Help.. Psychological drug dependence means that
a. the body cannot function properly without a drug
b. a person has an emotional need for a drug
c. a person will become mentally ill from a drug
d. withdrawal will occur when the drug is stopped

Answers

Answer 1

Answer:

b. a person has an emotional need for a drug


Related Questions

Bacteria are usually classified by

Answers

Answer: Bacteria are classified into 5 groups according to their basic shapes: spherical (cocci), rod (bacilli), spiral (spirilla), comma (vibrios) or corkscrew (spirochaetes). They can exist as single cells, in pairs, chains or clusters. Artwork of bacterial cells becoming resistant to antibiotics.

Explanation:

What happens first at each origin of replication?


A: enzymes kill viruses


B: enzymes remove bases


C: enzymes unwind DNA


D: enzymes eat nucleotides

Answers

Answer:

The answer is C.

Explanation:

At first, an enzymes called Helicase unwind the double helix in a DNA .

Explain how your model demonstrated energy transformation from thermal energy to mechanical energy during a volcanic eruption.


(I mixed warm water, vinegar, and baking soda)

Answers

Answer:

Well to begin with, the thermal energy is mostly provided by the energy contained in warm water, when mixed with the other two components the chemical units are modified to form a composite solution that will result in an energy release, this energy release generate a movement, which in this case is the eruptive movement simulating the eruption of a volcano.

Explanation:

By mixing the vinegar (which is an acid) with the baking soda (which is a base), they react and transform into water, sodium acetate (a salt), and carbon dioxide (a gas). Carbon dioxide (CO2) is the gas that causes bubbles to form from the eruption of the volcano and balloons to swell.

How do adaptions affect a species?

A. They prevent independent assortment.

B. They make the species more likely to survive.

C. They make the species less likely to survive.

D. They give the species less genetic diversity.

HELP!!

Answers

Answer:

Explanation:

B. :) For example, camels have adapted to the scorching heat they survive in. Adaptations help a species live. :D If I helped please mark brainliest!

Adaptations affect a species by making the species more likely to survive. Thus, the correct option is B.

What is Species?

Species may be defined as a cluster of organisms that can reproduce with one another in nature and produce fertile offspring.

Adaptations may be defined as the process through which an organism makes itself better to be suited to the natural environment.

It increases the chances of a particular species surviving and reproducing in a natural environment.

Therefore, adaptations affect a species by making the species more likely to survive. Thus, the correct option is B.

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What is the purpose of the motor neuron?
to carry information from sense organs to the brain or spinal cord
to carry information from the brain or spinal cord to sense organs
to carry information from the brain or spinal cord to muscles and glands
to carry information from muscles and glands to the brain or spinal cord

Answers

Answer:

ans this question is no 3

Explanation:

Because it sends electrical output signals to the muscles affecting the muscles ability to functions.

Option 3.
Explanation: Motor neurone carries electrical impulses from the relay neurone in the brain or spinal cord to the muscles or glands so that we can respond to a stimuli.

Explain how Natural Selection can lead to evolution.

Answers

Natural selection gets rid of those who are unfit of surviving and allows those who can survive to reproduce and live on

Answer:

Sample Response: When the environment changes, organisms best suited for the new environment survive and reproduce. This allows the favorable adaptation to be passed on to the next generation. Over time, more and more organisms will have the favorable adaptation, and the population will evolve.

Explanation:

Just did it.


Which would be the most dangerous to swallow?
A. thermoacidophiles
B. halophiles
C. Escherichia coli
D. a bacteriophage

Answers

Answer:

D. a bacteriophage

Explanation:

A. and B. need extreme environments to survive.

C. is actually beneficial to us, especially in the digestive tract.

D. is a type of virus!

!PLEASE HELP!
One type of bioremediation uses ____ to break down wastes and pollutants into less harmful material.
a. bacteria
b. vaccines
c. pasteurization
d. fission

Answers

a. bacteria. i jus did the text

ASAP PLZ Which processes are affected by freeze and thaw cycles? Check all that apply. creep deposition landslide slump weathering

Answers

Answer:

i think it is creep and slump

Explanation:

HOPE THIS HELPED!!!

Answer:

Freeze-thaw weathering is a process of erosion that happens in cold areas where ice forms. A crack in a rock can fill with water which then freezes as the temperature drops. As the ice expands, it pushes the crack apart, making it larger.

Explanation:

how might smartphones linked to climate change

Answers

Answer:

Smartphones and data centres are damaging to the environment and will have the biggest carbon footprint in the tech industry by 2040, researchers have found. ... While these phones consume little energy to operate, 85% of their emissions impact comes from production, the researchers said.

Explanation:

Answer:

Making a phone accounts for 85–95 percent of its annual carbon footprint because manufacturing its electronics and mining the metals that go into them is energy-intensive. The analysis showed that smartphone emissions will go up from 17 to 125 megatons of carbon dioxide equivalent between 2010 and 2020.

