Which is true about mitochondria?
A) The mitochondrial genome is circular in all species.
B) Mitochondria are found in all eukaryotic cells, except those with chloroplasts.
C) Mitochondrial genomes vary in length from 6 kb to 2400 kb.
D) Translation in mitochondria utilizes the universal genetic code.
C) Mitochondrial genomes vary in length from 6 kb to 2400 kb.
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Which muscle results in a facial expression of horror and disgust
A) platysma B) risorius C) zygomaticus minor D) zygomaticus major
What is found in the central cavity of an adult long bone?
a. red marrow b. yellow marrow c. calcium deposits d. collagen e. spongy bone tissue
Which part of a synovial joint secretes lubricating fluid?
a. synovial membrane b. articulating cartilage c. ligaments d. fibrous connective tissue e. visceral membrane
What is the best definition of total fertility rate?
A. the average number of children born per woman during her lifetime B. the frequency of children dying in infancy C. the pregnancy rate in adult women D. the rate of fertility that keeps the size of a population stable E. the rate of fertility that leads to a decline in population