Gregor mendel crossed true-breeding plants with yellow seeds (yy) and true-breeding plants with green seeds (yy) to determine what this cross would produce. What is the independent variable in mendel's experiment?.

Give an example of the type and scale of economic activity for a traditional economy.

17 a tourist was planning a trip by car for travelling at some constant speed for 2.5 hours. however, he found that if he increases the speed by 20 km/h he can cover the same distance in 30 minutes less time than it was planned. what was the planned speed of the tourist, in km/h?

What are the three stages of volcanic activity? a. active, magma, lava c. extinct, eruption, explosive b. eruption, quiet, explosive d. active, dormant, extinct