Is the ganglia in the PNS or CNS

A virus that infects bacteria is called? A: prophage B: bacteriophage C: endospore D: retrovirus

Which layer of the eye completely surrounds the eye except for a dark, round opening called the pupil?

The semilunar valves of the heart open at the onset of the ejection period. Approximately what percentage of the stroke volume is ejected during the first quarter of systole?

A student divides several cubes into two groups, based on whether or not each cube can float in water. What property is the student using to classify the cubes?

How is water a weathering agent

Which of these are characteristics of reptiles? Check all that apply. They undergo internal fertilization. Their urine is concentrated. They use their skin for gas exchange. They have two-chambered hearts. They are covered in scales.

For a certain insecticide, the LD-50 dosage level for rats is determined to be 250 milligrams per kilogram of body mass.

What is the structure/location, reactants (4), and products (3) of Photosynthesis stage 1?

The fusing together of 2 gametes at fertilization is ___ reproduction

what is the function of vesicles in the synthesis of proteins and the release of those proteins outside the cell