living physical parts of the environment that affect living organisms as well as the functioning of ecosystems. In the above example, water source is a non-living part of an ecosystem which is required by both organisms.

This leads to competition of two mammals so we can conclude that two different species of mammals competing for the same water source is an example of two organisms competing for an abiotic factor.

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Listed in the Item Bank are key terms and expressions, each of which is associated with one of the columns. Drag and drop each item into the correct column. Order does not matter.

(Picture Posted)

Listed in the Item Bank are key terms and expressions, each of which is associated with one of the columns.

Answers

According to the question the Sexual Reproduction: Horse egg and sperm unite.

What is Reproduction?

Reproduction is the biological process by which organisms produce new individuals of their own kind. In most cases, it involves the fusion of two specialized reproductive cells, the female egg and the male sperm, to form a new and unique organism. Reproduction is a fundamental characteristic of all known life forms and is the process by which living things propagate their species. Asexual reproduction, which is reproduction without the fusion of gametes, is also common in some species, such as bacteria and plants. Reproduction is essential for the continuation of life on earth and is the foundation of the human population.

Asexual Reproduction: Bacteria divide by fission, A mushroom releases spores, A yeast cell develops a "bud", A pine tree releases pollen that gets trapped in a seed cone, Strawberry plant with runners.

Bacteria swap DNA during conjugation: Bacteria swap DNA during conjugation.

Gametes from protozoans fuse: Gametes from protozoans fuse.

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september would the earth be experiencing a solstice or an equinox


how do you know

Answers

In September the earth will be experiencing  an equinox

Equinoxes occur between March and September. When the Sun's rays strike the equator at midday and at a 90° angle, it is considered an equinox.  It stands for the idea that day and night have equivalent lengths. The sunset and dawn are separated by 12 hours everywhere on Earth. One may observe how quickly the sunset and dawn hours shift throughout the day the farther one goes from the equator.

Whereas, solstices occur in June and December. The contrary is visible close to the solstices. For a few days, both the sunset and sunrise appear to be constant. Over the course of the year, the time of day when the sun is directly overhead where one lives also gradually changes.

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Genes are located on
A. dna
B. Proteins
C. Rna

Answers

Answer:Dna

Explanation:

Some genes act as instructions to make molecules called proteins. However, many genes do not code for proteins. In humans, genes vary in size from a few hundred DNA bases to more than 2 million bases. (medlineplus.gov)

4. All cells need energy to function. Which organelle in animal and plant cells is responsible
for making energy for these cells?


A. Nucleus
B. Mitochondria
C. Chloroplast
D. Vacuole

Answers

Mitochondria because it is the power house of the cell because it is responsible for ATP (

What percentage of people's first food allergic reactions take place outside of the home?

Answers

Explanation:

Allergies in general are on the increase worldwide and food allergies have also become more common, particularly peanut allergy in preschool children. About 60 per cent of allergies appear during the first year of life. Cow’s milk allergy is one of the most common in early childhood. Most children grow out of it before they start school.

condensation affects weather by

Answers

They change the air from water vapor (gas) to liquid water. This can produce clouds you see in the sky or dew or fogs.

Which developed country has the fastest population growth rate today

Answers

Syria, syria has the most fastest population growth rate in todays day

Answer:

Officially known as the Sultanate of Oman, Oman has the world’s highest population growth rate. Located in the southwestern region of Asia, the country has an estimated population of 4.83 million people as of 2018, which is rapid growth from 2.77 million in 2010.

Explanation:

Hope this helps :)

and also pls tell me what you think of my pfp I just found it

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What do freshwater estuaries have in common with estuaries that
contain a mixture of fresh and salt water?

Answers

The mixture of fresh and salt water in estuaries is called brackish water and its salinity can range from 0.5 to 35ppt

19
What is formed when fossil fuels or turpentine are incompletely burned in the presence of sunlight?
CFC
Acid rain
Smog
Air pollution

Answers

Smog is formed when fossil fuels or turpentine are incompletely burned in the presence of sunlight. Option C.

What is a smog?

Smog is a type of air pollution that is very common urban cities and can be identified  by a fog-like or white smok-ish appearance in the air.

Smog is very dangerous and can cause many health problems, like respiratory problems, heart disease, and cancer. It can also damage plants and animals. It is no wonder that such illnesses are common in places that have much smog.

