It is difficult to grow
bordetella pertussis in a laboratory because of its inability to grow on ordinary
laboratory media such as nutrient agar or macconkey agar. The organism will
only grow on specialized media supplemented with charcoal, blood (20%), potato
(starch) in order to absorb toxic substances which can inhibit its growth in the
agar.
Explanation:
University is an educational institution designed for instruction, examination, or both, of students in many branches of advanced learning, conferring degrees in various faculties, and often embodying colleges and similar institutions.
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Answer:
Doing experiments, maintenance and cleaning.
Explanation:
Astronauts perform tasks of the day which is supervising experiments, performing routine maintenance on station equipment and the astronauts wipe the walls, floors, and windows to keep them clean in order to avoid any type of microbial growth. Most of the activities are similar in space to the earth i.e. sleeping, eating the meal three times a day and exercise to maintain health and become active all the day.
Answer:
Explanation:
Water bodies to water vapour which includes the process of evaporation.
Then, it will condense to become water droplets.
After it rains, it will fall back to earth as a water droplet and the cycle continues.
Answer:
Inna Allah Yusmiyu Mayyashao”
After this Dua recites verse 22 from Surah Fatir which is mentioned below 111 times.
Wa maa yastawil ahyaaa’u wa lal amwaat; innal laaha yusmi’u mai yashaaa’u wa maaa anta bimusi’im man fil quboor