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Questions
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4
answers
The "Explanation" tab for this video says that hydrogen bonds are "extremely strong" bonds, but this video says they are weak. Which is it?
2
answers
Why is it that in secondary structure, there is both alpha helix and beta pleated sheet? Do different proteins coil into a different form at this level (i.e. some go to alpha, and some go to beta)?
2
answers
Can a cell have both cilia and flagella?
2
answers
So are all fats lipids? Like, is "fats" a subgroup of "lipids"?
2
answers
What is the difference between the process of gene cloning and genetically modifying organisms? Both this video and the one before it seem to show the exact same process.
2
answers
So can a DNA molecule be made up of just 1 nucleotide, or does it have to be made up of multiple nucleotides? Are nucleotides the SOLE building blocks of DNA molecules?
1
answer
At 4:21, why does the diagram show two strands becoming one, and then the arrow showing the two separate strands? Shouldn't it show one strand becoming two, and then the arrow showing two separate?
1
answer
Which of the 5 kingdoms have DNA or RNA? Do all living things have DNA?
1
answer
I tried it over and over, and again and again I got the answer for number 10 on the Episode Quiz to be "A", although the site says the correct answer is "C". Could somebody please explain?
3
answers
For question number 6 on the Episode Quiz, shouldn't the question read "...have a product of 1848", instead of "1846"? If it were "1846", none of the answers would be correct...
1
answer
I just finished the episode quiz. What does it mean to "create a mandate for a company"? I know what a mandate is, but how does that apply to a company?
0
answers
At 10:08 , what does "no existence save" mean? Also, at 8:51, "neither...women...seem wanting in personality or character", what exactly does that mean? Why does she say that it makes women stronger?
2
answers
When she said ax^2 + bx + c, when "a" does not equal 1, doesn't she mean when "a" does not equal 0?
2
answers
How would u know the difference from 3 planes being the same,and 3 planes intersecting on a line?They both have an infinite amount of solutions.What tells the difference when working with 3 equations?
1
answer
My diagnostic test scorer isn't working: when I click the answer I want to choose, it doesn't turn green like it does on the quizzes! What is happening? It works on quizzes!
1
answer
What is the point of writing linear equations in Standard Form?
0
answers
if the equation before he squared both sides of the equation gave only half of the circle, then how did squaring both sides of the equation help? aren't both equations equivalent?
2
answers
Yay!
1
answer
I love brightstorm!
2
answers
Could a rhombus technically be defined as a kite±
1
answer
If 3x + 5 = 8x, then x=1, not x=-1. The mistake was made when she said that 8x-3x=-5x, which is not true.
4
answers
wouldn't you factor it to be -5 (5 plus 3 times the square root of 2)? (not minus).
3
answers
The problem down below here is not the difference of perfect squares.
1
answer
Did they cut off the video in the middle? They never talk about what a linear pair is.
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How would I go about rearraning the following equations to get x alone on one side? 12x = 16y 10y = 3x2 (the 2 should be subscript expondent) 14y = 10ax (the x is subscript exponent) Thank you!
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x^2=-25
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(x+1)+(2/x+1)
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how do you factor 9-x2
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8k+6(8-3k)
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x+x+1=106
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she dosen't look good in glasses
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graph: 2(x-5)+3y+1=3
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how do i solven 4x-2y=7 and x+2y=3 using elimination?
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In question 2 in the episode quiz, why can't the answer be B? What is the difference between "so" and a semicolon?
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What are the ten bill of rights?
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What are the ten bill of rights?
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I have a question from Pilgrim's Progress: 2. When the Giant is in the sunshine he is overcome by "fits." Why do you think this only happens in the sunlight?
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I have a question from Pilgrim's Progress: 2. When the Giant is in the sunshine he is overcome by "fits." Why do you think this only happens in the sunlight?
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this is not the parts of the cell - it's the test overview
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this is not the parts of the cell - it's the test overview
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When is the next ACT test?
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When is the next ACT test?
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I have already purchased the ACT Prep program. When I sign in and try to run it, a pop up for buying it keeps appearing. ????
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how do i make it in the ACT without weeks of studying
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how do i make it in the ACT without weeks of studying
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oops! nevermind!
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oops! nevermind!
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How do you know when to use Pythagorean theorem?
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what are the 10 main forms of energy
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what are the 10 main forms of energy
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what is mass
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Who discovered the DNA structure?
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What is the function of the endoplasmic riticulum?
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What is the function of the endoplasmic riticulum?
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Will you guys have physics soon?
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What are the scientific methods?
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Who loves History???
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Who loves History???
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Who loves History???
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Survey- Which holiday do you like better: Christmas or Halloween?
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what does mpg mean's
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what does mpg mean's
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I don't get these.A participial phrase functions in a sentence as a(n) _____. adverbadjectivenoun
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I don't get these.A participial phrase functions in a sentence as a(n) _____. adverbadjectivenoun
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the phoenicians based thier goverment on the egyptians and the
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the phoenicians based thier goverment on the egyptians and the
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Do you like History?
