What is the most accurate statement about the interaction between a tree and it’s physical environment

What are the coordinates of vertex a of square abcd? a (–1, –6) b (–1, –2) c (–1, 6) d (–2, 1)

Why does competiton happen? a: different organisms have different needsb: there are limited resources in an ecosystemc: there are no predators in an ecosystemd: organisms do not need the same resources (i think it's b but i'm not sure)

Influenza (the flu) is caused by a virus that attacks the respiratory system. which type of gene is most likely to be widely expressed in the body of someone who contracts the influenza virus? a the gene that controls the production of stem cells b the gene that controls the production of skin cells c the gene that controls the production of red blood cells d the gene that controls the production of white blood cells