True or false oceanic lithospherr is lighter than continental

Which structure secretary’s hormones directly into the bloodstream without using a duct a) lacrimal gland b) adrenal gland c) oil gland d) salivary gland

Climates are classified according to which two major factors: a. elevation and precipitation. b. latitude and temperature. c. elevation and latitude. d. precipitation and temperature.

Species can vary in several ways. which of the following is one of darwin's ideas that was accepted by most scientists of his time due to the large number of fossils being discovered at that time? a. species vary around the world. b. species have specific adaptations to their local environment. c. species that live in seawater can also live on mountains. d. species change over long periods of time.