You fall backward and hit your head on a very sharp rock. The blow to your head causes you to lose consciousness and stop breathing. You most likely hit what part of your brain? A) cerebellum
B) frontal lobe
C) brainstem

Ascientist discovers a new body between the orbit of neptune and the kuiper belt. the object is round and travels in an orbit around neptune with other space objects. the scientist claims that she has found a new dwarf planet. where is the scientist’s error?

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

All ova contain sex chromosomes corresponding to: x y xx xy