Practice Questions

TLS Online TPP Program

#Question id: 11151

What conclusion can be drawn validly from these data?

#XL - S Microbiology

Humans and other primates evolved from rabbits within the past 10 million years.
Most of the genes of other organisms are paralogous to human genes, or with chimpanzee genes.
Among the organisms listed, humans shared a common ancestor most recently with chimpanzees.
Humans evolved from chimpanzees somewhere in Africa within the last 6 million years.

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TLS Online TPP Program

#Question id: 8709

#XL - S Microbiology

Eukaryotes that are not closely related and that do not share many anatomical similarities can still be placed together on the same phylogenetic tree by comparing their ________.

TLS Online TPP Program

#Question id: 18517

#XL - R Botany

Alkaloids emetine and cephaeline are obtained from

TLS Online TPP Program

#Question id: 15479

#XL - S Microbiology

Out of the following what usually supports the fastest growth rate and is therefore considered the preferred nitrogen source for E. coli

TLS Online TPP Program

#Question id: 20143

#XL - P Chemistry

The ratio of energy of the electron in ground state of hydrogen to the electron in first excited state of Be⁺³ is