Compared to our solar system, the universe is 1.
younger, smaller, and contains fewer stars
2.
younger, larger, and contains more stars
3.
older, smaller, and contains fewer stars
4.
older, larger, and contains more stars

Apatient is in need of hydration. which type of solution are the patient's cells most likely in?

Amylase is an enzyme found in the human digestive system. why do you think it was important to keep the enzyme temperature above 37 degrees celsius (98.6 degrees f)? describe what might happen if the temperature decreased by 10 degrees celsius.

Type the correct answer in the box. use numerals instead of words. fiona has a lovely flower bed in her yard. she wants to add a fence along one side of the flower bed. the fence material is sold in meters. fiona knows that her flower bed is 200 centimeters in length. how much fencing material does fiona need in meters? fiona needs meters of fencing material for her flower bed.