The source of the oxygen released into the air as a product of photosynthesis is C) Water only.
Answer:
They are prokaryotes and eukaryotes and prokaryotes are single celled and eukaryotes are multi celled
Explanation:
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Answer: B) G2
Explanation: G1) first gap phase; the cell grows larger and organelles are copied
S) synthesis phase; the cell synthesizes a complete copy of the DNA in its nucleus
G2) second gap phase; the cell grows more, makes proteins and organelles, and begins to reorganize its contents in preparation for mitosis
M) mitosis phase; the cell divides its previously-copied DNA and cytoplasm to make two new, identical daughter cells.
So DNA replicates in S phase but then it moves to G2
A good way to reduce acid rain is use less fossil fuels, as they cause pollution which results in acid rain.
An increase in biodiversity can either cause over-population of several different species or an increase in competition factor(s). Those are the most common results.
