The phrase "and activity in a" is grammatically correct and can be used in written English.
It can be used when discussing a specific type of activity within a certain context or framework.
Example: "The report highlights the importance of collaboration and activity in a team setting to achieve project goals."
Alternatives: "and engagement in a" or "and involvement in a".
And Food.com saves all of your recent searches and activity in a recipe stream.
The catalyst indicated excellent selectivity and activity in a very short time (6 min) under a solvent-free media.
Our results indicate that recurrent NTG episodes are necessary to affect clinically-relevant symptoms of light sensitivity and activity in a rat migraine model.
We used motion-detecting camera traps to examine spatial and temporal patterns of meso- and apex predator occupancy and activity in a fragmented landscape in California.
To this end, we associate inventors with specific knowledge elements in the firm's knowledge network and examine how this association affects the inventors' popularity and activity in a work-related advice network.
Because nociceptors are found in a very wide range of species, and are functionally effective even in decerebrate or spinally transected animals, their presence and activity in a species provides little or no direct evidence for phenomenally conscious pain experiences.
The effect of oleic acid overloads on biomass accumulation and activity in an anaerobic filter was investigated.
Finally, we sought to uncouple effects of enzyme location from effects of enzyme level and activity in an independent approach.
Behavioral tests used were passive avoidance and activity in an open field.
During HIV infection, multiple mechanisms involving both viral and cellular components contribute to enhance IDO expression and activity in an uncontrolled manner.
She has begun an online chronicle of her thoughts and activities in a Web log, or blog.
