Periwinkle snails, which feed on various types of algae, are thought to be keystone species of rocky northeastern Atlantic shores. This is because Select one: a. Periwinkles eliminated the dominant algae entirely. b. Periwinkles eliminated all algae and died out. c. The action of periwinkles made one type of algae less dominant, which allowed other algae populations to continued. Periwinkles eliminated all of the less-dominant algae species

Lola needs to sign 6 invitations. using stopwatch that measures time to tenths of a second, it takes lola 5.3 seconds to sign her full name. going by the accuracy of the stopwatch, which is the most accurate determination for the number of minutes lola needs to sign all 96 invitations

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.

Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16