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I really don't qet this part??
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I really don't qet this part??
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I really don't qet this part??
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I have a question about the compound subjects that use "or" or "nor". Instead of "girl or girl", if the passage says "girl or boy", how does the pronoun change? Is it going to be he or she? Thank you!
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I cannot open the pdf files why is that?
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Wait, so do these rules always apply? What if the x's coefficient is like, not 1? What if it was 2/3? Would these rules still apply?
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I don't understand how to read topic sentences. The body paragraphs has more than 3 sentences, how do you know what the topic sentences of those paragraphs are?
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I don't understand how to read topic sentences. The body paragraphs has more than 3 sentences, how do you know what the topic sentences of those paragraphs are?
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For the one-body reading passages, do you read the whole thing, read only the first and last sentence, or what do you do?
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what does PSAT stand for?
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what does PSAT stand for?
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and is PSAT for grade 11-12? (grade 9 here....)
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and is PSAT for grade 11-12? (grade 9 here....)
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can International Students also get scholarship if they make outstanding grade on PSAT?
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can International Students also get scholarship if they make outstanding grade on PSAT?
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cool, i like it! thanks guys!
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u goys are awsome
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How can I study for the vocabulary section for SAT/PSAT? I am really bad at it, and I greatly need help with it...Anyone has any suggestions? Thanx a lot!
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thespot on the centromere where the spindle fiber attaches is called the
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I think I did really bad in English section but really well in math. Will I get a scholarship to a math,science and tech type college? Example:Virginia Tech
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How do I find a coefficient given a specific term?
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how do i find slop if there is no points
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can you use x1 and 4y1 slope
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Do you do the samething if its "and".
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wouldn't the down stream speed be 28mph, the upstream speed be 8mph, the speed of the boat without current be 18mph, and the speed of the current be 10mph??
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whats 2 plus 7
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what is y=2x and y=3x
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Need help in general management
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why do we have to take the PSAT's?
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ok well............ if .3333333....(3 with a line over it) equals 3/9 and .66666.....(.6 with a line over it) equals 6/9, so does that mean .3with a line over it and .6with a line over it eqaul 1?
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What is a perfect square? Is it a number that when square rooted, the number is a whole number? Or is it a number that results in a rational number when rooted?
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What is the formula to find out how many degrees there are in a polygon?
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170 students in 5 buses
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what is 1+2+4+3+5+456789+4-18=_____
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Find the vertex and axis of symmetry of the graph of the function. 4x2+24x-1
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Find the vertex and axis of symmetry of the graph of the function. 4x2+24x-1
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-a/3.2=5
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m/4.6=2.8
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4/3x=10/3+3/x
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how do you add when there is a negative exponent?
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how do you find the total surface area of a pyrimid
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what a perpendicular bisectors?
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Which should I take: The SAT, the ACT, or both?
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topnotch teachers?
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You know how in the shopping area some of the items say that you have to be level two or three to get them, well how do you level up?!
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How do I change my password?
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how many points do you get for answering a question? And how many points do you get if a friend joins?
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In 1975, the tuition at Einstein university was $16000 a year. By 1995, the tuition had increased by 25%. If the tuition continues to increase at this rate, what will the tuition be in 2005?.
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How early should I start preparing for my test?
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Why should I have to pay for both the act and sat prep courses when I don\'t know which one i should take for a second time in the future? It seems like a waste of money.
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what is solve the system by graphing
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how do i use my discount code to purchase a course
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how far in advance should I start college application?
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what are the brightstorm points for?
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What is the use for having Brightstorm credits?
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HOW DO I SOLVE F(X)=[X+3]
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Why can't any of this being offered be all for free? Maybe some people would like to do well on the SAT/ACT or in AP classes, but they just can't afford to pay for help.
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in GHJ, K (2,3) is midpoint of GH, L (4,1) is midpoint of HJ and M(6,2) is midpoint of GJ. Find coordinates of G, H and J
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We are working on linear equations. I don't get it. 5x + 2y = 10 Please help. Will also need to show on graph. y =-6
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Does it matter what point you choose when you're deciding where to shade?
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Is WXY ≅ WVZ?
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how can I factor this x9 - 81
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how can you tell what slope is steeper
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Do you like History?
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Nice costume Leeseuh =]
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when is the SAT exam
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thanks this was very helpful !!
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thanks!!! a lot!!
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x squared+15<8x
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solve by substitution, x=2y=4 2x-y=1
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How do you find the area of one segment formed by a square with sides of 6" inscribed in a circle.
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What is the rules of Factoring Trinomials?
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-4x+y=6 -5-y=21 (solving systems of equations by substitution
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–3x2 + 5x + 12 = 0
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y=2x+3 find the point of intersection
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What is the teachers name that does algebra
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how to graph x+3y=7 and 2x-3y=-4
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aren't you excited now that Christmas is coming up?
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Which of the following functions has a graph that is a line? f(x) = x f(x) = x2 f(x) = |x|
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Why is choice (A) correct for the first quiz question? Why can't the answer be (C)?
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