3. What is the difference between the environmental impacts of particles, such as dust and smoke, released from livestock production and greenhouse gases released from livestock
production?

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

Which entry is in the wrong position in the table?

Sequence how oxygen accumulated in the atmosphere and the effect it had on life by completing the flowchart