Diffusion Across a Cell Membrane. Diffusion is the movement of a substance across a membrane. Substances diffuse across cell membranes in a process known as passive transport. This means that the cell does not expend any energy in transporting substances across the cell membrane. Instead, substances move down their concentration gradient as a result of random thermal motion.
401k and profit sharing plans are both forms of retirement plans. They allow employees to make pre-tax contributions to an account where contributions and earnings are not taxed until distributed. Some 401k plans require an employer to make contributions to a plan.
When a business entity is VAT registered, it is subject to 12% sales tax on its gross sales or receipts. Such sales tax is referred to as VAT or Output Tax. On the other hand, if a business entity is NON-VAT, it is subject to 3% sales tax on its gross sales or receipts.. If youâre registered as NON-VAT, you are not required to put 12% VAT on your gross receipts or sales. You may present to your customer your BIR Certificate of Registration (COR) to show that your company is NON-VAT. 2. 2% withholding is required to be withheld on Income payments to prime contractors/sub-contractors.