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TLS Online TPP Program

#Question id: 11544

When a steroid hormone and a polypeptide hormone exert similar effects on a population of target cells, then ________.

#7. System Physiology – Animal
  1. the steroid and polypeptide hormones must use the same biochemical mechanisms
  2. the steroid and polypeptide hormones must bind to the same receptor protein
  3. the steroid hormones affect the synthesis of effector proteins, whereas polypeptide hormones activate effector proteins already present in the cell

  4. the steroid hormones affect the activity of certain proteins within the cell, whereas polypeptide hormones directly affect the processing of mRNA

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TLS Online TPP Program

#Question id: 19037

#13. Methods in Biology

In gas chromatography, the basis for separation of the components of the volatile material is the difference in________
TLS Online TPP Program

#Question id: 7761

#5. Developmental Biology

Correct sets of genes are well known to be involved in aging and its prevention, and each set appears to be conserved between phyla and even kingdoms. 
a. DNA repair enzymes
b. proteins of the insulin signaling pathway
c. proteins in the mTORC1 signaling pathway
d. chromatin remodeling enzymes
TLS Online TPP Program

#Question id: 2087

#2. Cellular Organization

Phospholipids with short or unsaturated fatty acyl chains
TLS Online TPP Program

#Question id: 23405

#Aptitude

Children should avoid smoking because
TLS Online TPP Program

#Question id: 23396

#Aptitude

D − 4, F − 6, H − 8, J − 10