only special bacteria can use nitrogen in our atmosphere and "fix" it so other organisms can benefit. what are theese bacterias called?

How do the oceans influence wind speed and direction? A. The Gulf Stream causes wind to blow north with the current. B. The flat surface of the water slows down the wind. C.

About how many times does your heart beat in a day? In a year?

Gneiss is formed. The mineral grains in granite are flattened under pressure. which event occurs first?

All BUT one descriptive phrase applies to the illustration of water. That is

Is the part of grains and plant foods that cannot be digested?

Which term would be applied to a regulatory condition that occurs when protein is associated with a particular section of DNA and greatly reduces transcription? A) induction B) negative control C) stimulation D) positive control E) activation

1. The reproductive parts of angiosperms are located within the called the and the female part is called the The male part is 2. In angiosperms, pollen produces cells. Pollen sticks to the female and travels down the style to the ovary.

Why would over-inflating the cuff of the sphygmomanometer be a problem for the patient?

Athletes often have a very low resting heart rate. what does this tell you about the health of their heart? explain.

Why some nutrients would leave the plant cell?