Ques: Q: A change in one or more physical properties of matter without any change in chemical properties is called what?    Choices:  - negative change  - positive change  - atmospheric change  - physical change  A:
Ans: physical change

Ques: Q: The basic fabric of most biological membranes is a double layer of _________ and other lipids?    Choices:  - solids  - liquids  - antibodies  - phospholipids  A:
Ans: phospholipids

Ques: Q: Innate behaviors occur in all animals. however, they are less common in species with higher levels of what?    Choices:  - hormones  - interdependence  - nonverbal communication  - intelligence  A:
Ans: intelligence

Ques: Q: What are used to write nuclear equations for radioactive decay?    Choices:  - trigonometric symbols  - critical symbols  - radioactive symbols  - nuclear symbols  A:
Ans: