Aplants root system is which level or organization? a. cell b. organ c. organ system d. tissue

Would really appreciate it, i have an idea but not completely sure

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.

What is turgor pressure, what causes it, and what does it do for a plant?