Acid rain happns when sulfur dioxide and nitrogen oxides react with water in the atmosphere. Acid rains are bad too.

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Identify 4 factors in the environment (2 abiotic and 2 biotic) that would negatively impact the ability of your organism to survive. Specifically, tell how the organism would respond to these factors.My organism is great white shark

Answers

Great white sharks can be found in both nearshore coastal waters and offshore pelagic waters. Abiotic factors that affect the survival of these organisms are water temperature and salinity. These organisms is well adapted in cold water. The salinity of water is greatly affecting sharks because they should retain sait inside their body. Their cells will rupture that will lead to bloating and death without salt. Biotic factors affecting their survival are the abundance of their prey. If there is overfishing, their prey will decrease in numbers thereby affecting their food supply. Habitat destruction and climate change will also pose severe threats to their survival.

What is the term for the moon going around the earth

Answers

Answer:

orbit

Explanation:

Can someone please help me with these four questions?? Much thanks!!!

1. Which of the following cell types are part of the innate immune system? Select all that apply.
A. SALT cells in the skin
B. B cells
C. M cells
D. Neutrophils
E. T cells

2. Which of the following statements describes a way that bacteria could specifically subvert the natural killer cells of the immune system?
A. The bacteria prevents host cells from producing MHC I
B. The bacteria degrades antibodies in the bloodstream
C. The bacteria blocks the activity of perforin
D. The bacteria produces prostaglandins
E. The bacteria can survive at higher temperatures

3. Suppose you engineer a mutation into a type II secretion system. This mutation renders the machinery unable to extend and retract like a pilus would. What phenotype do you expect?
A. Toxin concentrations will build up in the periplasm
B. Toxin will not be produced by the bacterium
C. More toxins will be exported outside of the cell
D. Toxin molecules will not be properly folded
E. The toxin is rapidly degraded in the cytosol

4. Recent data suggest that the Moderna mRNA vaccine for SARS-CoV-2 generates more antibodies than the Pfizer mRNA vaccine (link to paper here). Based on what you learned in lecture, which type of antibody are the researchers interested in measuring? You don’t need to read the paper to determine the answer.
A. IgM
B. IgG
C. IgD
D. IgE
E. IgA

Answers

Innate immune system is the first line of defense against the germs which enters a human body. These are natural killer cells known as Neutrophils.

The correct answer to question 1 is D. Neutrophils.

Bacteria are considered as immune evasion micro organisms. The can subvert the natural killer cells of human immune system by preventing host cells from producing MHC I

The phenotype will be Toxin concentrations that build up in the periplasm. Type II secretion system is found in various negative bacteria which transport proteins from periplasm to outside the cell.

The correct answer is A.Toxin concentrations will build up in the periplasm

CoV-2 generates antibodies known as IgM which is most useful for determining the infection.

The correct answer is A. IgM

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Arrange these taxonomic terms from most inclusive (i.e., most general) to least inclusive (i.e., most specific):________.
1. lobe-fins
2. Amphibians
3. Gnathostomes
4. Osteichthyans
5. Tetrapods ouizlet
A) 4, 3, 1, 5, 2
B) 3, 4, 1, 5, 2
C) 3, 4, 5, 1, 2
D) 4, 3, 2, 5, 1

Answers

Answer is B. 3,4,1,5,2
2 and B
Hope this will help.

Which was present in the unknown? starch lipids nucleic acids proteins​

Answers

To test for the presence of starch, you can use iodine solution, which turns blue-black in the presence of starch. Lipids can be identified using a Sudan III or Sudan IV test, where lipids will appear as red or orange-stained spots.

Nucleic acids can be detected through tests like the diphenylamine test or the biuret test.

The diphenylamine test produces a blue color in the presence of DNA, while the biuret test results in a purple color in the presence of RNA.

Proteins can also be identified using the biuret test, as proteins will cause the solution to turn purple.

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in the trimester view of prenatal development, both the germinal and embryonic periods of development occur during the ____

Answers

In the trimester view of prenatal development, both the germinal and embryonic periods of development occur during the third through the eighth week.

