a soft, progressive lesion of cementum and dentin that involves bacterial infection and invasion is known as:

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Answer 1

Answer:

Root Caries

Explanation:


Related Questions

When plants need to store the extra glucose they make during photosynthesis, they join the glucose molecules together to make

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Answer:

Plants store glucose in the form of starch a polysaccharide

Explanation:


What are the dangers, consequences of bad / pseudoscience science
articles.

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Here is the link hope this helps. https://opinionator.blogs.nytimes.com/2013/10/10/the-dangers-of-pseudoscience/

Where is ATP produced in the cells during cellular respiration?
O Golgi bodies
mitochondria
O nucleus
O ribosomes

Answers

answer : mitochondria

Answer: b mitochondria

Explanation:

Which term is a factor of natural selection in which multiple alleles are found within a population?

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Answer: Balancing Selection

Explanation:

please help? I really need it ​

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Answer:

Pretty sure it’s centromere sorry if I’m late Ik quizzes is timed :(

Explanation:

How many copies of chromosomes do gametes contain?
one
two
three
none

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Human cells that contain one set of 23 chromosomes are called gametes, or sex cells; these eggs and sperm are designated n, or haploid. The matched pairs of chromosomes in a diploid organism are called homologous chromosomes.

Answer: Its 1

Explanation:

3. zaki fa, hurvitz ai. spontaneous neoplasms of the central nervous system of the cat. j small anim pract 1976;17:773–782

Answers

Spontaneous neoplasms of the central nervous system of the cat, The statement is correct.

what are the major parts of the central nervous system ?

The central nervous system have two parts such as the brain and spinal cord, where the brain plays a crucial role in controlling most of the body functions like awareness, movements, thoughts, speech, and memory.

Spinal cord pathway involve in some reflex activities without the the involvement of brain, it is connected to  brain stem a section of the brain where cranial nerve is present.

Nerve roots present in  the spinal cord, this cord carries signals  back and forth between the brain and the peripheral nerves, there is a fluid called Cerebrospinal fluid  present between the brain and the spinal cord.

The cerebrospinal fluid flow between 2 meningeal layers called the pia matter and the arachnoid, another outermost thicker layer act as a   protective shield called as dura matter.

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When an earthquake occurs, S waves are the first seismic waves to arrive at a given location. Please select the best answer from the choices provided T F

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Answer:

False

Explanation:

S -waves are not the first set of waves to arrive at a seismic station after an earthquake event has occurred

These waves are the second set of waves to be picked up at a seismic recording station.

S - waves are shear or secondary waves. They are the second to arrive at a seismic station. P - waves are the fastest waves with the greatest velocity. They are the first set of waves to arrive at a seismic station. P - waves are simply longitudinal waves and they are the fastest elastic waves.

Answer:

false your welcome

Explanation:


Which statement best describes a scientific theory?
O It is an educated guess.
It is a collection of data.
It is a scientific fact that has been proven.
O It is an explanation that is well supported by many scientific observations.

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A scientific theory is an explanation of an aspect of the natural world that can be repeatedly tested and verified in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results. Where possible, theories are tested under controlled conditions in an experiment. So it’s the last one.

What would be the reason that someone’s eye color would change from blue to green when they were a child?

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Your eyes don’t change color, they only reflect the colours around them in particular if they are light coloured eyes. My eyes are blue-grey with a green heterachromia. They are very sensitive to light and dust so they get red easily which makes the eye color appear a brighter blue. If I wear green, the appear more green in color, when I am sunburned they appear more turquoise, etc. But when I wear white or don’t have a shirt on, they look their true blue-grey.

which best describes the main role of nucleic acids in living things?

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cells is the answer to the question

Mary Jane’s red hair is a recessive trait. If Peter is heterozygous for hair color, what is the chance their baby will have red hair?


1/4

2/4

0

3/4

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Answer:

2/4

Explanation:

If you know how to do a punnet square then you should use it, but if not then this is how you do it: (look at the document below)

explain the role of diaphragm in the process of breathing​

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Answer:

The diaphragm muscle contacts and relaxes to force the intake and expulsion of air from the lungs.

