An impulse is sent from the motor neuron to a(n) . a.
a muscle or gland.
b.
a sensory neuron.
c.
an interneuron.
d.
none of the above.

Please select the best answer from the choices provided

A
B
C
D

How many trophic levels are there in the following food chain? phytoplankton - shrimp - perch - pike - osprey

Drag each label to the correct location on the image. each label can be used more than once. a scientist introduced mutations in a gene sequence isolated from bacteria. study the sequence, and identify the steps where the mutations may affect the formation of proteins. in the sequence, black letters stand for protein coding regions and red letters stand for noncoding regions. protein will not be changed. protein may be changed. attcgtgttc atcgtgttc atcgtattc attcgtattc

The mammal pictured below is a silvery mole rat. which statement is an inference based on the picture? the animal is ugly. the animal has hairless feet with sharp claws. the animal has prominent upper and lower incisor teeth. the animal likely has poor vision since its eyes are so small.