Researchers crossed a heterozygous tall pea plant (tt) with a homozygous short pea plant (tt). what is the probability that this cross will produce homozygous short (tt) offspring? a. 0% b. 25% c. 50% d. 100%

Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand