Monday
September 1, 2014

Posts by JENNY


Total # Posts: 1,214

Biology
You are testing the injection of a new chemical on mice to see if it can shrink tumors. To properly administer the chemical, it must be dissolved in water with ascorbic acid (vitamin C) and injected into the middle of a tumor. As a positive control, you plan to similarly ...
August 19, 2014

Biology
While performing an experiment, a positive control group is given a treatment that was used one time previously in another experiment. This time, however, the positive control does not give the expected result that you received last time. Which of the following is a likely ...
August 19, 2014

Biology
Or would it be growth of E.glados on media with another form of antibiotic resistance on it? I know that it is simplest, but I'm not sure if I'm missing the purpose of a positive control
August 18, 2014

Biology
Would it be simply if E. glados grows on media without antibioitics in it?
August 18, 2014

Biology
You want to know if a new species of bacteria we identified (E. glados) has resistance to the antibiotic valinomycin. You make “plates” of LB-agar to culture bacteria on. Some of these are regular LB-agar plates that any bacteria will grow on and others have ...
August 18, 2014

what does this mean?
So to restate the case means that I just have to put it in my own words?
August 10, 2014

what does this mean?
This is business law class, the question is An employee of a self-service liquor store watched Lee pick up two bottles of cognac worth $25 each. Lee concealed one of the bottles in his pants and held the other in his hand. When approached by the employee, Lee returned both ...
August 10, 2014

History
Sorry for the confusion. For ethnic neighborhoods I have advantages: it helps to preserve and share the culture and it keeps families close. Disadvantages: overcrowding, spreading of diseases, and they may not socialize with groups outside their ethnicity.
August 7, 2014

History
An ethnic neighborhood is where immigrants all of the same culture reside right?
August 7, 2014

History
For immigration I put cultural diversity and learning new cultures as an advantage. I just meant like some of my answers seem the same like for both ethnic neighborhoods and immigration for a disadvantage I put overcrowding. Do you think its bad I used the same answer for both?
August 7, 2014

History
Advantages and disadvantages that ethnic neighborhoods offered to their residents? I previously did an essay of advantages and disadvantages of immigration to the U.S. and when I search online I am getting the same answers. So I am scared I answered one of them wrong. I keep ...
August 7, 2014

History
Thank you guys.
August 5, 2014

History
I need to come up with 3 questions to ask farmers about new machinery and farming techniques that helped them farm the Great Plains. I know the new machinery: a plow that made several furrows at once. Harrows, equipped with spring teeth to dislodge debris and break up the ...
August 5, 2014

History
I was given a cause and effect chart. The causes state: Slavery is abolished, small farmers lack capital to buy land, and planters need a stable workforce. In the middle is says sharecropping and tenant farming. Then it points below to effects which are farmers are caught in a...
August 5, 2014

History
Thank you ma'am.
August 3, 2014

History
All I see in my book is "Confederate cannons began the heaviest artillery barrage of the war" and confederates formed in a line a mile long and three rows deep. Hundreds of canister shells rained down on the soldiers, tearing huge gaps in their ranks. Is any of that ...
August 3, 2014

History
What was the impact of technology on the Pickett's Charge?
August 3, 2014

History
Ok I got the differences. I need one more similarity though. For the first similarity I put they both migrate to better their lives. What should I put for the second one
August 3, 2014

History
oh and it means human migration
August 3, 2014

History
Nah it wasn't specific. It just asks to describe at least two similarities and two differences between American migration today and migration in the mid 1800s. I think just in general.
August 3, 2014

History
I need 2 similarities and 2 differences of migration today and migration in the 1800s?
August 3, 2014

Physics
a 68kg skier is speeding down a ski slope that makes a 32 angle with the horizontal. The co-efficient of friction between the skies and the snow is 0.05. What is the acceleration of the skier? I want to understand how to do this
July 30, 2014

