During which two months do both the Northern and Southern Hemispheres receive the same amount of energy from the Sun? December and June January and July March and September May and November

Which best example best demonstrates the importance of having knowledge of evolutionary relationships? a. illustration of a plant b. organ transplantation between species c. blood donation from a human d. do you need sequence of an insect.

As the pea seeds respire, the level of coloured liquid in the left hand part of the capillary tube rises. by referring to what is happening in the apparatus, explain why the level of liquid changes

Who discovered tuberculosis bacteria?