1. Which is the pacemaker of heart? 2. ---------secreted by stomach acts as a buffer against acidity? 3. Blood capillaries are wider than lymphatic capillaries(T/F)

1. Which is the pacemaker of heart? 2. ---------secreted by stomach

1.	1. Which is the pacemaker of heart? 2. ---------secreted by stomach acts as a buffer against acidity? 3. Blood capillaries are wider than lymphatic capillaries(T/F)
Answer» 1. Which is the pacemaker of heart? 2. ---------secreted by stomach acts as a buffer against acidity? 3. Blood capillaries are wider than lymphatic capillaries(T/F)