Chemistry
I have an exam in a day and I'm confused on how to solve this question. Do I use PV=nRT? Do I find out the molecular formula of the gas from the percentage of nitrogen and oxygen? A sample of a mixture of gases contains 80.0% nitrogen gas and 20.0% oxygen gas by volume. ...
June 22, 2014

Physics
A skier swoops down a hill and over a ramp. She starts from rest at a height of 18m, leaves the ramp at an angle of 45 degrees, and just clears the snowman on her way down, making an angle of 30 degrees with the vertical as she does. Assuming that there is no friction, and ...
June 17, 2014

decimals
a number has four digits. the digit in the hundredth place is greater than the digit in the hundreths place of 4.361. the digit in the thousandths place is greater than the digit in the tenths place of 2.85. what are the possible four-digit numbers between 8.6 and 8.7?
May 28, 2014

decimals
` a four digit number between 12 and 13 has an odd number in the hundredth place and an even number in the tenths place. the hundreths digit is greater than the tenths digit. the sum of the tenths and hundreths digits is 9. what are possible four-digit numbers?
May 28, 2014

Chemistry
Thank you so much!
May 22, 2014

Chemistry
Balance Redox using reactions by the 1/2 reaction method. NaIO3 (aq) + KI (aq) -->„³ I2 (s)
May 22, 2014

Health and Physical check answers
My Answers: #1) Greater coordination #2) Healthcare providers #3) Speak with a nurse about the product. #4) Amy convinces Briana to pick on the new student on their softball team. #5) Act #6) Walk away. #7) exercising every day for 45 minutes #8) Cindy and Marcus have a ...
May 20, 2014

Health and Physical check answers
My Answers: #1) Greater coordination #2) Healthcare providers #3) Speak with a nurse about the product. #4) Amy convinces Briana to pick on the new student on their softball team. #5) Act #6) Walk away. #7) exercising every day for 45 minutes #8) Cindy and Marcus have a ...
May 15, 2014

math
If Tom buys a red skateboard, then Anne buys pink in-line skates." Which statement below is logically equivalent?
May 11, 2014

Math ~ Check Answers ~
#5 X: 0, 1, 2, 3 Y: -4, -3, -2, -1 a.) -1 b.) 1 c.) -4 d.) -7 (My Answer)*** #6 X: -1, 0, 1, 2 Y: -4, -1, 2, 5 a.) -5 b.) -3 (My Answer)*** c.) -1/3 d.) 3
May 9, 2014

Driver Education
Attention fatigue is the result of (1 point) physical exertion. boredom. mental exertion. lack of sleep. 2. Fatigue affects your ability to (1 point) understand traffic signals. perceive and respond to threats. recognize objects. avoid pedestrians. 3. The body's natural ...
May 9, 2014

psychoanalyst
This passage is mostly about:
May 7, 2014

math 2
judith has a necklace with a mass of 65.736 grams. what is the mass of her necklace rounded to the nearest tenth?
April 30, 2014

math
1.FIND the bank discount and proceeds on the following loans i) RM4000 FOR 3 MONTHS at 10 1/2 percent ii) RM4215 FROM 10 june to 5 august of the same year at 10 percent
April 28, 2014

Psychology
Managing time means:
April 18, 2014

chemistry
what is the pH of 0.80 M NaCN? what is the pH of 0.80 M NaCN? What is the concentration of HCN in the solution? I did this so far: I 0.8..... 0....0 C -x.......x....x E 0.8-x....x....x (x)(x)/0.8-x How do I solve for x?
April 18, 2014

Online learning
This technology allows the online learner to connect to the online school in order to access the courses
April 17, 2014

Business
This technology allows the online learner to connect to the online school in order to access the courses is called what?
April 17, 2014

math
what is the formula to find the percent increase in profit
April 16, 2014

English
is it true or false External motivation is not desirable
April 15, 2014

English
Internal motivation is
April 14, 2014

chem090
100.0 g of Potassium Phosphate reacts with 100.0 g of Barium Chloride. Which molecule is completely used up by the reaction? How many grams of the other molecule are left over? When I started with 100.0 g of K3PO4 I got 147.1g of BaCl2. When I started with 100.0g of BaCl2 I ...
April 14, 2014

chem090
100.0 g of Potassium Phosphate reacts with 100.0 g of Barium Chloride. Which molecule is completely used up by the reaction? How many grams of the other molecule are left over?
April 8, 2014

