Advanced medical equipment can first view a baby's heartbeat near the end of which stage? zygote
blastocyst
embryo
fetus

Since gaining independence from spain and portugal, many latin american nations have faced similar struggles. choose a common issue discussed in this lesson, such as the influence of military dictatorships, struggles with democracy, or continuing revolutions and coups. in a short paragraph, discuss how that struggle has affected two latin american nations.

Describe one of your personality traits that you believe to be highly heritable and another trait that seems to be much less so. provide reasons for your answer, and explain why you would expect genetics to exert a greater impact on some personality traits than on others. 10. discuss at least 3 cultural/environmental factors that may influence behavior.

If a(x) and b(x) are linear functions with one variable, which of the following expressions produces a quadratic function? (ab)(x) (a – b)(x) (a + b)(x)