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Home Q & A Board Biology-Related Homework Help General Biology
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kir kir
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10 years ago
What do the common shapes of tRNAs reflect?

a.   
that tRNAs bind to lipids

b.   
that tRNAs have diverse functions

c.   
that they all take part in the similar series of reactions of protein synthesis

d.   
that their structures are identical

e.   
that they have enzymatic activity
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AlexxAlexx
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10 years ago
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kir Author
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#2
10 years ago
Thanks Alexx, thats what i was thinking.

Can you help me out on these other questions?

GFP is a protein that is used to monitor protein targeting since adding the correct targeting signals to GFP can direct GFP to the correct location in the cell. We can then see green fluorescence in that location. This system can be used to see targeting to

    a.   
the nucleus.

    b.   
the mitochondrion.

    c.   
the endoplasmic reticulum.

    d.   
the Golgi

    e.   
all of the above.





What is made on polysomes that float free in the cytoplasm?

    a.   
soluble proteins that stay in the cell

    b.   
secretory proteins

    c.   
membrane proteins

    d.   
organelle proteins

    e.   
b,c and d
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