Simple sentences are important for making clear ... such as 'and', 'but' and 'so' to link them together. Complex sentences include a subordinate clause. Go back to the video you have just watched ...

Complex carbs have lots of sugar molecules bonded together in long chains and take longer to digest. Whereas simple carbs have just one or two molecules that your body absorbs quickly. Since ...

Fish can change their teeth quickly, which speeds up their evolution. Cichlids in African lakes show the fastest transformations.

Ovarian cysts are sacs or pockets of fluid that form on the ovaries. There are two types of cysts: simple and complex. These are fluid-filled cysts that have no solid features. They are often either a ...

Situations requiring a complex return include: Tax preparation companies define simple returns differently, but most free filing services are limited to basic Form 1040 returns. For example ...