A forensic scientist is called to a court of law to provide a) fact b) opinion c) judgement d) reflection

The reason it is important to separate the witnesses at the crime scene is to a) prevent contamination of the evidence b) prevent fighting among the witnesses c) prevent the witnesses from talking to each other d) protect them from the perpetrator

A crime-scene sketch should include all of the following except a) a scale of distance b) date and location of the crime scene c) a north heading on the diagram d) the type of search pattern used to collect the evidence

All of the following are ways to improve our observational skills except a) be sure to look at the entire area, not just the body, weapons, or signs of break-in b) observe everything no matter how big or small c) when collecting evidence, record only those things that you are sure are important d) write down and photograph everything you find

The word forensic refers to the application of scientific knowledge to legal questions.

Correct collection of evidence requires which of the following? a) documenting the location where the evidence was found b) correct packaging of evidence c) maintaining proper chain of custody d) all of the above

Natural fibers can be harvested from a) plants and animals b) only from plants c) only from animals d) plants, animals, and minerals

Which of the following is most likely a result of hair bleaching? (a) increased number of disulfide bonds (b) oxidized hair and damaged DNA (c) a more triangular cross section (d) thickened scales on the cuticle

Explain the concept of half-life with respect to radioactive nuclides. What rate law is characteristic of radioactivity?

In this given problem using the Law of Cosines to solve the triangle.

$$\beta=100^{\circ}, a=22.3, b=16.1$$

How did the results of Mendel's dihybrid crosses lead him to formulate the law of independent assortment?

Use the Law of Exponents to rewrite and simplify the expression $\dfrac{x^{2 n} \cdot x^{3 n-1}}{x^{n+2}}$.

Write Gauss's law for the gravitational field $\overrightarrow{\boldsymbol{g}}$ (see Section 6-6).

How does the saying “You get what you give” relate to Newton’s third law?