The prenatal development process is really divided into three phases. The first two weeks following conception are referred to as the germinal stage, the third through eighth weeks as the embryonic phase, and the ninth week until delivery as the fetal period. The germinal stage of pregnancy begins with conception, when sperm and egg join to create a zygote. The zygote begins to split during the germinal stage in order to implant into the uterine wall.

The embryonic stage begins once implantation is accomplished. When a blastocyst implants in the uterus at the end of the first week following conception, its interior cell mass, formerly known as the embryoblast, is renamed the embryo. The embryonic stage lasts until the eighth week after conception, when the embryo is referred to as a fetus. The embryonic stage is brief, lasting just around seven weeks, yet the alterations that occur during this time cause huge changes in the embryo. During the embryonic period, the embryo not only grows in size but also in complexity.

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Muscle contractions occur when myofibrils
in the muscle shorten and lengthen to make
the muscle contract and extend. Which
types of muscles use these muscle
contractions?
All muscle types
Only smooth muscles.

Answers

This type of contraction occurs in all muscle types

Brainliest is appreciated

You are interested in whether the protein you are studying for your dissertation, ZyxR, is capable of binding to and regulating expression of the ZyxABC operon. ZyxR is a 24kDa protein with a slightly negative overall charge and no known inherent tags. ZyxR is known to bind to the zyxY gene to regulate expression. yopA (100bp) is not regulated by ZyxR. The first step in this process is to determine whether ZyxR is capable of binding to the regulatory regions surrounding the zyxABC operon.
Give one potential strategy that you could use to purify ZyxR. Your strategy should be a multistep process beginning with cell lysate (containing millions of proteins) that you will take to purify the protein, should address potential shortcomings of each step, and should attempt to rectify those shortcomings. If your strategy requires any special conditions or changes to ZyxR, you should include those in the details. Drawings of your strategy/steps are highly encouraged!

Answers

Answer:

Explanation:

One potential methodology which could be utilized to cleanse ZxyR is Affinity chromatography. Affinity chromatography is utilized for the most part relevant methods for cleansing proteins. This strategy exploits the high harmony of numerous proteins for explicit synthetic gatherings. For instance, the plant protein concanavalin A can be filtered and purified by going a rough concentrate crude extract through a segment of beads encapsulating covalently joined glucose deposits.

You are interested in whether the protein you are studying for your dissertation, ZyxR, is capable of

suggest what would occur to the biodiversity of an ecosystem if a new species was introduced ​

Answers

Effects might be favorable, negative, or neutral depending on the traits of the introduced species and how it interacts with other species already present in the ecosystem.

What happens in an ecosystem?

The new species may become invasive and outcompete the original species for resources like food, water, and shelter if it lacks natural predators in the environment. The quantity and variety of native species may decline as a result, which may have an impact on the food web, nutrient cycling, and other ecological processes in the ecosystem.

This reduction in biodiversity can ultimately lead to a less resilient and less healthy ecosystem. On the other hand, if the introduced species fills a niche that was previously unoccupied, it can increase the biodiversity of the ecosystem.

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Answer:

A non-indigenous species does not live in an area and may be introduced by humans for a particular purpose such as removal of pest species or for hunting. However, the new species may out-compete or kill indigenous or naturally occurring species. These may be reduced in number, resulting in reduced biodiversity or maybe extinction.

Explanation:

have a nice day.

Many times at crime scenes not much evidence is available for collecting. What are 4 biological materials from crime scenes that you could extract DNA from?

PLS HELP WILL GIVE 100 POINTS AND MARK BRAINLIEST !

Answers

You could extract DNA from blood, saliva, hair, or semen.

What is genetics? Why is it important? How does it affect disease development?

Answers

Genetics study focuses on the role that particular genes or gene families play in health and disease.

How does genetics work?

The study of genes and heredity, or how particular characteristics or qualities are passed from parents to their offspring as a result of variations in DNA sequence, is known as genetics. A gene is a section of DNA that has the instructions needed to create one or more proteins that support bodily function.

What results in genetic illnesses?

Mutations in one gene (monogenic disorder), multiple genes (multi - factorial inheritance disorder), a combination of gene mutations and external factors, or damage to chromosomes (increase in the composition or structure of entire chromosomes, this same structures that make up a person) can all result in genetic disorders.

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Which is a biotic factor?

