How do exogrya and pycnodonte differ from modern day oysters?

How do you date a sample of rock that you suspect as being one of the earliest on earth

To determine if a particular plant is homozygous or heterozygous, you would have to test cross with a

Pls the table below shows the role of different substances during photosynthesis. substance role during photosynthesis glucose stores chemical energy water combines with glucose to form carbon dioxide chlorophyll traps sunlight which of the following statements would correct one of the roles listed in the table? glucose combines with carbon to form water. chlorophyll reacts with light to produce carbon dioxide. water combines with carbon dioxide during photosynthesis. chlorophyll stores chemical energy needed for photosynthesis.