Computers
This technology allows the online learner to connect to the online school in order to access the courses.
April 8, 2014

physics plz help
i tried but I am getting incorrect answer
April 7, 2014

physics plz help
there were options.
April 7, 2014

physics plz help
equation that i can integrate
April 7, 2014

physics plz help
I need help in calculating work. following quantites are given. * G: 6.67E-11 *Mass of earth:5.98E24 *mass of satelightt:80kg *x(initial) center of the earth-7E6 m *x(final) center of the earth 12E6 m How do I make integral equation I need use 20 interval or calculate in excel...
April 7, 2014

physics/calculus
I need help in calculating work. following quantites are given. * G: 6.67E-11 *Mass of earth:5.98E24 *mass of satelightt:80kg *x(initial) center of the earth-7E6 m *x(final) center of the earth 12E6 m How do I make integral equation I need use 20 interval.
April 7, 2014

english
i need help with chapter 10 and 11 sentence check 2
March 24, 2014

Trigg
thank you!
March 17, 2014

Trigg
In a predator/prey model the predator population is modeled by the function y=1000 sin (2t) +400. What is the smallest population according to this model?
March 17, 2014

Trigg
thank you!!
March 17, 2014

Trigg
How do I find a rectangular-coordinate equation for the curve by elimination the parameter? x=2 sin t, y= 4 cos t so far I have x= r cos(theta) and y= r sin (theta) but, it's the opposite. please help.
March 17, 2014

Science
Thanks! :D
March 6, 2014

Science
Jill is jumping on a trampoline in her backyard. When will she have both potential and kinetic energy? A. Halfway between the highest point and the lowest point of a jump B. At the highest point of a jump C. At the lowest point of the jump D. Just before she begins a jump
March 6, 2014

Math
5 - (16 tenths) = 3.4
March 3, 2014

chemistry
can you not help me?
March 3, 2014

chemistry
chemistry is my weak subject hence why i am on here to get help. I have online questions that need answering in a day and im stuck that's the truth. I have to fnd someone that I might have to pay then looks like it... :(
March 3, 2014

chemistry
I really don't have a clue
March 3, 2014

chemistry
3PbO2 + 2Cr3++ 2H2O3Pb2+ + 2CrO42-+ 4H+ In the above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent. 1.name of the element oxidized: 2.name of the element reduced: 3.formula of the ...
March 3, 2014

chemistry
SO42- + HAsO2+ 2H+H3AsO4 + SO2 In the above redox reaction, use oxidation numbers to identify the element oxidized, the element reduced, the oxidizing agent and the reducing agent. 1. name of the element oxidized: 2. name of the element reduced: 3. formula of the oxidizing ...
March 3, 2014

chemistry
it's not duplicate they are all different questions but similar
March 3, 2014

chemistry
3PbO2 + 2Cr3++ 2H2O3Pb2+ + 2CrO42-+ 4H+ 1. In the above reaction, the oxidation state of chromium changes from (answer) to (answer). 2. How many electrons are transferred in the reaction?
March 3, 2014

chemistry
SO42- + HAsO2+ 2H+H3AsO4 + SO2 1. In the above reaction, the oxidation state of sulfur changes from (Answer) to (Answer) 2. How many electrons are transferred in the reaction?
March 3, 2014

chemistry
i dont know much about chemitry thats why its confusing I don't know how to calculate them
March 3, 2014

chemistry
sorry i am stuck on many questions thats why used diff names. i need help and be grateful if u can help but most questions I dont know how to work it out.
March 3, 2014

