2 points 8. The Fossil F3 was identified as an index fossil that was around 200,000
years ago. What could be assumed about the fossil found in the same
layer, F2?
F1
ES
Region 1
Region 2
Region 3
The fossil F2 was alive earlier than 200,000 years ago
O The fossil F2 was around at the same time as the index fossil
O The fossil F2 was around later than the index fossil
The age of the fossil cannot be determined by using the age of the index fossil

Which of the following represents the correct format for the scientific name? a. staphylococcus aureusb. staphylococcus aureusc. staphylococcus aureusd. staphylococcus aureus

Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos

Draw a simple labelled diagram if a collenchyma tissue