What part of an infant's body is said to stay in an immature state until needed to produce more cells?
a. uterus
b. stem cells
c. umbilical cord
d. placenta
b
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The hollow ball of embryonic cells that enters the uterus from the Fallopian tube and eventually implants is referred to as the ____
a. vernix c. zygote b. ovum d. blastocyst
Which of the following situations best illustrates relearning?
A) Juan has memorized all his multiplication tables and can repeat them at will. B) Stanley studied Spanish in high school and is now learning Latin in college. C) Brooklyn hasn't ridden her bike in years, but she climbs on her boyfriend's bike and takes off. D) Riley has forgotten a friend's phone number and has to look it up.
At which level of functioning does the stereotypical male advantage in math and spatial skills usually occur?
a) these advantages occur at every level of functioning b) these advantages only occur in childhood, and disappear by adolescence c) these advantages are only seen when comparing boys and girls with learning disabilities d) these advantages only occur at the very highest levels of ability
At which of the following time periods of life is one likely to see a peak in grip strength, cardiac output, maximum oxygen uptake, and bone density?
A. teens B. 20s C. 30s D. 40s