Answers

Answer:

a living organism that shapes its environment

Explanation:

hope this helps

All three types of worms that undergo asexual reproduction use which process?
binary fission
O budding
fragmentation
O spore formation

Answers

Answer:

Budding is the answer to this.

Answer:

budding

Explanation:

How does carbon dioxide move from the atmosphere to ocean water?

Answers

Answer:no

Explanation:

no it dose not

The ocean takes up carbon dioxide through photosynthesis by plant-like organisms (phytoplankton), as well as by simple chemistry: carbon dioxide dissolves in water. ... The new water takes up yet more carbon to match the atmosphere, while the old water carries the carbon it has captured into the ocean.

Please answer this I have to get done fast ! ……………………………………….

Please answer this I have to get done fast ! .

Answers

Answer:

c) The caterpillar is a herbivore

Explanation:

The caterpillar eats the flower, the frog eats the caterpillar, the snake eats the frog and the owl eats the snake. The is a food chain. If you take one animal out it would affect them all.

why do you want to be a midwife?​

Answers

I want to help moms and babies during pregnancy, labor, and the postpartum period using my education and talents.

I started out in a nursing program, but I soon realized that my interests and skill set were far better suited to the discipline of midwifery.

Midwives use their knowledge, abilities, and professional conduct to help the mother and her unborn child in a competent manner. The health of mothers and babies is enhanced and protected by midwives. In turn, this improves and safeguards society's health and well-being.

A midwife is a medical worker who has received training in how to help and care for people during pregnancy, labor, and delivery. Your health during pregnancy is supported by midwives.

Midwives are the primary healthcare providers who assist you during a natural birth if difficulties don't emerge.

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Earth's temperature has increased slightly in the last 100 years. Many scientists believe that
the increase is related to human activities, particularly the burning of fossil fuels. What gas
produced in this process has been most closely linked to rising atmospheric temperatures?
A) soot
B) chlorofluorocarbons
C) nuclear waste
D) carbon dioxide

Answers

The gas produced in the burning of fossil fuels that has been most closely linked to rising atmospheric temperatures is carbon dioxide. Option D

What is the burning of fossil fuel?

As a byproduct of combustion when fossil fuels like coal, oil, and natural gas are used to produce energy, carbon dioxide is discharged into the atmosphere.

As a greenhouse gas, carbon dioxide absorbs heat from the sun inside the Earth's atmosphere, creating the greenhouse effect, which causes global warming. The Earth's natural greenhouse effect, which keeps the globe warm enough to support life, is caused by this phenomena.

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1 paragraph about the three types of neurons. Tell me what they are and how they work

Answers

Neurons or brain cells are the structural and functional units of the nervous system. The parts of a neuron consist of a cell body, dendrites, and axon. Neurons functions as transmitters of nerve impulses to other cells. There are three types of neurons namely sensory neurons, motor neurons, and interneurons. Sensory neurons are responsible for carrying nerve impulses from tissues and organs to the spinal cord and brain. While the motor neurons are the ones that carry nerve impulses from the brain and spinal cord to muscles and glands. The last one, the interneurons functions as the carrier of nerve impulses back and forth between sensory and motor neurons.

Mount Kilauea is an active volcano found
on one of the Hawaiian Islands. Looking at
the image to the right, how do you think the
four systems are interacting with one
another?

Mount Kilauea is an active volcano foundon one of the Hawaiian Islands. Looking atthe image to the right,

Answers

Yes the four systems are interacting with one another during the eruption  of Mount Kilauea in Hawaiian Islands.

How does the four systems interact?

The geosphere: This refers to the solid part of the earth, including the rocks, magma, and crust. In the case of a volcano like Mount Kilauea, magma rises from the mantle and collects in a magma chamber beneath the surface, which eventually erupts through the volcanic vent.

The hydrosphere: This refers to the water on earth, including oceans, lakes, and groundwater. In the case of Mount Kilauea, water from rain and underground sources can seep into the ground, interact with hot rock and magma, and create steam which may contribute to explosive eruptions.

The atmosphere: This refers to the layer of gases surrounding the earth, including air, clouds, and weather patterns. During volcanic eruptions, gases and ash are released into the atmosphere which can affect air quality and climate.

The biosphere: This refers to all living things on earth, including plants, animals, and humans. Volcanic eruptions can have a significant impact on the biosphere by destroying habitats, creating new landforms, and altering soil and water quality.


