Little more is known about the biological activity of this species.

It does not reflect any biological activity in the patient, he said.

Can we separate human activity, cultural or biological, from bacterial action?

"Computer, do you detect any evidence of current or former biological activity in these samples?"

The biological activity of these compounds remains to be determined.

"It is not crucial to any of garlic's biological activities."

Spices have a high amount of biological activity and enhance life.

Only S-equol is believed to have biological activity in the body.

Each protein has an essential role in the structure or biological activity of a cell.

They might have other biological activities which haven't been fully characterised.