8. Describe whether the
amount of hydrogen in the sun will increase or
decrease over the next few million years. Explain
your reasoning.

Which of the following are true about bacteria? select all that apply. bacteria are all around you. bacteria can or harmful. bacteria are multicellular organisms. bacteria can only be found on the human body.

Astudent observes a star from two positions of earth in its orbit, in summer and winter, and measures the change in the position of the star. which of these can be best calculated by this method?

In sexual reproducing animals once fertilization of the egg takes place, the exists as a single cell until cell division begins. a) egg b) larva c) sperm d) zygote