The unity of living systems arises through evolutionary change true or false

Fish in a marine environment must maintain a relatively constant ion concentration in their tissues and blood. How do the chloride cells in the gills aid fish in the removal of excess ions? A.

Which of the following statements is TRUE? a) The coordinated activity of the organ systems is necessary for normal function. b) Because organ systems are so interrelated, dysfunction in one organ system can have profound effects on other systems.

Body cells created by mitosis have ___ pairs of chromosomes

A nurse is planning to provide self-care health information to several clients. which client should the nurse anticipate will be most motivated to learn?

Which of these is a true statement? A. Surface currents have a warming effect on the climate of nearby land. B. Surface currents move in circular patterns across the earth. C. Surface currents affect only shallow water temperatures. D.

Should the FDA should give Aquabounty permission to grow and sell transgenic salmon? Why or why not?

How do the number of chromosomes in a female scorpion's egg cells (gametes) compare with the number in her body (somatic) cells?

3. If you collected a large mass of Rhizopus and transferred it to an orange and then collected a large mass of Aspergillus from an orange and transferred it to a slice of bread, both of the fungi would die. Explain why this happens.

Discoveries and ideas generated in one experiment can be used for another experiment. true or false

Under what conditions would you expect aldosterone levels to be high and under what conditions would you expect antidiuretic levels to be high?