Purchase Solution

Oxygen in seawater.

Not what you're looking for?

Ask Custom Question

If all oxygen in seawater comes either from exchange with the atmosphere or from photosynthesis by phytoplankton in the euphotic zone, how do you explain that there is sufficient dissolved oxygen throughout the water column, even in the greatest depths, except in highly unusual locations? how did photosynthesis allow life to come out of the ocean and on to land?

Purchase this Solution

Solution Summary

Oxygen in seawater is examined. How photosynthesis allows life to come out of the ocean and on to the land is determined.

Solution Preview

Hello and thank you for the opportunity to assist you with this question. You also add a second partial question - a very short answer to that is also provided. If there is more to that question, please resubmit the question to the board as a new question. Thank you! -

1) If all oxygen in seawater comes either from exchange with the atmosphere or from photosynthesis by phytoplankton in the euphotic zone, how do you explain that there is sufficient dissolved oxygen throughout the water column, even in the greatest depths, except in highly unusual locations?

The distribution of oxygen throughout the ocean water column is a function of ocean biogeochemistry. The oxygen content at the surface is relatively high (about 6 milliliters per liter) and is ...

Purchase this Solution


Free BrainMass Quizzes
Birth 101

Do you know about childbirth? Find out with this quiz.

How Well Do You Know Your Body?

This quiz will assess the different systems of the human body. It will examine everything from the organs to the cellular processes that occur.

BioChemistry Basics

This Quiz will test your knowledge of the amino acids used in biological systems

Biochemistry Basics

A refresher quiz to test your knowledge of basics concepts of biochemistry.

Breast Milk and Breastfeeding

How much do you know about breast milk and breastfeeding? Double check your knowledge level with this quiz!