The answer is surfacant. Its a fluid secreted by the cells of the alveoli( the tiny air sacs in the lungs) that serves to reduce the surface tension of pulmonary fluid. Surfacant also contributes to the elastic properties of pulmonary tissue , preventing the alveoli from collapsing.
The answer is A)Biodiversity
DNA strands within each chromosome breaks in the exact same location, leaving two free ends then crosses over into the other chromosome and forms a connection called a chiasma!
Answer:
It helps ensure that papers published in scientific journals answer meaningful research questions and draw accurate conclusions based on professionally executed experimentation. ... The major advantage of a peer review process is that peer-reviewed articles provide a trusted form of scientific communication
Explanation:
Answer:
A compound consists of two or more types of elements held together by covalent or ionic bonds.
Explanation:
An element is a material that consists of a single type of atom. Each atom type contains the same number of protons. Chemical bonds link elements together to form more complex molecules called compounds