A fetus can get an infection when a pathogen in the mother's blood is capable of crossing the placenta to the fetal circulation and tissues.
Answer the following statement true (T) or false (F)
True
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The Baltimore Scheme to classify viruses contains a total of ________ groups based on ________
A) four / genome composition B) four / genome composition and transcription mechanism C) seven / genome composition D) seven / genome composition and transcription mechanism
Which of the following substances is released
by an endocrine gland?
a. mucus b. hormones c. saliva d. milk e. tears
Which of the following shows a brain structure correctly paired with one of its primary functions?
A) frontal lobe — decision making B) occipital lobe — control of skeletal muscles C) temporal lobe — visual processing D) occipital lobe — speech production
Punctuated equilibrium proposed by Eldredge and Gould in 1972 is an evolutionary process that involves
A. "spurts" of change observable in the fossil record with very little if any stasis. B. gradual change observable in the fossil record followed by periods of no change at all. C. gradual change observable in the fossil record with very little, if any, stasis. D. "spurts" of change observable in the fossil record followed by periods of stasis. E. gradual change observable in the fossil record followed by periods of stasis.