Blog

What is the function of the annulus?

What is the nickname of the lycophyte plant which appears to be dead, but suddenly grows back green when water is added to it?

In ferns, what structure contracts to release spores from the sporangium?

True or false: antheridium and archegonium are diploid plant tissues.

What plant spores are used in theatrical explosions and at one time were used for flash photography? (Hint: we watched a video where a scientist used this to make a flamethrower).

True or false: the zygote (in a fern) results from the fertilization of an egg cell by a sperm cell.

All of the following are part of Porter’s five forces model of industry competition EXCEPT?

WalMart is able to keep its operating costs low by exerting power over its suppliers, achieving economies of scale, and using sophisticated supply chain software to improve efficiencies.  This supports which generic strategy? 

If a center is open three to four hours, it should serve

Why are interviews with parents such a valuable source of information?