What is happening to earth biodiversity right now.

Answers

Answer 1

Biodiversity is the variety of plants, animals and ecosystems in the world, it is a measure of our planet's health. Overexploitation of species, habitat destruction, and the introduction of invasive species are threatening Earth's biodiversity.

Answer 2
The answer is because that’s what I got when I did it it so it should help you

Related Questions

Cellular respiration classified as________respiration,occurs in the__________. ​

Answers

Answer:

1.a combustion reaction

2.inside of cells

Explanation:

Although cellular respiration can be classified as a combustion reaction (thanks to its release of energy in the form of heat), because it occurs inside of cells, the energy is released in slow bursts, and only after a series of reactions and processes. As cellular respiration occurs, it produces CO2, carbon dioxide, as a waste product.

Write a brochure to third graders explaining the three different types of muscles? Give an example of each type and include a description of each in your article.

Answers

Answer:

Three types of muscles are the cardiac muscles, smooth muscles, and the skeletal.

an example of a cardiac muscle muscles that contract the heart to pump blood. this heart muscle is a striped muscle in the walls of the heart. it is involuntary meaning a person cannot control it consciously.

an example of a smooth muscle is muscle tissue which is used by various systems to apply pressure to vessels and organs. this muscle is also involuntary and are usually in sheets or layers. your brain and body tell these muscles what to do without you even thinking about it.

an example of skeletal muscle are your biceps, deltoids, or even pectoralis. this muscle is called striated, meaning long or streak like, because the light and dark parts of the muscle fibers make them look striped(striated). these muscles are voluntary, which means they can control what you do.

_____ is the cells way of converting food molecules into a form of useful energy for the cell.

Cellular respiration?
Photosynthesis?
Osmosis?
Or prophase?

Answers

Answer:

osmosis

Explanation:

I hope this help

According to the scientific theory of atoms, which of the following statements best describes the location of electrons? A. in the nucleus of the atom B. both in the nucleus and around it C. outside the nucleus and often far from it, in the electron cloud D. outside the nucleus, yet very near it because they are attracted to the proton

Answers

Answer:

D. Outside the nucleus, yet very near it because they are attracted to the proton

Explanation:

Electrons are located outside of the nucleus of the atom, which is made up of neutrons and protons. In physics, the space they take up is informally referred to as the electron cloud. Protons and electrons are attracted to each other, because the positive electric charge of the protons is attracted to the negative charge of the electrons. This is why the electrons are very close to the nucleus.

The best statement that describes the location of electrons is D whichis Outside the nucleus, yet very near it because they are attracted to the proton.

What is electron?

An electron is a negatively charged subatomic particle. It can be either free , or bound to the nucleus of an atom.

Electrons in atoms exist in spherical shells of various radii, representing energy levels. The larger the spherical shell, the higher the energy contained in the electron.

Thus, option "D" is correct.

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Would carbon be considered a versatile solvent? Why or why not?

Answers

Answer:

Yes, Carbon would be considered a versatile solvent.

Carbon dioxide is a clean and versatile solvent for the synthesis and processing of a range of materials.

CO2 is considered to be a “tunable solvent” making it extremely versatile.

CO2 is effective in creating a multitude of end products by means of controlling temperature and pressure. Why Use CO2 At certain temperatures and pressures, CO2 acts as a solvent.

someone please help!!!

Answers

Answer: phospholipid

Explanation:

maybe 1,3

but i say 1

What is a disadvantage of the circuit pictured to the right? (10b;DOK 1) A. The addition of more light bulbs decreases the flow of electricity through the circuit. B. The addition of more light bulbs decreases the voltage to each bulb. C. The addition of more light bulbs decreases the resistance in the circuit. D. The circuit only works when alternating current is used.

Answers

Answer: it is d

Explanation:

What’s the difference between a silent mutation and an expressed mutation?

Answers


Silent mutations are mutations in DNA that do not have an observable effect on the organism's phenotype. They are a specific type of neutral mutation. The phrase silent mutation is often used interchangeably with the phrase synonymous mutation; however, synonymous mutations are not always silent, nor vice versa! hope that helped :)
Silent mutation is a mutation in somethings dna

Electrons have a blank
charge?

