Chloroplast: Photosynthesis. In photosynthesis, the sun's solar energy is converted to chemical energy. The chemical energy is stored in the form of glucose (sugar). Carbon dioxide, water, and sunlight are used to produce glucose, oxygen, and water.
SEP IRA Contribution Limits 2013. You can contribute up to 25% of your total salary or 20% of your adjusted annual income to a SEP IRA, up to a limit of $51,000 in tax year 2013. This is almost twice the limit for 401(k) investors.
A business owner can create SEP accounts for herself and for each eligible employee. Only the employer can contribute to an SEP IRA. The contributions are tax-deductible to the employer and tax-deferred for the employees, up to the annual limits.In 2013, those limits are 25 percent of the employeeâs compensation or $51,000, whichever is less.he contributions are tax-deductible to the employer and tax-deferred for the employees, up to the annual limits. In 2013, those limits are 25 percent of the employeeâs compensation or $51,000, whichever is less.