Multiple choice this major site of protein synthesis has ribosomes attached to it and protects proteins within its folds from being exposed to the cell’s internal environment.

a. rough endoplasmic reticulum
b. smooth endoplasmic reticulum
c. golgi apparatus

First problem: for each of the following sequences, fill in the mrna sequence, the amino acid sequences, and the rrna anticodonsthat have been left blank. a) dna: atácga aatcgcgatcgcggcgattoggb) mrna: ? c)codon: ? d)anticodon: ? e)amino acids: ? second problem: see abovea) dna: titaoggccatgaggga a tagtig gillarib)mrna: ? c) codon: ? d)anticodon: ? e) amino acids: ? third problem: see abovea) dna: tacgggcctat acgctactactca tgsatcggb) mrna: ? c)codon: ? d)anticodon: ? e)amino acids: ?

Describe pasteur’s results and how they disprove spontaneous generation.

Which medullary index indicates a human hair? a. 0.653 b. 0.733 c. 0.516 d. 0.256