Which provides the organelles, building blocks for compounds such as proteins and nucleic acids, and other necessary materials for the zygote?

a. Sperm

b. Egg

c. Both the sperm and the egg

d. None of the above

24. What is/are the major potential energy product (s) formed in the Krebs Cycle (not the same as end-products formed a the end of cellular respiration) ? a. NADH/FADH2 c. Carbon dioxide b. Adenosine Tri-phosphate d. Glucose

What is the energy autotrophs use to make their own food?

Organize these in order from most simple to most complex. atoms organ system cell molecules tissue and organs

Is a group of similar cells that act a functional unit

Is there an other purpose to a penis that to just reproduce

What did Galileo think the bulges on either side of Saturn were cause by?

Which of the following is NOT a renewable form of energy? A. Biomass B. Solar C. Coal D. Geothermal

How are changes in populations related to the availability of an ecosystem's resources?

As ocean depth increases, pressure increases, and temperature decreases. True False

What conditions are needed for an accurate radiometric date to be obtained from a mineral sample?