How can scientist determine the age of a petrified wood?
O Growth rings indicate how old the plant was.
The size of the petrified wood can indicate its age.
O The condition it was found can identify its ages.
O The color of the petrified wood indicates its age.

Which codon is the code for the amino acid histidine (his)?

The table below shows the number of foot bones in some horse fossils.horse fossil recordhorse fossil number of foot bonesp 19q 17r 24s 13ancient horses had more bones in their foot then present-day horses. the present-day horse has 11 foot bones. what is the correct order of evolution of the horse starting from the youngest fossil? a. q p r s b. s r p q c. s q p r d. r p q s

In a vegetable garden 45 bean plants have been eaten by deer 5 are untouched what is the frequency of bean plants in the garden that have been eaten?