Pores in the leaf that allow air to enter the leaf are called

How has the separation of the Continents affected the evolution of animal and plant life

Stored energy is called energy, and movement is called energy.

Some technologies like vertical farming have a number of negative effects. Which is a negative result of this technology?

Why does the heart separate the oxygenated blood from the deoxygenated blood

Which of the following methods for energy transfer needs direct contact between objects to make the transfer? A. radiation B. convection C. conduction

A sample of radioactive material has a half life of 20 years and an activity level of 4 curies. After how many years will the activity level of the sample be at 0.25 curie?

To which subset of real numbers does the square root of 5 belong to

Which of these structures is unique to the seed of a monocot?

Name 5 major events occured during the precambrian era?

Why today we follow idea of Darwin