It says up top.. "human genetic material is represented in the diagram below" then the question asks "the region labeled a is made up of a section of"

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 type of energy used in each action. the flexing of an arm muscle: a signal transduction process by a neuron: a ball at the top of a hill: 1. electrical energy 2. mechanical energy 3. gravitational potential energy

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity