What happens if an atom gains 2 electrons to fill its valence shell

On which of the following surfaces of permanent teeth is pit and fissure caries MOST likely to occur? A. Facial surfaces of maxillary first molars B. Lingual surfaces of maxillary first molars C. Facial surfaces of mandibular first premolars D.

what are two characteristics a bird population must have to survive a rise in temperature? in what way are they likely to change

Quiazlet the most abundant element in the human body is:

Plants store their excess food in this form?

In certain areas, water is so scarce that every attempt is made to conserve it. For instance, on one oasis in the Sahara Desert the amount of water necessary for each date palm tree has been carefully determined.

Whats the process of Asexual Reproduction for Komodo Dragons?

As you add drops of water to the surface of the penny, each drop sticks to the other water droplet forming a large drop on top of the penny. This is caused by which water property? Question options: adhesion cohesion capillary action

Name the kingdom whose members have a cell wall made of chitin

A population is defined as all of the inhabitants of a given country or area considered together. a. True b. False

How does random fertilization add to genetic variation? a) reshuffling of randomly picked up chromosomes b) random fusion of genetically unique gametes c) exchange of genetic material between homologous chromosomes