Like chordates, all invertebrates have

Nucleic acid certain protein cell membranes certain carbohydrates

Two critical interventions to turn around the opioid crises are:

Which of the following is a good definition for the word adaptation? question 1 options: a trait that an organism survive and reproduce in its environment. a change in an organism's environment. the way in which animals obtain food. a temperature change that can cause the extinction of plants and animals.