How does your baby's eating, sleeping and motor development compare to the typical developmental patterns?

Which direction does the energy flow in this energy pyramid ?

What if the yeast were extremely active and produced more than 100ml gas. would you know? why/why not

Which of these is not an example of molecular homology? 1. use of dna and rna as genetic material 2.use of glycolysis as the first step in cellular respiration in both plants and animals 3. the lack of an igf-1 gene in prokaryotes 4. the use of aldolase b to break down fructose in bacteria, plants and animals