Which of these organisms skeleton also acts as a skin

A. Flower

B. Elephant

C. Tree

D. Crab

A new species forms because of the information of a mountain that divides one population into two. What type of speculation is that?

How are both DNA AND RNA involved un the process of proteins synthesis?

Why do ferns have to live near water? How are ferns are adapted to live on land? Why are ferns able to grow larger than mosses?

What are the four types of evidence in a criminal investigation?

If an isotope of some element has a half of 300 years about how much of the isotope will be in sample after 300 years

Neurotransmitters are secreted into a specialized junction known as the: (a) Synapse (b) Synaptic vesicles (c) Ligand channel (d) Axon

Birch bolete is a fungus that normally grows on the roots of birch trees in New York State. During the life of the fungus and the birch, each organism receives nutrients from the various biochemical processes of the other.

Failure of your immune cells to recognize MHC proteins on your normal body cells might result in which type of condition? Select one: a. Leukemia b. Auto-immune diseases c. HIV d. Cancer

The purpose of the Human Genome Project was to: a. map the nucleotide sequence and identify the genes on each human chromosome. b. identify spontaneous alterations in genetic material caused by teratogens. c.

Which of the following does not belong together? A. endothelium B. mesothelium C. membrane capsule D. serous membrane E. all of the above belong grouped together