What condition or conditions is responsible for large-scale global vertical ocean circulation? a. Deep-water production
b. Thermohaline circulation
c. ENSO events
d. Langmuir circulation
e. Surface currents

i think that it is c, d, and e, hope this

producers within ecosystems are essential as they are at the base of the food chain. plants are examples of producers. they use the process of photosynthesis to capture light energy and use it to convert simple inorganic substances (carbon dioxide and water) into organic substances (glucose).

the jugular venous disention can be a sigh of problems starting with the heart specificaly the right side. with the evidence pressent he may have a blocage in a vein or artery due to a blood clot forming in the surggery. its a theory