Blog

Which of the following is a function of the gastrovascular cavity?

Coniferous gymnosperms, such as pines, depend primarily on _______ for pollination; thus, the plants produce large quantities of pollen that disperse over large areas during the spring.

Which of the following scenarios would most likely lead to competitive exclusion?

What are the organisms shown in the figure?

In a physiological system operating with positive feedback, _____.

Disruptive selection for body size would most likely occur when

Cyanobacteria

The Tasmanian tiger (now extinct) and the American grey wolf evolved independently of each other, but show similar physical structures and hunting behaviors.  The similarity between the two organisms is most likely a result of:

Which is a type of muscle tissue?

There are two kinds of behavior that all organisms are capable of doing. If Inez blinks her eyes because a gnat flies close to them, this is considered a(n) ________ behavior; but, if she then swats at the gnat, this is considered a(n) ________ behavior.