TLS Online TPP Program

#Question id: 4161


The link between an activated amino acid and tRNA is an __ bond between the __ of the amino acid and a hydroxyl group of the tRNA.

#SCPH05 I Biotechnology
  1. ester; carboxylate group

  2. amide; carboxylate group

  3. amide; amino group

  4. imine; amino group

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TLS Online TPP Program

#Question id: 3448

#SCPH06 I Botany

Which scientist devised a rule that predicts when natural selection should favor altruism?

TLS Online TPP Program

#Question id: 3448

#SCPH28 | Zoology

Which scientist devised a rule that predicts when natural selection should favor altruism?

TLS Online TPP Program

#Question id: 3449

#SCPH06 I Botany

Female spotted sandpipers aggressively court males and, after mating, leave the clutch of young for the male to incubate. This sequence may be repeated several times with different males until no available males remain, forcing the female to incubate her last clutch. Which of the following terms best describes this behavior?

TLS Online TPP Program

#Question id: 3449

#SCPH28 | Zoology

Female spotted sandpipers aggressively court males and, after mating, leave the clutch of young for the male to incubate. This sequence may be repeated several times with different males until no available males remain, forcing the female to incubate her last clutch. Which of the following terms best describes this behavior?

TLS Online TPP Program

#Question id: 3450

#SCPH06 I Botany

This behavior, in which individual members of a species maintain exclusive use of an area that contains some limiting resource, such as foraging ground, food, or potential mates, is called

TLS Online TPP Program

#Question id: 3450

#SCPH28 | Zoology

This behavior, in which individual members of a species maintain exclusive use of an area that contains some limiting resource, such as foraging ground, food, or potential mates, is called