A. He should add shells that are different colors, but the same size and type, to the tank and observe which shells the hermit crabs choose.
Durning an experiment you need to keep everything the same but only change the certain things based on your theory.
Such as how the student wanted to see if the color attracted the crab. If he had changed the size and type of the shell then the crab would have chosen the bigger one as they tend to grow into larger shells.
Answer:
gg
Explanation:
Not 50 pts but... recessive usually means it's the tiny letters.
Dominant traits have capital letter GG or Gg, so the dominant trait is going to show as the phenotype.
An instrument used for measuring rate of Transpiration occurring from lower surface of leaf.
Answer:
mala maff Kar ra meko angraze nahi ati rae baba
Answer:
protein
Most genes contain the information needed to make functional molecules called proteins. (A few genes produce regulatory molecules that help the cell assemble proteins.) The journey from gene to protein is complex and tightly controlled within each cell.
