The pedigree chart below shows the individuals in a family who exhibit a certain trait. Based on the information in the chart, what are the chances that a second child born to a couple 4-5 in the third generation will show the trait?

Zoe decided to measure the hand length of each of her classmates. first she marked a line across each student's wrist and lined up a ruler from this mark to the top of the middle finger to measure the length. then she recorded the measurements in the table below. marla did this the same way for each classmate, and then zoe used this ruler to measure each straight line and record the data below. this data is invalid. what is the most likely reason why it is invalid? the ruler is marked in centimeters, but zoe recorded data in inches. the range of lengths is too wide, so zoe must have misread the ruler. marla’s complicated measuring procedure was overly confusing. marla could have been inconsistent while drawing outlines of fingers.

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs

20 the main source of energy for our planet comes from the