Answers

Answer:

Electrons have a negative charge.

a positive charge ,,,,,,,,,

How did the green world hypothesis differ from this “bottom-up” view?

Answers

The green world hypothesis explained that the number of herbivores is also limited by predators from the top down.

hopes this helps :)

Organisms store chemical energy in different molecules. Which of the following statements is true?
a)Cells have a lot of ATP
b)Cells have a small amount of ATP
c)Cells have an unlimited amount of glucose
d)Cells can make more glucose by breaking down ATP

Answers

Answer:

D

Explanation:

A pea plant with round seeds is crossed with a pea plant with wrinkled seeds. The figure shows the results of this cross
What can be concluded about wrinkled seeds?
The wrinkled shape is a recessive trait
The wrinkled shape is a dominant trait
The wrinkled shape is an acquired trait
The wrinkled shape is an incomplete trait

Answers

Answer:

The wrinkled shape is a recessive trait

Explanation:

Is osmosis an example of facilitated diffusion or active transport ? explain why.

Answers

Answer:

Diffusion I think.....

Why is dna smaller than rna?

Answers

No it’s the other way around .

RNA is much shorter than DNA. DNA contains the code for making lots and lots of different proteins. Messenger RNA contains the information to make just one single polypeptide chain - in other words for just one protein, or even just a part of a protein if it is made up of more than one polypeptide chain.

Answer:

RNA is actually smaller than DNA

Explanation:

DNA contains codes for making lots of different proteins, while RNA only contains the info to make one single protein, or just a part of a protein if it is made up of more than one other protein.

Which of these organisms are one-celled? (Select all that apply.)
frog
mosquito
paramecium
bacteria

Answers

Answer:

Paramecium

Explanation:

Had this on my test and got it correct lol:)

Bacteria / Paramecium

Explanation:

bacteria n Paramecium r single-celled

Why do you think there are rarely 5 or 6 links in a food chain? To help, think about how much food it took for all of your energy needs in your life. Imagine if an animal had to eat 10 humans a year to survive.... is this feasible... or there that much energy available?

Answers

Answer:

Most food chains have no more than four or five links. There cannot be too many links in a single food chain because the animals at the end of the chain would not get enough food and energy to stay alive.

Explanation:

Soil is considered to be one of the greatest natural resources.


Please select the best answer from the choices provided

T
F

Answers

The answer would be True because soil is the main thing farmers and even people use to plant fruits and plants and it counted as the greatest natural resource without soil we would loose a lot of things

Predict what would happen to the H+ ion concentration if you added sulfuric acid to water. Would the pH increase or decrease

Answers

You would add H+ ions if you added an acid. Thus lowering the pH.

When a sulfuric acid is dissolved in water, hydrogen ions are produced, increasing the concentration of hydrogen ions in the solution. Result in decrease in pH of solution.

What is PH solution?

Indicating the acidity or basicity of a solution, the pH of a solution measures the molar concentration of hydrogen ions in the solution.

The acronym pH stands for “power of hydrogen,” and the pH value in numbers is simply the negative of the molar concentration of H+ ions divided by 10.

A solution's acidity can be determined by looking at its pH, which is a measurement of hydrogen ion concentration.

Pure water slightly separates into ions with roughly equal amounts of hydrogen and hydroxyl (OH) ions.

Nutrient availability, biological processes, microbial activity, and chemical behavior can all be influenced by pH.

Therefore,  if you added sulfuric acid to water, pH decrease.

Learn more about pH here.

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20 POINTS!! PLS HELP for Social Studies:

Out of all the different ancient lands you have learned about, discuss which one you would like to live in most!

