What do birds do to avoid frigid temperatures?
a)eat more food
b)migrate
c)sharpen there beaks
d)hibernate

Asnail, elodea (aquatic plant), or both were added to the tubes and they were stoppered. tubes were placed under a grow light for 24 hours and the results recorded. the test tubes were then covered for 24 hours to produce a dark environment and the results recorded. which statement best explains the change in test tube d from the light setup to the dark setup.

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that

Why does the earth spin slowly, not faster? is it possible to prove it scientifically? can you prove it with math?