What is an important part of the endocrine system that acts as a chemical messenger? spinal cord
arteries
neurons
hormones

If vegetable oil is made out of veggies, then what is baby oil made out of?

How many chromosomes does each human cell contain? a. 23 chromosomes b. 26 chromosomes c. 43 chromosomes d. 46 chromosomes

How do you know that the plant cells in these two images have different jobs, or functions? a. because all plant cells serve different functions b. because they are two different colors c. because their dna are different d. because their structures are different