A physical science teacher calculates each student’s final grades by using the weighted rubric below. Which type of graph is best suited to show the breakdown of how this teacher weighs each category?

How does pregnancy begin? a) a placenta forms in the uterus b) a sperm reaches an egg in the fallopian tubec) the blastocyst differentiates into two cell types d) contractions begin in the uterine wallapex

Identify the terms using the following picture. principle of dominance item 1 can be described as the . item 2 can be described as the . the "p" represents from one parent.

In general, characteristics that an organism survive and reproduce become more common over time. what mechanism of evolution causes this?