In the fossil record, there is no evidence of anything living on land before plants. Why are plants necessary before more compli
cated animals can evolve? A. Plants were not needed.
B. Plants were needed to produce Carbon dioxide.
C. Plants were needed to change the soil content.
D. Plants were needed to produce oxygen.
They both release something to create a baby, they both have gonads meaning male has testicles and female has ovaries.Both develope similar eymbrotic tissue
