Fermentation takes place in absence of carbon dioxide.

a. true
b. false


Answer: b. false

Biology & Microbiology

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Luke sprained his ankle, tearing some of the collagen protein that forms his ligaments. Some types of collagen consist of three polypeptide chains twisted together to form a rope-like strand. What level of protein structure does this rope-like strand represent?

A. Primary B. Secondary C. Tertiary D. Quaternary

Biology & Microbiology

Once labor begins in childbirth, contractions increase in intensity and frequency, causing more contractions to occur until delivery. The increasing labor contractions of childbirth are an example of which type of regulation?

A) positive feedback B) negative feedback C) feedback inhibition D) enzymatic catalysis

Biology & Microbiology

Choose the best matching element.

A. Single base-pair mutation B. Translation C. Promoters D. Messenger RNA E. transcription F. Polysome G. RNA polymerase H. Anticodon I. Codon

Biology & Microbiology

Biotechnology can be said to have ancient roots. Explain

What will be an ideal response?

Biology & Microbiology