Who is robert brown and what did he discover?

Answers

Answer 1

Answer:

Robert brown is Scottish botanist.

He discovered nucleus of cell and well known for discovery of the random movement of microscopic particles in a surrounding solution.


Related Questions

Can someone give me an easy definition and the word disparity in a sentence


word is disparity :)​

Answers

Answer:

uncountable the state of being unequal; difference

Explanation:

economic disparities between different regions of the country

Answer:

Disparity is often times defined as a lack of rights or inequality. Different groups of people may have more or less privilege than the others.

Sentence: Even today, we are seeing disparity among the rates or salaries of which men and women work.

6. Identify which of the following factors creates a movement of the entire demand curve and
which creates movement along the demand curve.
a. Consumer income-
b. Price
C. Consumer taste-
d. Number of consumers-
(Need a definition for each one on how they work on a demand curve)

Answers

Answer:

Price

Explanation:

the demand curve will occur when the price of the good changes and the quantity demanded changes in accordance to the original demand relationship.

Price creates a movement in the entire demand curve.

As the price of a commodity goes higher or lower, there would be associated changes in the quantity of goods that would be demanded  at that particular price.

When this happens, there would be movements in the demand curve. It is important to note that a movement in the demand curve is a result of price changes and demand changing as a result of the price

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What's one similarity between the British-Native American relations described in the petition and French-Native American relations?

Answers

Answer:They respected Native territories, their ways, and treated them as the human beings they were. The Natives, in turn, treated the French as trusted friends. More intermarriages took place between French settlers and Native Americans than with any other European group.

Explanation: Hope this helps!

Compare and contrast the life of people before and after the invention of electricity.

pls help me it is urgent

Answers

Answer:

How We Lived Before the Invention of Electricity ... People managed quite well without electricity, but no electricity meant more time spent on ... and gas lamps were some of the ways you could light up your home after dark.

Explanation:

referring to 9/11 attack
someone please help!

Answers

Answer:

4. there views changed from accident to attack i cand provide details because I have not seen the video

5. The citizens became scared at the second tower hit now they knew it was an attack

How did Ashoka expand his empire before he converted to buddhism?

Answers

by wars, brutality, killings, and forcing others to leave their homes

Who conducted the doll experiment, and how did this experiment contribute to the civil rights movement in the United States?

Answers

Answer:

Hey there!

In the doll test, it was observed that many African-American children preferred dolls that had light skin colors, instead of darker colored skins. Some African-American children were asked which doll looked like them. They would sometimes cry and run out of the room, ashamed of who they were. This made an upset in the African-American community and helped win the Brown vs. Board of Education case.

Hope this helps :)

If you had a shoebox, could you fit the entire pound of feathers in the box?\

Answers

Answer:

yes

Explanation:

Why did agricultural production improve?

Answers

agricultural production improved because of better plows, and increased acreage to farm three field system.

How do you know that the sum of -2 3/4 and 5/9 rational?
The sum is a terminating and a repeating decimal.
The sum is a non-terminating and a non-repeating decimal.
The sum is a fraction.
The sum is an integer.

Answers

The sum is a fraction.

The sum is -2 7/36 (or -2.1944444445) so its not non- repeating and its not terminating or an integer. Thus it’s a fraction

Answer:

the sum is a fraction

Explanation:

just took the test

According to aristotle why do we do everything that we do?

Answers

It’s so easy to even everything that we do Aristotle

Explain why it is important to evaluate job outlooks when making career plans.

Answers

job openings and demands. Explain why it is important to evaluate job outlooks when making career plans. so you don't get something that's to challenging and your not fit to do or you don't want to do. explain how the decision making process can help you make a good career choice.

Errol, aged 17, is about to graduate from high school, an achievement that may be taken for granted in some families but which is a first in his history of foster care familiies. He is delighted when he learns that once he has his high school diploma he will be able to get an entry level job in the field as a social service _____ helping with clerical, scheduling and similar tasks. He won't be a full-fledged social worker, but he will be on his way.

Answers

Answer: aide

Explanation:

Social service aide also known as social service assistants are individuals with a job role of assisting in providing client services in a various capacity of field such as rehabilitation, social work, psychology assisting families, and also assist clients in recognizing and realizing the benefits of social and community services.

This is the career path Errol has chosen to start with.

where was gunpower created ​

Answers

Answer:

where 99% of the rest of the things in the world was made ,-, | china xd.

Gunpowder was invented in 9th-century China as one of the Four Great Inventions, and spread throughout most parts of Eurasia by the end of the 13th century. Originally developed by the Taoists for medicinal purposes, gunpowder was first used for warfare around 904 AD.

Explanation:

It was made in China

Over a long period of time, a group of people were exposed to high degrees of UV radiation from the sun. While no one became sick immediately, doctors did predict that those exposed had an increased risk of cancer in skin cells. Which type of mutation will this exposure cause

Answers

Explanation:

For example, ultraviolet (UV) rays are clearly a major cause of melanoma. UV rays can damage the DNA in skin cells. Sometimes this damage affects certain genes that control how the cells grow and divide. If these genes no longer work properly, the affected cells may become cancer cells

Exposure to high degrees of UV radiation can contribute to an increased risk of skin cancer and a mutation referred to as melanoma.

What is the mutation caused by high degrees of UV radiation exposure called?

High degree of exposure to ultraviolet radiation emitted by the sun can damage skin and its cells. The DNA of the skin cells is altered due to high exposure. Another effect of high exposure is a change in the genetic structure which affects how genes grow and divide themselves. This has an effect on genetic processes causing genetic abnormalities.High exposure which causes melanoma also harms the eye. Melanoma is a dangerous form of skin cancer. It develops in melanocytes, which are key in the production of melanin.