Math
But aren't there only 2 angles? I'm confused.
February 17, 2014

Math
But how do you get 60?
February 17, 2014

Math
The directions that came with the kite pattern that Andre ordered on the internet said to cut out 2 supplementary angles so that the measure of one is twice the measure of the other. How many degrees are in each angle? Justify your answer.
February 17, 2014

Sports
Thanks! for the info.
February 12, 2014

Sports
so the answer is badminton
February 12, 2014

Sports
shuttlecock
February 12, 2014

Sports
is played with a Birdie & a racket.
February 12, 2014

Sports
2. beach paddle ball ?
February 12, 2014

Sports
The sport of Association football is quite different from football in American culture. In the statements provided, select the one in which association football and american football are not similar. having players wear cleated shoes having players kick the ball during the ...
February 12, 2014

Sport Strategies ~ Football
Thanks!
February 12, 2014

Sport Strategies ~ Football
My answer is c. using a ball that is not a sphere. ^^^^^
February 12, 2014

Sport Strategies ~ Football
The sport of Association football is quite different from football in American culture. In the statements provided, select the one in which association football and american football are not similar. a. having players wear cleated shoes b. having players kick the ball during ...
February 12, 2014

Math ~CHECK MY ANSWERS~
1) Which of these is a rational number? a. Pi b. square root 3 ****** c. square root 2 d. 1.3 (the # 3 has a line at the top) 2) Which of the following sets contains 3 irrational numbers? A. square root 120, n, square root 3 ****** b. - square root 256, 1/9, 1/12 c. 3.14, -47...
February 12, 2014

Grammar ***NEVER MIND***
The answer is c) Introduction, body, conclusion .
February 6, 2014

Grammar ***PLEASE ANSWER***
Is it C ?
February 6, 2014

Grammar ***CHECK MY WORK PLEASE***
Is it C ? Please answer?
February 6, 2014

Grammar ***CHECK MY WORK PLEASE***
What are the three main parts of a research report? a) Title, body, conclusion ********* b) Introduction, body, sources c) Introduction, body, conclusion d) Introduction, evidence, conclusion
February 6, 2014

Grammer ~CHECK MY WORK PLEASE~
Thanks!
February 6, 2014

Grammer ~CHECK MY WORK PLEASE~
Which of the following sentences is correct? a) Mr. and Mrs. Smith goes on vacation. b) Mr. and Mrs. Smith has gone on vacation. c) Mr. and Mrs. Smith have gone on vacation. ********** d) Mr. and Mrs. Smith is going on vacation.
February 6, 2014

Language Arts ~CHECK MY WORK PLEASE~
Thanks! for checking :)
February 5, 2014

Language Arts ~CHECK MY WORK PLEASE~
OK, THANKS!FOR THE HELP GUYS!
February 5, 2014

Language Arts ~CHECK MY WORK PLEASE~
OOPS SORRY The railway lines has been linking more and more cities together.
February 5, 2014

Language Arts ~CHECK MY WORK PLEASE~
1. What can you predict about the poem by previewing the title, subtitle, and first line of the poem "In response to executive order 9066"? a.) It will be a letter to the Japanese-American citizens in which they are told they must leave their homes. b) It will be a ...
February 5, 2014

trig
csc^4-cot^4= 1+cos^2/sin^2 i need help! please help me
January 24, 2014

social studies
Thanks Ms. Sue!
January 22, 2014

social studies
why Washington, D.C. was chosen as the United States capital? NO LINKS PLEASE!!!!
January 22, 2014

social studies
the U.S. signed a peace treaty with the British treaty of pairs there both the same thing or meaning?
January 22, 2014

social studies
ok thnx. sorry for the comment ^^^^ Ms. Sue !!!!!!!!!!!!! ^^^^^ Sorry!
January 22, 2014

social studies
Ms. Sue !!!!!!!!!!!!!
January 22, 2014

social studies
Month: April ? Year: 1803 ?
January 22, 2014

social studies
Ms. Sue is this right? Month: October ? Year: 1803 ?
January 22, 2014

Pages: 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | Next>>

Search
Members