The prokaryotic cells that built stromatollites are classified as <span>cyanobacteria.</span>
        
             
        
        
        
False , as with deer , a buck has antlers , and a doe has no antlers
        
                    
             
        
        
        
Answer:
The phenotype ratio predicted for dihybrid cross is 9:3:3:1.
Explanation:
A dihybrid cross tracks two traits. Both parents are heterozygous, and one allele for each trait exhibits complete dominance *. This means that both parents have recessive alleles, but exhibit the dominant phenotype. (Sorry if i Misspelled some words)
 
        
             
        
        
        
D-a trait that helps an organism survive in its environment
        
             
        
        
        
Answer:
C. belief preservance
Explanation:
<u>Belief perservance:</u> It is defined as holding onto your ideas over time, and actively rejecting information that contradicts your ideas resulting in less internal mental conflict and more social conflict.
As in the given scenario, Rachel has knowledge about the disadvantages of the fast food but she is actively rejecting the information and holding onto her ideas over time,. Hence Rachel's thinking is an example of belief perseverance.