Answer:
inflates itself when scared
Explanation:
Homeostasis is the process by which organisms undergo to maintain a constant internal environment for internal processes to occur. Hence, the answer would be that which acts to counter any external stimuli which causes change in the body's environment, not simply factors involved in the survival of the species such as feeding and camouflaging.
Answer:
No, it did not rain today in Texas.
Answer:
deuterostomes
Explanation:
During the formation of the gastrula, a group of cells migrates towards the inside. The resultant sac forms the embryonic gut. The embryonic gut has an opening that opens to the outside and is called the blastopore. The blastopore may give rise to mouth or anus. In some organisms, blastopore develops into the anus. These organisms are called deuterostomes. The other organisms in which blastopore develops into the mouth are called protosomes. Echinoderms, hemichordates, and chordates are deuterostomes.
To be able to compare the results to a sample without any of the independent variable added.
