When light strikes chlorophyll molecules, they lose electrons, which are ultimately replaced by other electrons obtained by

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.

Select the correct answer. wax is a nonpolar substance. in which type of substance is it most soluble?

An unknown substance has been shown to have weak covalent bonds. which of the following is most likely a property of this substance? a. high ph b. high conductivity c. low melting point d. low flammability