Explanation: Is it right 0-0 alright I am going to go play minecraft. BYE :p

All of the following are ways in which ecosystems change naturally?


seasonal variation

succession

climate change

deforestation

Answers

Deforestation is not a natural change.
Deforestation isn’t a nature cause happens when man made

what will happen if the cilia cleared the mucus? ​

Answers

Answer:

You sneeze

Explanation:

I think so, when the cilia clears the germs you sneeze

1. In a sample of double-stranded DNA, 10% percent of the nitrogenous
bases are guanine (G). What percentage of the nitrogenous bases in the
sample are cytosine (C)?
10%
80%
40%
90%

Answers

The answer is 10%

Explanation: guanine will base pair with cytosine, so the amounts of each must be equal to each other.

Hope that helped! xD

Answer:

10

Explanation:

What are the five evidences that a chemical change has taken place ?

Answers

Answer:

Odor, temperature change, precipitate formation, production of gas bubbles, and a color change!

Explanation:

No explanation needed really.

Make a list of objects, products, and any other items around your house where plants were involved in the production of the item. You should have a list of at least twenty items

Answers

Answer:   This is all I could think of, but I hope this helps a litttle

Explanation:

Shampoo

rubber

medicine

tea

clothes

paper

Which type of organism developed first?
A. Chordates
B. Vertebrates
C. Deuterostomes
D. Sponges

Answers

Answer: D sponges, i just got this wrong lol

Explanation:

The correct answer is sponges.

Why sponges develop first?

Sponges belong to the oldest and most simple animals that had evolved, and their discovery in such old rocks meant that they may have been the first animals.

How did sponges evolve?

Among extant animals, only sponges could have evolved directly from protozoa without changing feeding mode.

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explain the difference between the principles of overload and progression

Answers

The principle of progression describes the gradual development of the athlete's physical work capacity by carefully increasing the training stress. Overload means to load to excess. ... And these include first, to manipulate the frequency, duration, volume and intensity of the training session.

Why was natural selection an important contribution to the theory of evolution?
It proved that evolution is true.
It explained how evolution works.
It summarized the process of evolution.
Olt highlighted the main points of evolution.

Answers

Answer:

It explained how evolution works

Explanation:

Answer:

It's C

Explanation:

Many scientists would argue that the reproductive system is the most important system in the body. Which of these would best defend that thought?

A) without the reproductive system, a species would not be able to survive
Eliminate
B) the reproductive system is necessary to maintain a strong skeletal system
C) the reproductive system must help filter wastes so the body can remain healthy
D) without the reproductive system, a body would be unable to transport oxygen to all of the cells in the body

Answers

Answer:

b is correct

Explanation:

Answer:

A

Explanation:

we make babies with the reproductive system

The changing of the rivers created more ____________ for animals

aRegeneration
bVegetation
c Erosion
d Habitats

Answers

Answer:

D) Habitats for animals.

Explanation:

It depends what the question means when it says 'the changing of the rivers'. I took it as the rivers are changing size and becoming more spread out. In that case, I chose habitats.

The more water there is, the more habitat there is for sea life.

All in all, the correct answer is D).

What is sexual selection

Answers

It’s where a male or female chooses the opposite gender to be a mate for specific features. Ex.) peacocks choose makes with brighter feathers

Describe a few ways in which an individual person can help protect biodiversity.

Answers

Answer:

An individual person can help protect biodiversity in multiple ways.

This person can educate themselves on biology and learn exactly what the problem is.This person can educate others once learning about it himself.This person can advocate for the environment.This person can cut down on their waste, lessening the amount of trash going into the environment.This person can be aware of what he buys and how it affects biodiversity.

Explanation:

I don't know if this was the answer you're looking for, but I hope it's a start!

True or false? To make up for the loss of energy when solar energy is used by primary producers and then transferred up the food chain, a continuous supply of solar energy to the ecosystem is required.

Answers

Answer: Energy can not be lost, rather it can be converted into other forms of energy , so false.

Explanation:

To make up for the loss of energy when solar energy is used by primary producers and then transferred up the food chain, a continuous supply of solar energy to the ecosystem is not required. Thus, the given statement is false.

What is energy cycle in an ecosystem?

The energy flow in the ecosystem is important to maintain an ecological balance in the ecosystem. The producers in a food chain synthesize food by the process of photosynthesis. A part of this energy is stored within the plant species.

The energy cycle in an ecosystem is based on the flow of energy through the ecosystem. The energy from sunlight is converted by the plants them into the growing new plant materials including the flowers, fruits, branches, trunks, and roots of the plants. Since, the plants can grow by converting solar energy directly into their tissues.

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Write two sentences on global warming

Answers

Answer:

Global warming is a major crisis in the world. It is when companies or industries dump or pollute the air or the nature that is around us.

Explanation:

Answer:

I'm glad you asked!

Explanation:

Global warming is temperature of earths surface and more, like atmosphere.Global warming is Mostly about temperature and crisis.People are hurting animals in the ocean and throwing garbage.

Hope that was helpful.Thank you!!!


Which layer best represents the mantle?
A. 1

B. 2

C.3

D.4

Answers

2 is the best represent

what is the role of a cytoplasm​

Answers

Answer:

Cytoplasm is responsible for giving a cell its shape. It helps to fill out the cell and keeps organelles in their place

Explanation:

Cytoplasm contains molecules such as enzymes which are responsible for breaking down waste and also aid in metabolic activity.

