What are transgenic bacteria? describe role of these in human welfare.

Gram-negative bacteria have a cell wall that is! and does not accept the stain, making itappear

What is the meaning of exocytosis ?

Which of these internal feedback reactions does not need your brain? oa. your leg jumping when it is hit by a reflex hammer b. your deeper breathing when you need more oxygen c. your body temperature rising when you have an infection d. your heart beating faster when you are in danger