The curving of plants toward light is an example of: which of these is not a recognized class of plant hormone?
nyctinasty
geotropism
seismonasty
phototropism

Which beat describes the brain stem

Which best describes a gene? a. a sister chromatid b. a chromosome c. a tetrad d. a piece of a chromosome

Need the diagram below, which is not drawn to scale, shows the position of the earth, moon, and sun. what type of eclipse occurs when the earth, moon, and sun are lined up in the order shown? a. planetary eclipse b. solar eclipse c. martian eclipse d. lunar eclipse