Jill stepped on a tack. which part of the central nervous system caused her foot to move off the tack quickly in a reflex response?

a. hippocampus

b. cerebrum

c. spinal cord

d. hypothalamus

Recombinant dna (rdna) creates offspring which are genetically identical to the parent is the process of breeding only organisms with desirable traits involves the removal of the nucleus of a cell combines genes from organisms of different species in a lab

Internal feedback works to maintain homeostasis when your a. heart rate decreases as your white blood cells increase b. breathing rate decreases as your red blood cells decrease c. heart rate increases as your liver is cleaning blood d. breathing rate increases as your heart rate increases

Which of the following terms describes all of the non-living components of an ecosystem