The fused bones of the cranium surround the brain to make it to injury.
a. less vulnerable
b. more vulnerable
c. completely resistant
d. none of the above

Round peas are dominant to wrinkled. what would you cross a round pea with to determine if it were heterozygous or homozygous dominant? why? ?

Environmental differences within ecosystems are generally caused by

Which of the following are the ingredients that go into the plant and are needed for photosynthesis? select all that apply. 1.) soil 2.) seeds 3.) carbon dioxide 4.) minerals 5.) glucose (sugar) 6.) water 7.) light energy (sunlight) 8.) oxygen 9.) air