A parabola has a vertex at the origin at (0,0). The equation of the directrix of the parabola is x=-4

In which direction does the parabola open?

A) Up

B) Down

C) Right

D) Left

In fruit flies the allele for long wings (L) is dominant and the allele for short wings (l) is recessive. What is the likely genotype of a fruit fly with short wings? Either LL or Ll Either Ll or ll Only LL Only ll

True or false? low doses of cns depressants can cause sedative effects and relaxation.

In the sympathetic division of the ANSa. an important characteristic is convergence of neurons. b. preganglionic fibers are generally longer than postganglionic fibers. c. the preganglionic cell body is located in the lateral horn of the spinal cord.

The winter solstice is the shortest day of the year in the northern hemisphere

Which of the following is not a characteristic of mitochondria? A. Mitochondria are considered to be the "powerhouses" of the cell. B. Mitochondria produce most of the energy needed by the cell. C.

Only problems that are observable, measurable, repeatable, and falsifiable can be proved or disproved using the scientific method.

Sources sometimes present unreliable information as if it were scientific. These claims may be implausible or may not be testable. Which of the following terms describes this type of information? A. Peer review B. Bias C. Empirical evidence D.

What percent of climate change scientist agree that climate warming trends over the past century are very likely due to human activities?

Consider the following data. Rates for Cheetah Population from 2011 to 2012 Cause of change 2011 2012 Deaths 2 1 Births 5 4 Immigration 6 1 Emigration 8 3 Which would have to happen to keep the population growth of cheetahs the same in 2013?

He is kinetic energy moving from a warmer object to a cooler object ... how is this false?