Look at this photo showing two dogs of different
breeds. Which of the following characteristics do
you think breeders selected for when developing
these two breeds? Check all that apply.
size
color
shape of head
shape of body
shape of ears
length of legs

If the coding part of an mrna molecule is 1800 nucleotides (bases) in length, this molecule will contain codons and code for a polypeptide that is amino acids long.

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.

Which units ate used to measure both velocity and speed? check all that apply