Negative feedback loops are able to maintain homeostasis because
they
A return internal conditions to the
ideal normal value.
B do not affect the body's internal
conditions
C connect the nervous and the
respiratory system.
D cause conditions to move away from
the set pont

answer: all : )

explanation:

a few examples of ethical concerns involving genetically engineering of humans include

-privacy of genetically tested people

- potential side effects

-long term effects

the statements that apply here about binary star system are

"have stars that might appear to wobble"

"often have one star that is brighter than other"

a binary star is a star system consisting of two stars revolving around their common barycenter. systems of two or more stars are called multiple star systems.