Q: What is the process of action potentials in myelinated axons jumping between the nodes of ranvier called? Read this paragraph and choose the correct option from the provided answers: Choices: - photoreactive conduction - saltatory movement - pinworm conduction - saltatory conduction A:
saltatory conduction

Q: What is the name of the spacecraft that has performed the closest flyby of uranus? Read this paragraph and choose the correct option from the provided answers: Uranus is so far away that there has been relatively little exploration of the planet. The closest approach was a flyby by Voyager 2 in 1986. Great images have also been taken by the Hubble Space Telescope. Choices: - Mercury 7 - centaur 2 - Zodiac 4 - voyager 2 A:
voyager 2

Q: Q: Injuries can be prevented by getting proper what? Read this paragraph and choose the correct option from the provided answers: Injuries can also be prevented by proper rest and recovery. If you do not get enough rest, your body will become injured and will not react well to exercise, or improve. You can also rest by doing a different activity. For example, if you run, you can rest your running muscles and joints by swimming. Choices: - exercise and training - drugs and food - water and clothing - rest and recovery A:
A: rest and recovery

Question: Q: Elements are either metals, nonmetals, or what? Read this paragraph and choose the correct option from the provided answers: Elements are either metals, nonmetals, or semimetals. Each group is located in a different part of the periodic table. Another way to categorize the elements of the periodic table is shown in Figure 2.9 "Special Names for Sections of the Periodic Table". The first two columns on the left and the last six columns on the right are called the main group elements. The ten-column block between these columns contains the transition metals. The two rows beneath the main body of the periodic table contain the inner transition metals. The elements in these two rows are also referred to as, respectively, the lanthanide metals and the actinide metals. Figure 2.9 Special Names for Sections of the Periodic Table. Choices: - reactive metals - partial metals - unstable metals - semimetals A:
Answer: semimetals

*Question*
Q: What structure is found at the top of the head of the sperm that helps it penetrate and fertilize the egg? Read this paragraph and choose the correct option from the provided answers: of human sperm as well as a diagram of the parts of the sperm. An acrosome is found at the top of the head of the sperm. This structure contains lysosomal enzymes that can digest the protective coverings that surround the egg to help the sperm penetrate and fertilize the egg. An ejaculate will contain from two to five milliliters of fluid with from 50120 million sperm per milliliter. Choices: - centriole - terminal disc - axial filament - acrosome A:
**Answer**
acrosome

(Question)
Q: What is the main element in organic compounds? Read this paragraph and choose the correct option from the provided answers: Carbon is the main element in organic compounds. Carbon can form stable bonds with many elements, including itself. Choices: - hydrogen - oxygen - nitrogen - carbon A:
(Answer)
carbon