Metal atoms tend to give away valence electrons when they bond with non metals atoms what type of bond will form between the metal and nonmetal atoms and why does this bond form (A) a covalent bond will form because electrons are transferred
(B) a iconic bond will form because electrons are transferred
(C) a covalent bond will form because electrons are shared
(D) a iconic bond will form because electrons are shared

Which of the following statements is true? a. the main cause for speciation is an increase in gene flow. b. organisms that reproduce asexually are not considered part of a species. c. on a tree of life diagram, speciation is shown by the merging of two different lineages. d.the size of the geographic area inhabited by a population can cause speciation.

(drag each tile to the correct identify which questions can be answered by what can be answered by science or which cannot. -is it right or wrong to use genetic engineering to produce new food products? -what are the most common social settings that tend to produce accomplished artists? -if a new gene is added to the genome of a tomato species, will that species be more resistant to insects? -should humans use biotechnology to bring extinct organisms from the fossil record back to life? -do the types of organisms found in the fossil record appear in consistent sequences in different parts of the world? -are michelangelo's paintings more impressive than rembrandt's?

Aplant may open end close its stomata to prevent excess water loss and maintain