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The surgical fixation of a prolapsed vagina to a surrounding structure is known as a/an_______.

Answers

Answer: colporrhaphy

Explanation:that’s what the Mayo Clinic website said but idk... hope it helps!

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How does the relativefrequency change betweenwhen the spinner is spun 50times vs. 100 times? The classrooms at JBMS are going to be painted. If 7 gallons of paint are needed to paint 4 classrooms, how many gallons of paint are needed to paint 17 classrooms? "Feudalism" served a useful purpose because it:a)encouraged educationb)gave people a measure of protection and security.c)eliminated warfare.d)encouraged the development of industry. HELP FAST PLEASEWhich statements correctly describe electromagnetism? Select all that apply.A.An electric force can be attractive or repulsive, but a magnetic force is always attractive.B.An increase in charge will cause the electric force between two particles to increase.C.An increase in distance between two charges will cause the electric force between them to increase.D.If a charge is held at rest in a magnetic field, and then released, it will begin to move perpendicular to the magnetic field.E.An electric force acts between protons and electrons but not between protons and neutrons. while assessing a newborn, the nurse notes that the infant's skin is mottled. which would the nurse's primary intervention be? an advantage of a matrix structure is that it multiple choice is the simplest form of organizational structure. eliminates the problem of intersecting lines of authority. provides a clear chain of command to employees. provides flexibility, enhanced cooperation, and creativity. is the least expensive method to organize a business. if variable costs are $20,000 and sales revenue is $80,000 what is the contribution margin? Why is Max allowed to be in the same classes with Kevin? breach of contract is refusal or failure to comply with the terms of a contract. if the seller breaches the purchase contract, the buyer may do all of the following except a) rescind the contract and recover the earnest money. b) sue the seller for specific performance. c) sue the broker for nonperformance. d) sue the seller for damages. what is the freezing point of m aqueous calcium chloride, ? use the formula of the salt to obtain PLEASE HELP !!ILL GIVE BRAINLIEST NO LINKS OR FILES. Someone help me with this question !, What is the elevation of hachure line A?100 feet50 feet75 feet125 feetBecause the incorrect answer was 100 feet (based on it being the first lower elevation than the last recorded elevation of 125 feet) And the question prior of What is the most likely elevation of X being 115 feet was also graded incorrect. Would the actual contour lines WITH the hachure lines ON THEM continue to elevate in C.I. 25 increments making the contour line that X is on, 150 feet and the contour line that A is on to be 175 feet? And then 125 feet would actually be the correct answer because it is the first lowest below 175 feet? what is the spatial relationship between the distributions of water and people? 12. Consider the falling and rolling motion of the 2.0 kg ball in the following two resistance-freesituations. In one situation, the ball falls off the top of the platform to the floor. In the other situation,the ball rolls from the top of the platform along the staircase-like pathway to the floor. Fill in answerfor each the blanks lettered A-K.PE=100JKE=0JPE= F JKE- GJv=__H_m/sPE=50JKE-A JV= B_m/sPE=_C_JKE=D Jv=__E__m/sAnswer the questions using logic and a little bit of arithmetic.Top & Bottom:1. What is the PE of the ball at the very top of the diagram above?2.What is the KE of the ball at the very top of the diagram above?3. What is the PE of the ball the location shown as I on the diagram above?4. What is the KE of the ball the location shown as J on the diagram above?5.What is the velocity of the ball the location shown as K on the diagram above?requires a little mental math - but you can use a calculator if you need it.6. What is the PE of the ball the location shown as F on the diagram above as the ball hits the ground?10PE=IJKE J Jv=K_m/s8. What is the velocity of the ball the location shown as H on the diagram above?your previous answers-don't solve the velocity equation.7. What is the KE of the ball the location shown as G on the diagram above as the ball hits the ground?Rolling down the ramp:9. What is the KE of the ball the location shown as A on the diagram above?This oneUse logic &10. What is the velocity of the ball the location shown as B on the diagram above? 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Francis would need to take $20,000 out of their savings account (which earns 1% interest a year) in order to finance the paint-ings. At the end of the year, Francis knows they could sell the paintings for $20,000 but they would choose not to. When calculating this year's economic profit, Francis would count this as a: