PLEASE HELP ONLY IF U KNOW! This map shows the spread of the red fire ant after its introduction into the United States in Mobile, Alabama, in the 1930s:

Which statement best describes an abiotic factor that contributed to the success of this invasive species?

Presence of disease in the origin states
Mutual competition in the invaded states
Limited moisture across the Southern states
Increase in food availability in the invaded states

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

The cluster of developing cells from conception until birth is called an