How do you tell if physicalchange has occurred?

a. it cannot be reversed.

b. a new substance appears.

c. no new substance is produced.

A pregnant female is rh negative and at 28 weeks gestation. the child's father is rh positive. the mother is given an injection of a high-titer rho (d) immune globulin, 300 mcg, im. what cpt® and icd-10-cm codes are reported?

Which pair of elements would be expected to form an ionic bond? A. nitrogen & oxygen B. lithium & fluorine C. carbon & hydrogen D. silicon & chlorine

Qué declaracion mejor describe la reproducción entre bacterias en condiciones ideales? La reproducción es sexual y ocurre a un ritmo rápido. La reproducción es asexual y ocurre a un ritmo rápido. La reproducción es sexual y ocurre a un ritmo lento.

One of the best ways to break the chain of infection is to use disinfectant agents when cleaning your house. wash your hands frequently. drink water only if it is fluoridated. get boosters for immunizations 6 months early.

Label the steps for protein synthesis in order, beginning with the first step. Can someone tell me which one is step 1 an 2 an 3 an 4 an 5 Once the protein is made, the gene for a particular trait is expressed.

Which atoms are found in all carbohydrates?

Which group of animals has existed the longest? a. tubulidentates b. perissodactyls c. artiodactyls d. sirenians

In which organelle does the chemical process of photosynthesis occur? mitochondria nucleus chloroplast endoplasmic reticulum

What do birds have that distinguishes them from other organisms? a. Four-chambered he21 c. Amniotic eggs b. Wings d. Feathers

Which of the following is a convection from chemical energy and thermal energy A. coal is burned to heat water B. All of the options are correct C. charcoal is burned in a barbecue pit D. food is digested and used to regulate body temperatures