A teacher wants to use a simple model to show his class how bees pick up pollen Which model would be best for the teacher to use?
A. Use tweezers to pick up rice
B. Use toothpick to pick up grape
C. Use paintbrush to pick up sugar
D. Use magnet to pick up paper clips

Coral reefs support more species per unit area than any other marine environment on earth. what is one way coral reefs are important to the health of the biosphere

The picture showed normal blood cells which are around and sickle cells which appear much longer people with sickle-cell suffer from the sickle cell anemia which is inherited diseaseit is caused by a change in gene responsible for production of hemo goblin this type of change is known as an

What type of appendages do sponges cnidarians roundworms annelids mollusks arthropods echinoderms and vertebrate have? jointed, not jointed, absent