Ahorse is suffering from seizures, paralysis, ataxia, and lameness. a veterinarian suspects that it has an infectious disease. which sample should the veterinarian

collect to diagnose the horse?

a)feces

b. sputum

c)nasal swab

d)blood

B. sputum

Explanation: You're gonna wanna give it a sputum because sputum's is a mixture of saliva and mucus coughed up from the respiratory tract, typically as a result of infection or other disease and often examined microscopically to aid medical diagnosis.  

it’s lava came from an explosive eruption

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.