4. What is the only particle that can move from atom to atom? This particle, 1 point when spinning, is also responsible for electric fields. *
Proton
Neutron
Electron

Which of the following statements describes how the characteristics of different species of mammals reflect the evolutionary relationships among those species? shared anatomy among mammals, such as hair and mammary glands, suggests that a common ancestral species had these features. similarities in the dna and protein structures of mammal species suggest that these species evolved from a common ancestor. although all modern species of mammals share some features, the differences between them mean they cannot share a common ancestor.

Milk production during breastfeeding is increased by the suckling of a newborn from his mother's nipple. this type of feedback mechanism best describes a positive or negative

Give two examples of what would occur if one of the pairs did not match or had an extra chromosomes. explain how this might occur, and if it would be dangerous to the individual. fast.