An alteration to chromosome structure which only involves one chromosome is called MONOSOMY.
Alterations in chromosomes structures usually leads to mutation. Monosomy refers to the condition of heaving a diploid chromosome complement in which one chromosome lacks its homologous partner.
        
             
        
        
        
D....carbon can also form triple and quadruple bonds
        
             
        
        
        
Answer:
more distant galaxies are moving away faster.
the shift towards red (Doppler effect like with sound on Earth) is the indication. 
Explanation:
what did this have to do with biology ?
and by the way, this is also something I debate severely in scientific communities, because yes, the red shift is there. but "more distant" also means "more in the past", so that the data shows us actually that things in the past moved faster away. not necessarily today ...
 
        
             
        
        
        
<span>Suffocation is a most leading reason of death in grain storage
bins. Grain handling industry is a high hazard industry where workers can be
exposed to numerous serious and life threatening hazards. These hazards
include: fires and explosions from grain dust accumulation, suffocation from
engulfment and entrapment in grain bins, falls from heights and crushing
injuries and amputations from grain handling equipment.  </span>
 
        
             
        
        
        
<span>Causes Of Melanoma. Ultraviolet rays Most skin cancers are caused by too much exposure to the sun's ultraviolet (UV) rays. The two types of UV rays that cause melanoma are UV-A and UV-B rays.</span>