How many individual strands is dna composed of? 1 strand 2 strands 3 strands 4 strands?

Ow does water enter the atmosphere? a. liquid water evaporates from lakes when heated by the sun. b. frozen water sublimates from ice and snow. c. liquid water is lost from tree leaves during evapotranspiration. d. all of the above.

Which term would be directly related to the science of ecology? A. genetics B. population density C. circulatory system D. taxonomy

Need to know about plants and animal cells

If we know what type of rock we are examining, we can figure out how much it weighs how hard it is how it was formed where it was formed

What monomers compose proteins?

What happens to air when it heats up

Healthy bodies can come in a variety of shapes and sizes. How would changes in the types of bodies used in advertisements affect the health choices of the general public? a. Decreased use of ectomorph body types will increase pressure to undereat b.

How much of our atmosphere is nitrogen?

What is relative concentration of water in hypotonic solution?

How do scientists use fossils to study earth history