Read the selection from the section "Why Are Nutrient Cycles Important?"
When human population levels were
low and technology simple, the effect
on the biosphere was relatively small.
Increasing human popula. on levels
and harvesting of Earth's natural
resources has transformed this
situation, especially in recent decades.
Which word from the selection helps the reader
understand that humans have removed matter from
the biosphere?

Although there are a limited number of amino acids many different types of proteins exist because..

Greenthe fossil record is the history of life recorded byhuman observationgod.climatologists.remains of the past.

1. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 50%25%0%100% 2. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 0%100%50%25%(picture 1 is for question 1, and picture 2 is for question 2)