Which two statements describe harmful effects of a tree dying and falling in a forest? a. The space opened in the forest lets more light shine on plants that need it
b. Animals living in the tree's branches lose their shelter and nesting sites
c. The dead tree provides a new source of food for decomposers
d. Vines growing on the tree die if their stems and roots are damaged

not sure if this what   you'r looking for would be percent composition

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?

a. population growth is decreasing

-2

+4

-10

-3

-8

-3

so the population decreased by 24 because 3+3+8+10+2=26-2=24.

hoped i !

explanation: