109 Answered Questions for the topic Biology Tutor

02/10/17

1) How do hydrogen bonds contributes to the high melting and boiling points of water?
1) How do hydrogen bonds contributes to the high melting and boiling points of water?   2) What functional groups of biomolecules can form hydrogen bonds?   3) Describe what happens when a... more
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02/10/17

1) How would you categorize water, as a nucleophile or electrophile?
1) How would you categorize water, as a nucleophile or electrophile?   2) Explain why the hydroxide (hydroxyl) ion is much more reactive than water?   3) What structural properties of the water... more
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Biology Tutor

12/13/16

passive transport does not require energy because it follows the concentration gradients from high to low
I JUST WANT TO KNOW IF THIS IS TRUE OR FALSE  BECAUSE I NEEDS HELP WITH MY HOMEWORK.
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Biology Tutor Science Biology Genetics

12/11/16

Biology Assitance Needed :)
Hi, I would greatly appreciate if you could full elaborate on the purpose of a single peptide? Thanks in advance!
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Biology Tutor Science Biology Genetics

12/11/16

Biology Assistance Elaboration
Would appreciate if you were to fully elaborate on what the purpose of a C chain is in genetics? 
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Biology Tutor Science Biology Genetics

12/09/16

Biology Help Please
What is the purpose of a signal peptide?What is the purpose of the C chain?
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Biology Tutor Science Biology Ap Biology

12/07/16

Biology Help please!
For 60 years after the discovery of insulin by Banting and Best, insulin was extracted from beta cells of cattle or pigs to treat high blood sugar. Although the bovine insulin has 3 amino acids... more
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Biology Tutor

12/06/16

bio on drugs
11. Which of the following is NOT a correct matching of withdrawal symptoms and a drug?A) cocaine and decreased excitability of the nervous systemB) amphetamines and decreased excitability of the... more
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Biology Tutor Biology Ap Biology

11/29/16

Mutations Question
Describe how mutations can, but do not always, cause a change in phenotype.
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Biology Tutor Biology Ap Biology

11/07/16

It's due at 8 so quick help is much needed! Confused!
The majority of ATP molecules are produced in the process of oxidative phosphorylatioN. Describe this process including the names and locations of the structures involved and the formation of the... more
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Biology Tutor Biology Ap Biology

11/03/16

Electron Transport Chain
1. what are similarities between the location of the Electron transport chain in photosynthesis and in cellular respiration.    2. Compare the types of transport molecules, purpose, and products... more
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Biology Tutor Biology Ap Biology

11/03/16

Electron Transport Chain
Question: Speculate on the role evolution may have played in the existence of these two different electron transport chains. Support your ideas referencing the common mechanisms of evolution and... more
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Biology Tutor Biology Ap Biology

10/26/16

Biology Question.
Many species of photosynthetic algae live inside the bodies of animals s as corals, sponges,and marine slugs. In symbiotic fashion, the photosynthetic algae or plant makes food for itself and the... more
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Biology Tutor Biology Ap Biology

10/26/16

Rubisco is an enzyme that can be shut down by the prescense of too much oxygen because oxygen is a competitive inhibitor that blocks the binding site of carbon
(continuation of question)  dioxide. How do you think this impacts the production of sugar? Can you think of ways in which a photo autotroph can avoid having this occur?
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Biology Tutor Biology Ap Biology

10/26/16

Humans and other animals breathe in carbon dioxide everyday. Why can't we make carbon chains from gas?
Need help with describing
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10/20/16

5 Biology Cellular Respiration multiple choice questions??! NEED HELP!
Hello. Could you please explain this to me.. I am really stuck and would like to gain a better understanding. I did try the last three questions. Im mainly lost on the first two.   Question 1:... more
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Biology Tutor Biology Biochemistry Bio

10/16/16

Disulfide bonds are most commonly apart of which protein structure?
a. Primary b. Secondary  c. Teritary d. Quaternary 
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10/14/16

BIOLOGY INSULIN RESISTANCE IN TYPE 2 DIABETES? Question?
Hello, I am working through a little case study exercise related to insulin resistance, which is the primary cause of type-2 diabetes. According to my reading, "a continuous over stimulation of... more
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Biology Tutor Biology Cellular Biology

10/14/16

BIOLOGY CELL SIGNALING QUESTION!!? PLEASE HELP!What are some situations where it would be necessary for signal transduction to occur very rapidly?
What are some situations where it would be necessary for signal transduction to occur very rapidly?    I know that signal transduction is essentially a process by which a cell converts one kind... more
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Biology Tutor Biology Chemistry Light

10/12/16

Can someone please help me with LIGHT WAVELENGTHS??! BIOLOGY/CHEMISTRY
Hello. I am struggling a bit with understanding the concepts of transmission, absorption, and reflection, and was wondering if my thought process is correct for these questions.   1. What can be... more
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10/02/16

BIOLOGY! WHY are nucleotides a good molecule to make DNA out of, while amino acids are a good molecule to make proteins out of?
Hello everyone! I was wondering if you could help me answer this question. I have an upcoming quiz next week and this question will be on it - I am not asking for you to answer this completely, I... more
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Biology Tutor

09/15/16

Which of the following is True about a saturated fat?

Which of the following is True about a saturated fat? All of the choices are correct. has fatty acids with no double bonds between the carbon atoms. liquid at room temperature. is of plant origin.
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09/14/16

BIOLOGY PLEASE HELP??!!! 2 TRANSLATION QUESTIONS?? Fill in the blank?
Q1. The flow _______of starts with DNA, sitting quietly (we hope!) in the _________of ______ cells. A temporary ________is made whenever the cell wants to 'activate' information; this copy is made... more
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Biology Tutor Biology Biology Homework

09/02/16

PLEASE HELP ME! I AM STUCK on 3 BIOLOGY multiple choice questions.
In general, colder temperatures reduce the fluidity of the membrane, so cells will produce different molecules to maintain the proper degree of fluidity. How would the membrane change in response... more
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09/02/16

Can someone please HELP with 3 multiple choice intro biology questions?? IM STUCK!!
In general, colder temperatures reduce the fluidity of the membrane, so cells will produce different molecules to maintain the proper degree of fluidity. How would the membrane change in response... more
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