Which of the following describes symbiotic mutualism? a: one organism benefits , b; one orgamisn is harmed , c; both organisms benefit , d; both organisms are harmed

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?

Pls quickly! which of the following is true about the behavior of an organism? a. the behavior of an organism is influenced by both its heredity and it’s environment. b. the behavior of an organism is influenced only by the treats it inherits from its parents. c. the behavior of an organism is influenced only by the environment in which it lives in. d. the behavior of an organism is not influenced by either it’s heredity or its environment.

Which of the following particles always has a positive charge? a. electronb. neutron c. proton d. ion