The role of a cytoplasm is to act as a medium of suspension for the organelles in the cell

PLEASE HELP WILL MARK BRANLIEST
Select the correct stages.
Identify the ways in which carbon is added to the atmosphere.

Answers

Carbon is added to the atmosphere from the factory’s carbon emissions as well as the organic remains or waste which also exudes carbon, judging on the diagram...

Answer:

photosynthesis, factory emissions

Explanation:

Match the time period with the correct layer of fossils (mya = millions of years ago). ITEM BANK: Move to Bottom 175 mya250 mya400 mya 175 mya 0

Answers

Answer:

0 mya, 175mya, 250mya, 400mya

Explanation:

The substance which highest million year ago should be more in-depth in the soil hence 400mpa should occupy the highest depth below the ground.

which structures in male produce fluids that mixes with sperm to form semen

Answers

Explanation:

The testicles. Lol or Penis. Imma try to be mature

Amoeba Sisters Video Recap: ​Mutations
I need the answer pls

Answers

Answer:

Portion of mu

Explanation:

Answer: Mutation is transition occurs in the sequence of DNA due to environmental factor or due to mistakes when DNA is copied.Explanation: Which part of DNA experiences mutation?The bases of DNA experiences the mutation.

Which type of organisms can experience the mutation ?Animals , bacteria , plants , fungi .

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niversal Studios sold the Mamma Mia! DVD around the world. Universal charged $21.40 in Canada and $32 in Japanlong dashmore than the $20 it charged in the United States. Assume Universal's marginal cost of production (m) is $1.20. Determine what the elasticities of demand must be in Canada and in Japan if Universal is profit maximizingLOADING.... The elasticity of demand in Canada must be epsilon Subscript Upper Cequals nothing. (Enter a numeric response using a real How many days in a year ? how our weather in Atlantic Canada is formed and what influences the weather. Which of the following describes the sea?A.The sea has suddenly become calm.BThe waves are growing dangerously high.The sea is pulling the ship to the Sirens' island.The waves are going to crash the ship against the rocks. How does Bella feel about the magic shop at the beginning of the story? A researcher developing scanners to search for hidden weapons at airports has failed to conclude that a new scanner is significantly better than the current scanner. He made his decision based on a test using alpha equals 0.025 . Would he have made the same decision at alpha equals 0.10 question mark How about alpha equals 0.01 question mark Explain. Amanda and Mary each have a box of popcorn.Whose box holds more popcorn?How much more popcorn does the bigger box hold than the smaller box? If 50.0 g of KCl reacts with 50.0 g of O2 to produce KClO3 according to the following equation, how many grams of KClO3 will be formed? Word and Formula equation. Whats the distance between the points (-9,2) and (-4,2)?A. 5B. 13C. 7D. 2 Fernando factored 45y^6 as (9y^3)(5y^3).Salma factored 45y as (3y)(15y^5). Which of them factored 45y^6 correctly? what is a range of the lowest temperatures found at the top of the tropopause HELP ME WITH MY 7th-GRADE MATH HW (will mark brainless) PLEASE HELP!! ASAP!! I WILL MARK YOU BRAINLIEST!! All life on Earth depends on _____ for survival. aproducers bthe sun's energy ceating other organisms dchemosynthesis can i get your help pleaseWhich answer choice shows the decimals in order from greatest to least?A.1.234, 1.237, 1.2, 1.48, 2.01B.1.2, 1.234, 1.237, 1.48, 2.01C.2.01, 1.48, 1.237, 1.234, 1.2D.1.2, 1.48, 2.01, 1.234, 1.237 Read the excerpt from Narrative of the Life of Frederick Douglass.After the valuation, then came the division. I have no language to express the high excitement and deep anxiety which were felt among us poor slaves during this time. Our fate for life was now to be decided. We had no more voice in that decision than the brutes among whom we were ranked. A single word from the white men was enough--against all our wishes, prayers, and entreaties--to sunder forever the dearest friends, dearest kindred, and strongest ties known to human beings.Douglasss purpose in this excerpt is to-entertain the reader with a suspenseful story.-explain the difference between valuation and division.-argue that no one else can understand his pain.-inform the reader about the cruelty of slavery. shoe factory horror - how does paragraph 4 contribute to the development of ideas in the text? evaluate the extent to which the institution of slavery changed in the period from 1754 to 1850? n the Month of March, Chester Corporation received orders of 180 units at a price of $15.00 for their product Cid. Chester uses the accrual method of accounting and offers 30 day credit terms. Chester delivers 120 units in March and the balance of 60 units in April. They received payment for 60 units in March, 60 units in April, and 60 units in May. How much revenue is recognized on the March income statement from this order? How much in the April Income statement? (Answer in thousands) Como podemos evitar o mitigar el cambio climatico(da ejemplos) From the narrator's perspective, what is Jennie like by the end of the story?A. Insightful and empatheticB. Sly and cunnningC. Abrasive and inappropriateD. Untrained but talented