Veins have a much lower blood pressure than arteries. Which of these prevents backflow of blood in veins?

A. pressure applied by the heart

B. one-way valves in veins

C. thin muscular walls of veins

How does the nurse apply the identity versus role confusion stage in the care delivery of an adolescent? select all that apply?

What is one type of graph that is particularly useful for organizing and comparing experimental data for several things in one graph

A client has a new tracheostomy. Which interventions should the nurse include when performing tracheostomy care?

The initial laboratory results for a primigravida indicate a hemoglobin of 12 grams/dL, hematocrit of 36%, and a blood group and type of A, Rh-negative.

What is the cytoskeleton of a cell? What does it do?

2. According to the cladogram of primates shown, which key cultural feature was shared exclusively by only homo sapiens and Neanderthals? A. Artistic creation B. Tool building C. Walking upright D. Burying dead/religious beliefs

I am asking you to create a five paragraph (one-page paper) responding to the following prompt: In order to stop the spread of corona, beaches were forced to close.

What did Marie Curie discover radium inside

What does the genome of a transformed e coli cell contain that a normal e coli cell does not contain?

All plant and animal groups existing together and the physical factors with which they interact compose a (n) a. climate. b. kingdom. c. ecosystem. d. weather pattern.