Most fish deposit fertilized eggs, but some sharks keep the fertilized egg inside the female until she gives birth to a relatively well-developed pup. These sharks would thus be characterized as . viviparous ovoviviparous livebearing oviparous

Describe the relationship and movement between temperature and density in a convection cell. make sure you identify the direction of travel

Everything that surrounds a particular organism

Molecules like glucose and amino acids are not lipid soluble, so cannot cross the cell membrane by simple diffusion. instead, they are shuttled across by carrier proteins in the membrane from high to low concentration. does this process require energy from the cell? this is an example of what type of molecular movement?