Q: Q: What is the only light that humans can see? Choices: - dark light - distinct light - bright light - visible light A:
A: visible light

Q: Q: What kind of surface temperature is found on venus? Choices: - a little hot - cool - cold - extremely high A:
A: extremely high

Q: 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:
A: they are not transcribed

Q: Q: What part of a chromosome exists in different states of condensation at different times? Choices: - centromeres - pellicle - chromonema - the chromatin A:
A: the chromatin