The respiratory passageways have smooth muscle in their walls. Which of the following best describes the effect of acetylcholine and epinephrine on the respiratory passageways?

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#Question id: 19926

#Unit 12. Applied Biology

Abiotic stresses genes include

1. Rab (responsive to abscisic acid) 

2. SalT (induced in response to salt stress)

Which of the following is correct option?

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#Question id: 11473

#Unit 7. System Physiology – Animal

Lateral inhibition via horizontal cells in the mammalian retina ________.

TLS Online TPP Program

#Question id: 941

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is an amide-containing amino acid?

TLS Online TPP Program

#Question id: 4306

#Unit 3. Fundamental Processes

Which of the following molecules helps to "turn off" genes in a cell?

TLS Online TPP Program

#Question id: 4959

#Unit 11. Evolution and Behavior

If a fossil is encased in a stratum of sedimentary rock without any strata of igneous rock (e.g., lava, volcanic ash) nearby, then it should be