Practice Questions

TLS Online TPP Program

#Question id: 4221

The genetic code is essentially the same for all organisms. From this, one can logically assume which of the following statements to be true?

#Unit 3. Fundamental Processes

A gene from an organism can theoretically be expressed by any other organism.
DNA was the first genetic material.
The same codons in different organisms translate into different amino acids.
Different organisms have different types of amino acids.

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TLS Online TPP Program

#Question id: 29048

#Unit 10. Ecological Principles

Many organisms minimize heat loss to the environment via___

TLS Online TPP Program

#Question id: 29049

#Unit 10. Ecological Principles

Some given statements about anti freezing are given;

a. some invertebrates to withstand temperatures as low as –18°C without freezing, in presence of glycoproteins

b. Sodium, potassium, or chloride ions involve to increasing the blood freezing point, so the lack of these ions some species help to lower the blood freezing point

c. Amphibians release large amount of glucose into the blood to prevent freezing of blood in cold

d. Sodium, potassium or urea function as anti freezing in their blood

e. Glycine causes supercooling in plants

Which of the following statements about supercooling/anti freezing is correct?

TLS Online TPP Program

#Question id: 29050

#Unit 10. Ecological Principles

Which of the following cells can withstand temperatures down to–38°C?

TLS Online TPP Program

#Question id: 29051

#Unit 10. Ecological Principles

Increase in the average body mass of animal population within a species with higher latitude is known as___

TLS Online TPP Program

#Question id: 29052

#Unit 10. Ecological Principles

Allen’s rule states that__

TLS Online TPP Program

#Question id: 29053

#Unit 10. Ecological Principles

Gloger Rule states that___