Therefore, high degrees of exposure to UV radiation can cause melanoma, a skin cancer that damages the skin. This mutation is caused due to high exposure to ultraviolet radiation from the sun.

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HURRY I NEED THE ANSWER What always happens before a bill is sent to the president? Select three options. The bill is reconciled in conference committee. The bill receives a number. The bill is approved by both chambers. The bill is assigned to a standing committee. The bill is introduced by a political action committee.

Answers

Answer:

The bill receives a number.

The bill is approved by both chambers.

The bill is assigned to a standing committee.

Before a bill is sent to the President- The bill receives a number, then it is approved by both chambers, and  bill is assigned to a standing committee.

What is a bill?

A bill is a piece of proposed legislation that either originates or is modified in the United States Senate or in the House of the Representatives. Bills come from ideas before they are written and presented to the appropriate committee and to the Senate for debate.

The legislative procedure for a bill to become a law is-

The Member or the Bill Drafting Division of the Reference and Research Bureau prepares and drafts the bill at the request of the Member.The bill is filed with the Bills and Index Service where it is numbered and reproduced.After three Readings, the bill gets approved and is transmitted to the Senate where it undergoes the same procedure.Lastly, the bill is assigned to a standing committee.

Therefore, the bill receives a number, then it is approved by both chambers, and  bill is assigned to a standing committee before it is sent to the President.

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How did the Navajo and Apache affect the Pueblos? I​

Answers

The Navajo’s and the Apache tribes were known to be notorious pillagers and nomads. Whenever they changed locations, they would always attack a village and loot whatever valuables they had. It is possible that the same thing occurred with the Pueblo tribe. Since they took many supplies away from them, the Pueblo might have suffered and struggled with hunger and thirst.

Explain how crime contributes to social injustices

Answers

Explanation:

Explain how crime contribute to social injustices?

What was a result of the Second Great Awakening?
A. Fewer people worked on reform movements such as abolition.
B. Fewer people believed that it was important to learn to read.
O c. People believed that they should work to solve social problems.
D. More people moved to the country to live by themselves.

Answers

Answer:

c

Explanation:

Answer:

C. People believed that they should work to solve social problems.

Explanation:

were included slaves and indentured servants english or french colony

Answers

English colonies made liberal use of slaves and debtors as cheap labor

What thirteen states (or parts of states) were included in the Louisiana Purchase of 1803?

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13 states that were included in the Louisiana Purchase of 1803 were Arkansas, Colorado, Iowa, Kansas, Louisiana, Minnesota, Missouri, Montana, Nebraska, North Dakota, Oklahoma, South Dakota, and Wyoming.
Arkansas , Colorado , Lowa , Kansas , Louisiana , Minnesota , Missouri , Montana , Nebraska , North Dakota , Oklahoma , South Dakota , Wyoming

Is gettysburg a physical political historical or distribuation map Please help me I need help right now.

Answers

Since gettysburg was apart of civil war I’d say it’s probably a historical map

Identify 2 causes of water pollution in the Middle East

Answers

Answer:

unsustainable agriculture practices and overgrazing

Explanation:

water pollution = overgrazing

In your own words, summarize how the Jacksonian Era was characterized? will give Brainlienst

Answers

The Jacksonian Era was characterized by the idea that every citizen was equally important and that all should participate actively in government.

Answer:

The Jacksonian Era was characterized by the thought that each individual also equally have right and he or she is important and that all should be able to have a say or participate in any government activities.

Explanation:

Hope it helps!!

Which statement is true about the ratios of squares to circles in the tables?
The ratios in Table A are greater than the ratios in Table B.
The ratios in Table B are greater than the ratios in Table A.
Only some of the ratios in Table A are greater than the ratios in Table B.
The ratios in Table A are equal to the ratios in Table B.

Answers

Answer:

ill give you the answer and it is b

Explanation:

can i get the brainliest

Answer:

It's B

Explanation:

I got it right on Microsoft Edge.

Which topic is most closely related to the study of change over time as part
of human geography?
A. The process Kenya uses to select its leaders
B. The value of goods exported from Germany
C. The different languages spoken in India
D. The growth of China's population since 1900

Answers

Answer:

D

Explanation:

Because China’s population is growing since 1900 which shows a change.

Primary technology skills are skills that are necessary for success in online education. Please select the best answer from the choices provided T F

Answers

Answer:

i think it answer is true

Answer: t

Explanation:

Why is language taken as the most effective agent of socialization ?​

Answers

Language is taken as the most effective agent of socialization, because -  Socialization is an activity where the individuals adapt their capabilities and behavior according to the elements present in the surrounding's society.

technological innovations , such as the plow , affect the lives of egyptians and other ancient cultures by ?

Answers

Answer:

Option C. Allowing for more efficient production of agricultural goods.  

Explanation:        

The Egypt civilization thrived because of the Nile River. Egyptians were able to grow crops with the help of farming equipment that helped in clearing land, plow soil, and harvest in wast acres of land. Some of the tools included  the ax and the plow. Farmers in Ancient Egypt during harvesting time, indulged in cultivating crops like wheat, barley, figs, melons, vegetables, pomegranates and vines.

Which was a characteristic of yeoman farmers in antebellum Mississippi?

Answers

Answer:

that is used fr mississippi of the object

Answer:

Owned small plots of farms but didn’t own enslaved persons

Explanation:

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