TLS Online TPP Program

#Question id: 11952

#Unit 7. System Physiology – Animal

Lysine is an essential amino acid for animals. If an animal did not consume lysine in its diet, you might expect that the animal

TLS Online TPP Program

#Question id: 12677

#Unit 10. Ecological Principles

Aquatic ecosystems that are most readily damaged by acid are those that lack an important buffer that dissolves into the runoff after a precipitation event. What is this buffer?

TLS Online TPP Program

#Question id: 764

#Unit 1. Molecules and their Interaction Relevant to Biology

Which of the following is NOT correct about tRNA?

TLS Online TPP Program

#Question id: 15146

#Unit 8. Inheritance Biology

You have isolated a set of five yeast mutants that form dark red colonies instead of the usual white colonies of wild-type yeast. You cross each of the mutants to a wild-type haploid strain and obtain the results shown below;

What do these results tell you about each of the mutants?

TLS Online TPP Program

#Question id: 10356

#Unit 6. System Physiology – Plant

Why the GS  and GOGAT is activated in light and while the AS is inhibited?