1. List four characteristics used to classify whales as mammals.

Which technology do environmental scientists use to track vulnerable populations of animals fitted with an electronic collar?

The stage of prenatal development during which MOST miscarriages are likely to occur is the a. zygotic stage. b. germinal stage. c. fetal stage. d. embryonic stage.

Why is a pyramid effective for showing energy flow?

5. Some areas of the nation have limestone in the soil and lake bottoms. Explain how the presence of this mineral acts as a natural buffer against acid rain

Which of the following is a symbiotic relationship between algae and fungi? a. toxoplasmosis b. malaria c. yeast d. lichen

What term is defined as the ability to do work?

How do the functions of the skeletal and muscular system differ? A. Muscles provide structure and support to the body, while bones move the muscles. B. Muscles send signals to the body, and bones are responsible for movement. C.

What structures form cytoplasmic channels that connect adjacent plant cells through the cell walls?

Expt. No. Date Uninone sustam 1. Explain the process of urine formation in nephron

Conceptos referidos a las funciones de los seres vivos. Nutrición