Discuss these points on why:

Trade

Location

Land

Beliefs

Answers

Answer:

Associated with Mesopotamia are ancient cultures like the Sumerians, ... Learning about this time period can be a little confusing because these ... We believe Sumerian civilization first took form in southern Mesopotamia ... them to travel into the Persian Gulf and trade with other early civilizations,

Explanation:

LOT OF POINTS MARKING PEOPLE AS BRAINLIST

5. Describe logistic growth and exponential growth.

Answers

Answer:

Population Growth Form: The graphic pattern obtained when a population growth is plotted against time is called population growth form or model. There are two types namely: Exponential J-shaped and Logistic or S-shaped.

J-shaped or Exponential Growth Form: At any point of time, population size does not reach the equilibrium.

Explanation:

When resources are limited, populations exhibit logistic growth. In logistic growth, population expansion decreases as resources become scarce.

Explain the roles of reactants and products in a chemical reaction. Identify the
reactants and products for this reaction.

Answers

Answer:

reactants help in combing them selves to form products which are used in daily life

The plant hormone that allows the cells away from the
sunlight to elongate so the plant con bend toward the
light?

Answers

auxin, The substance responsible for cell elongation is auxin. This phytohormone is formed in cells at the tip of the shoot and is then passed from cell to cell.

pls help i’ll give brainliest, i have an exam and i didn’t know and i didn’t study.

“what is the main function of carbohydrates”

A. they contain the genetic information of living organisms
B. they build structures like cell walls and membranes
C. they are the main source of energy for living organisms

Answers

Answer:

c

Explanation:

The main function of carbohydrates is to provide the body and brain with energy.

What is a flower, how is it fertilized and why is it colorful/smell nice?

Answers

Answer:

flower is the part of a plant that is bright in colour and provides the pollen that is moved from plant to plant for pollination

What is a tornado? Describe in 5 sentences at least, in your own words.

Answers

Answer:

a tornado is a very destructive cloud that destroys things bring a lot of damage and harm to everybody where that tornado is located

Explanation:

Answer:

A tornado is a dangerous natural disaster. Tornados are formed by air from one side and the other by merging into eachother and they will start rotation like a cyclinder. the more the air is narrow and streached the faster it gets. these can go up to 300 mph. they can destruct any type of building, trees or vehicles miles away.

Explanation:

Which of the following is not part of a chromosome?

Answers

Answer:

b See g Chromosome is just a threadlike structure of nucleic acids and protein  RNA is is the answer

Explanation:

B, I think! We are studying this right now so this is a least what I have learned so far!

what is the answer of √12¼​

Answers

Answer:

1.73 i think it will be answer

What is an example of the effect of environmental factors on cell differentiation?

A. The plant hormones known as auxins stimulate cell elongation in roots and stems.
B. The sex of turtles is determined by temperatures in the nest during incubation
C. The kidneys release more urine in response to an increase in blood pressure.
D. The menstrual cycle is controlled by the hormones estrogen and progesterone.

Answers

Answer:

Environmental factors can also influence gene expression and cell differentiation. For example, available nutrients, salinity, and temperature are all factors that can influence gene expression in organisms. In Himalayan rabbits, genes that code for fur color are turned on and off depending on temperature.

Explanation:

I dont have an exact answer but this can help

An example of the effect of environmental factors on cell differentiation is : ( B ) The x of turtles is determined by temperatures in the nest during incubation

What are Environemtal factors

Environmental factors are factors directly related to the environments. They include temperature , pollutants, population density and light and food. These environmental factors can have a direct effect on certian activities suchs as cell differentiation. An example of the effect of the environmental factors on cell differentiation is determination of the x of turtles by temperatures in the nest.

Hence we can conclcude that An example of the effect of environmental factors on cell differentiation is : The x of turtles is determined by temperatures in the nest during incubation.

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what’s the answer for this question

Answers

Answer:

i cant really see it

Explanation:

Answer: it is metaphase because that means it's in the middle so it's B.

which statement best explains why people with cancer due to asbestos exposure do not pass the mutation on to their offspring

Answers

Answer :

I know this is late but the answer is the mutation occurred in somatic cells

Explanation :

I got it right on quizziz

Answer:

I thought it was D, but he seems to be right

Explanation:

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