The first things that should be done would be to ensure that you yourself are aware of the hazardous materials that are present, protect yourself, and call for personnel. Hope this helps!
All arthropods Have Exoskeletons . Hope I helped
Answer:
<em>I think the answer might be oxygen</em>
Explanation:
<em>I think this because you need oxygen to survive. Right?!</em>
Choice #1 & Choice#4 I believe
In F1 mono-hybrid cross, all of the offspring in which generation will exhibit a single trait without blending. It is one parents id homozygous for one allele, and other parents is homozygous for the allele.
Mono-hybrid cross used to identify the dominance relation between two alleles. The hybrid of two organism with homozygous genotype which result in the opposite phenotype for genetic trait.
Mendel start this with the pair of pea plant by two contrasting trait such as tall and other one is dwarf. The cross pollination with each other which resulted that all plants are tall and this is called first hybrid generation or F1 progeny.
To learn more about F1 mono-hybrid cross here
brainly.com/question/11162425
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