Which animal can leave its eggs to hatch and does not need to take care of the infants? a ducks b sea turtles c frogs d penguins

Nucleic acid certain protein cell membranes certain carbohydrates

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.