9. organize the following structures from the largest to the smallest:
a. nucleus, cell, chromosome, gene, allele
b. cell, nucleus, chromosome, gene, allele
c. cell, nucleus, gene, chromosome, allele
d. nucleus, chromosome, cell, gene, allele

Ahypothesis that has been tested again and again , with similar results each time may become a law , true or false

Which is the function of the hypothalamus in thermoregulation? answers: -sensor -effector -stimulus -intergrating center it's either a or c i believe

What's wrong with this ecological pyramid? (multiple choice)1. secondary consumers should be at the bottom of the pyramid2. the sun has an arrow leading to decomposers 3. primary consumers should come after the sun4. energy retained should increase from the bottom to the top5. the sun should be at the bottom of the pyramid