Q: What happens to structural genes in the presence of tryptophan? Choices: - they are not oxidised - they are transcribed - they are exterminated - they are not transcribed A:
they are not transcribed

(Question)
Q: Many european and asiatic elms are less susceptible to dutch elm disease than which elms? Choices: - caribbean - rican - african - american A:
(Answer)
american

Ques: Q: What type of response do signal transductions within target cells bring about? Choices: - resporatory - bacterial - psychological - physiological A:
Ans: physiological

(Q).
Q: True animals are divided into those with radial versus bilateral styles of what? Choices: - attracted - molecular - magnetic - symmetry A:
(A).
symmetry

Ques:Q: A man made lake is known as what? Choices: - Pond - Lake - Lagoon - resevoirs A:

Ans:resevoirs

Q: What does interstellar medium consist of? Choices: - gravitational waves - the strong force - dark matter - thinly spread gas and dust A:
thinly spread gas and dust