If heat energy is transferred from direct contact between a warm object and a cold object, it has been transferred by a. the sun b. convection c. conduction d. radiation

What are the steps of how energy is transformed in plant cells?

Creation of an unnaturally uniform sample to represent a diverse populationcan be avoided by: a. including only willing b. asking another scientist for .c. choosing only identical participants.d. selecting individuals at random.

What organelle other than the nucleus houses dna in a eukaryotic cell?