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All of the following are

true

of the alpha

helix protein structure

EXCEPT

Select one:

a. Hydrogen bonds keeps the helix from unravelling.

b. Carbonyl O links to amide H that is 2 amino acids away.

c. Hydrogen bonds are parallel to the long axis of the helix.

d. The helix is right-handed.


How enzymes are used in industries? Means their shape might change while extraction or while using it, so how do they still function.....?


Describe Gonadal sex determination and accessory determination sex in humans


Differentiate plant reproduction from animal reproduction. Present your answer in a tabular form.


You are an energetic immunology student who has isolated protein X, which you believe is a new isotype of human im munoglobulin.


a. What structural features would protein X have to have in order to be classified as an immunoglobulin? b. You prepare rabbit antisera to whole human IgG, human


K chain, and human y chain. Assuming protein X is, in


fact, a new immunoglobulin isotype, to which of these


antisera would it bind? Why? c. Devise an experimental procedure for preparing an anti serum that is specific for protein X.


Boys who mature early tend to?


imagine you have just purchased a black rabbit of unknown genotype.you mate it to a white one and she delivery twins one black and one white ... illustrate this cross with suitable cross diagram


Choose any vertebrates and create phylogenic tree showing their evolutionary relationships. This tree should be primarily based on physical characteristics, such as:

I. Presence or absence of a backbone

II. Ability to breathe in air or water

III. Cold or warm blooded

IV. Carnivore, herbivore, or omnivore

V. Presence or absence of hair/fur

VI. Any other external structures such as horns


what is mendelian principle


describe how gene expression is regulated ?


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