Explain why the formation of hydrogen bonds between water molecules is important for the survival of living things.

35. What is alternation of generation in plants and describe how it changes through plant evolution?

What is the difference between food web and food chain

Describe how the types of vegetation present on this farmland would change if a fire burned down all the trees 120 years after the land was abandoned.

Science has shown that smoking causes cancer. Which is an example of how society responded to this information? A. Cigarette smoking remains very common. B. Stores have continued to sell cigarettes. C.

What are the monomers for 4 polymers

What happen to the balloon when the air decreasing

True OR False: 1. Flowers that are pollinated by bees forms fruits with significantly higher mass. 2. There is significant difference between the mass of fruit per plant of self-pollinated and bee-pollinated flowers.

Why must cell division be different between asexual reproduction and sexual reproduction? A. Sexual reproduction requires that the amount of DNA in a cell be halved. B.

Which of the following brings amino acids to the ribosome for use in translation? 1. rRNA 2. tRNA 3. mRNA

What is the process which cells in your body become different types of cells?