• All chemicals in the lab should be considered hazardous.
• You should never leave a fire unattended in the lab, even for a second.
Answer:
A. q 0.55
Explanation:
Frequency of genotye "BB" 

Frequency of genotye "bb" 

Frequency of genotye "Bb" 

Frequency of bb is represented as "
" as per Hardy Weinberg's principle.
Thus, frequency q of the recessive allele b is represented by

Hence, option A is correct.
The answer to your question is called terminal velocity.
They do still exist and are mostly microscopic and consist of various types of bacteria. Two examples can be <span>Actinomyces </span><span>and Bacteroides, both obligate anaerobics, meaning that air actually harms them.</span>