Explanation:

The diaphragm is a large, dome-shaped skeletal muscle. It is very thin, and is located at the base of the chest just above the abdomen. It plays a very important role during respiration or breathing by forcing the intake and expulsion of air from the lungs.

During inhalation, this muscle contracts, and flattens- in the process, a vacuum is created, effectively pulling air into the space. In exhalation the muscle relaxes, and is no longer flattened, this reduces the volume of the region, forcing air out of the lungs. These contractions occur rhythmically and continuously.

pls help im struggling i’ll give branliest

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Its d if not im so very sorry

the chemical formula for water is

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Answer:

H20

Explanation:

please Mark me brainliest

The chemical formula for water is H2O

Discuss the benefits and costs of different methods of irrigation, both to the farmer and the watershed

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The fundamental goal of irrigation, which is to augment water provided by rainfall in order to increase crop yields and/or crop quality, hasn't changed much through time, despite substantial technological advancements.

Crop irrigation is an agricultural practise that has been used for many centuries in human history. The various forms of irrigation include

sprinkler irrigationsurface irrigationdrip irrigationsub-irrigationmanual irrigation.

There are five different irrigation methods that can artificially supply water to plants:

Flooding or furrow irrigation involves completely soaking the soil surface and moving the water by gravity through the area. Nutrients, hydrogen, and oxygen are distributed to your roots more consistently with irrigation. High-pressure sprinklers placed in the field are used to water crops; they can be stationary or moved by manually.

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(2nd try at this because I forgot to add 50 coins )

Answers

Answer:

what is it??

Explanation:

theres nothing there

Yea I hope you have a good day! ♡︎

Describe what earth was like for a long time after its immediate birth

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Answer:

The history of Earth concerns the development of planet Earth from its formation to the present day.[1][2] Nearly all branches of natural science have contributed to understanding of the main events of Earth's past, characterized by constant geological change and biological evolution.

Explanation:

Q.N (1) Give reasons
(1) Nebula is also known as staller nursery.

(2) We cannot see or observe the blackhole.​

Answers

A stellar nursery was a sort of nebula where young stars were created by the pressure and heat of colliding energy. Blackhole.

Why do we can not see blackhole?

A black hole is an area in space where gravity is so intense that not even light can escape. The gravity is very strong since the stuff is compacted into such a small space. This might occur when a star ages. Humans cannot see black holes because light cannot escape from them.

This suggests that from a distance, the gravitational field of a black hole like this one is identical to the gravitational field of any other spherical object with the same mass.

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What could be some weaknesses with using a test cross to determine Fred’s genotype?

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Answer:

The disadvantage of this test and it's weakness is if there is a genetic trait with complete domination, then the plant with the recessive characteristic has to be acquired.

Explanation:

To determine a genotype is not that easy and effortless because you can't see the genes of one organism if you just look at it.

where are tissues in a herbaceous stem established?

Answers

The herbaceous stem is composed of vascular bundles (xylem and phloem) arranged in a circle around a central core of spongy tissue made up of parenchyma cells, called the pith. Surrounding the vascular bundles is a layer known as the cortex, which varies in thickness from species to species.

How do chloroplasts contribute to the function of the cell?
------------------------------------
A They convert glucose into usable energy.

B They convert energy from the sun into glucose.

C They enclose the cell and separate it from other things in its environment.


D They provide structure to the cell.

Answers

Answer:

B

Explanation:

The process is called photosynthesis, where the sun gives the plant its sunlight to make food for itself. Glucose is the sugar the plant snack on.

Explanation:

chloroplast and plant cell organelle that converts light energy into relatively stable chemical energy via the photosynthetic process

A. How does a hot-spot supervolcano (such as Yellowstone) form? (5 points)
B. What type of volcano is Mount Saint Helens? (2 points)
C. How is the formation of this type of volcano different than that of a hot-spot volcano?
(6 points)

Answers

A. Basically a hotspot forms above a mantle plume. A mantle plume is like a bit of magma from the earths mantle, but it’s like not near tectonic plate boundary things. (Sorry if that doesn’t make sense lol if you’re still confused I’d just look up a diagram of a hotspot)

B. A stratovolcano, those are just volcanos that are built with a bunch of lava and ash

C. Mt. Helens is formed on a subduction plate boundary, while a hotspot is formed because of mantle plumes, which are usually not on a plate boundary.

