A balance must exist between substances entering and exiting cells. Most animals take in substances by

Some cell types contain thousands of mitochondria. These cells are likely to use large amounts of which of the following?

In pea plants, purple flowers are dominant over white flowers. The phenotype ratio of purple to white flowers in a population of five plants is 4:1. How many plants have white flowers? A) 1 B) 2 C) 3 D) 4

A frozen yogurt shop offers scoops in cake cones, waffle cones, or cups. You can get vanilla, chocolate, strawberry, pistachio, or coffee flavored frozen yogurt.

Recessive sex-linked traits such as color blindness appear more frequently in males because A. males inherit only one sex chromosome. B. males inherit two copies of every sex-linked allele. C. sex-linked alleles are carried only on Y chromosomes. D.

Why do fermenters containing Mycoprotein not have stirrers?

Salt and water are mixed together in a bowl. The salt dissolves. The bowl of salty water is left out on a table. After a few days, you notice that the water is gone and that the bowl is covered in salt. What can you conclude? A.

When a Staphylococci species ferments mannitol on Mannitol Salt Agar, A. the Staphylococci cells turn yellow B. the Staphylococci colonies turn yellow C. the media around the Staphylococci colonies turns yellow

Which of these practices does the most to keep wind and water from Carrying away topsoil?

32. Explain why it is hard to classify organisms in Kingdom Protista? What are the definin characteristics of the kingdom?

Broken circuits can produce strong electric shocks.