Which characteristics describe the troposphere? Select two options.

is the innermost layer

contains the ozone layer

has the highest air pressure

spans 12-50 km above Earth

is a good place for planes to fly

Why does the enzyme tryPsin get deactivated when ontroduced in the gastric juice of the stomach?

50 word summary: cancer

How do you do punnett squares?

The temperature in the upper atmosphere is - 2°C, and the temperature on Earth's surface is 5°C. Which type of weather is most likely in these conditions? A. freezing rain B. snow C. sleet D. rain E. drought

Shows a spider capturing an insect in its web. Which of the behaviors related to survival is the spider exhibiting?

Name 4 nitrogenas bases of dna and rna. which match with which

The newest brain scanning technique which is popularly used is

The process of making new dna molecules is semiconservative. this means that every new dna molecule is composed of

What muscle fiber is the thickest and has cross bridges?

To make 1+1=1 what need to happen to the DNA of the parents