Hope this helps lol

select the correct answer. african elephants flap their large ears to cool off. which biology theme does this phenomenon represent?\

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b. relationship of structure to function

Explain how oxygen gets to your cells and waste gets out through the circulatory and respiratory systems.

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Answer:

The oxygen in inhaled air passes across the thin lining of the air sacs and into the blood vessels. This is known as diffusion. The oxygen in the blood is then carried around the body in the bloodstream, reaching every cell. When oxygen passes into the bloodstream, carbon dioxide leaves it.

Explanation:

Also r u bi??

Complete the diagram

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The complete diagram is shown below in the image representing the stages of meiosis.

Mitosis as well as meiosis are both types of division of the nucleus in the eukaryotic cells. The complete diagram shows that Meiosis comprises of two nuclear divisions which lead to the formation of four nuclei which are generally divided resulting in the creation of four new haploid cells.

The nuclei that are formed by the process of meiosis are not genetically identical unlike mitosis. During Meiosis I, the synapsis of homologous chromosomes occurs, chiasmata formation and crossing over takes place. The sister chromatids also align along the Metaphase plate in tetrads.

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HELP ME!! Which structure does a virus have in common with a prokaryotic cell?

Answers

Viruses are not cells at all, so they are neither prokaryotes nor eukaryotes. Viruses contain DNA but not much else. They lack the other parts shared by all cells, including a plasma membrane, cytoplasm, and ribosomes

Nucleic acid

Prokaryotic cellA prokaryotic cell is one that lacks a genuine nucleus as well as membrane-bound organelles.Prokaryotes are organisms that have prokaryotic cells and are usually single-celled microbes.The only structure or component that a virus and a cell share in common, according to the information in the Venn diagram, is nucleic acid. The virus is devoid of all other cellular features, and it is unable to exist, prosper, or replicate on its own.A virus and a prokaryotic cell have Nucleic acid in common.

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How Cytoplasmic soup is formed?

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Answer:

It is mainly composed of water, salts, and proteins. In eukaryotic cells, the cytoplasm includes all of the material inside the cell and outside of the nucleus. All of the organelles in eukaryotic cells, such as the nucleus, endoplasmic reticulum, and mitochondria, are located in the cytoplasm.

Explanation:

Hope it helps

Mark as brainliest:D

Answer:

The cytoplasm (also known as cytosol) is the protoplasm of a cell outside the cell nucleus. It is the jelly-like material plus the organelles outside the nucleus, and inside the cell membrane.

Many important functions of a cell take place in organelles, which are like bits of machinery for doing many jobs. The cytoplasm is highly structured: it is not some kind of soup, even though it is made out of 75–80% water.

The cytosol contains a complex mixture of cytoskeleton filaments, including the endoplasmic reticulum and the Golgi apparatus. It includes dissolved molecules, and water that fills much of the cell. Due to this network of fibres, membranes and the many dissolved macromolecules such as proteins, the cytosol does not act like a simple liquid. The main function of the cytoplasm is to hold the organelles in place

Brown-eyed alma has a blue-eyed mother and a brown-eyed father. In this case, her brown eyes were determined by a _____ allele.

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In this instance, a dominant allele was responsible for her brown eyes.

Dominant alleles: what are they?A dominant allele is a gene variant that, even in the presence of other alleles, will cause a certain phenotype.Usually, a dominant allele codes for a protein that functions. One copy of the allele generates enough enzyme for a cell to have an abundance of a certain product, which is why the allele is dominant.What makes a gene a dominant allele?Because it hides the recessive trait and manifests in the phenotype of a heterozygous creature, a dominant allele is referred to as dominant. It takes just one allele to express the characteristic.

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List three organs that are part of the organ system and describe the function of each organ in a sentence or less 

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Answer:

Urinary system filters your blood, removing waste and excess water. 

Your digestive system breaks nutrients into parts small enough for your body to absorb and use for energy, growth, and cell repair. 

The immune system is a complex network of cells and proteins that defends the body against infection.

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