Describe the primary components of an atom
What will be an ideal response?
Atoms are composed of electrons, which are negatively charged and orbit the nucleus of the cell. The nucleus is composed of protons, which are positively charged, and neutrons, which have no charge.
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Specialized transduction
A. involves the random transmission of any gene. B. involves the transfer of a few specific genes. C. utilizes a defective virus. D. only involves genes near the viral DNA integration site. E. involves the transfer of a few specific genes, utilizes a defective virus AND only involves genes near the viral DNA integration site.
Sound amplification happens in the middle ear because of ________
A) size difference between the eardrum and oval window B) lever action of the ossicles C) resonance in the efferent outer hair cells D) stapedial reflex
Which of the following organisms can perform photosynthesis?
a. vertebrates b. animals c. fungi d. algae e. invertebrates
Bacterial agents of meningitis which can survive phagocytosis include
A) Neisseria meningitidis. B) Streptococcus pneumoniae. C) Mycobacterium leprae. D) both Neisseria meningitidis and Streptococcus pneumoniae. E) Neisseria meningitidis, Streptococcus pneumoniae and Mycobacterium leprae.