Q: What were the first particles with mass to be directly confirmed to have the wavelength proposed by de broglie? Choices: - negatrons - protons - ions - electrons A:
electrons

Q: What is the common abbreviation for noting the rhesus blood type? Choices: - h2 - AB - RNA - rh A:
rh

Q: Q: What are most protist diseases in humans caused by? Choices: - eukaryots - lice - ticks - protozoa A:
A: protozoa

Question: Q: What is the process where scientific articles are checked and analyzed by other scientists before publication? Choices: - mechanism review - embrace review - process review - peer review A:
Answer: peer review

*Question*
Q: What female flower structure, which is part of the pistil, receives the pollen grains and passes them to the ovary? Choices: - sepal - style - ovary - stigma A:
**Answer**
stigma

(Question)
Q: What produces the centripetal force to keep the earth orbiting the sun? Choices: - heat - motion - weight - gravity A:
(Answer)
gravity