Which sequence of RNA transcribed from the base sequence of DNA is ATA CCG ATC GAT a. UAU GGC UAG CUA c. GCG CCG ATG GUA
b. TCG CCC AUG CUA d. UAU CCG AUG CUA

According to the big bang theory, after the "bang," the universe remained dark until about  300,000 yearsone billion yearsthree minutesthree billion years  later, when neutral atoms began to form.

Use the drop down menus to match each example to the fossil topic discussed then to show how the fossil record gives evidence of evolution

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.