<span>C. The anther produces eggs. </span><span>
An angiosperm is a group of plants that consists of herbs, shrubs and trees. The angiosperms bear flowers and fruit. Its' seeds are not naked as they are covered by the fruit wall.
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All angiosperms  produce flowers at some stage in their life. Flowers are important to the angiosperms  because they serve as the reproductive organ for the plant, providing a means for the plant to propagate itself. 
Angiosperms are the largest group of plants on earth. They account for approximately 80% of all known living plants. There are about 270,000 known species of angiosperms that live on the earth today.
 
        
        
        
Answer:
 here are some example of destruction of coral reefs. i didnt really understand what you were asking but hopefully this will help you!!
Explanation:
Reef Bleaching. Reef bleaching occurs when extreme water conditions cause corals to expel the internal microorganisms that give them their vibrant colors. ... 
Poison or Dynamite Fishing. ... 
Water Pollution. ... 
Sedimentation. ... 
Careless Tourism.
 
        
             
        
        
        
Birds and reptiles lay amniotic eggs.  They consist of a shell, embryonic membranes, and the embryo.
        
             
        
        
        
Because it t<span>akes in nutrients, breaks them down, and creates energy rich molecules for the cell. </span>
        
                    
             
        
        
        
Only phylum bryozoans were not present during Cambrian period. It is an extensive fossil that did not appear in Cambrian nor pre-cambrian rocks. Bryozoans are found in the early Ordovician period. It could have probably existed during the Cambrian period but were soft-bodied or not preserved.