1. Select all of the following that can negatively impact enzyme activity. Question options:

increase in temperature

low substrate

decrease in temperature

shift to acidity

shift to alkalinity

2. Which of the following statements about enzymes are not true?
Question options:

enzymes may be used many times

enzymes provide activation energy for reactions

enzymes are specific

enzyme activity can be regulated

enzymes are proteins that are catalysts

i believe you meant to say air rather than hair so the answer is below ")

the dead sea, the lowest place on earth at 430 metres (1,410 ft) below sea level, has a correspondingly high typical atmospheric pressure of 1065 hpa.

organisms that lack symmetry are called asymmetrical and belong to phylum porifera/sponges.

organisms with specialized stinging cells belong to phylum cnidaria. stinging cells are called cnidoblast cells.

cnidarians show two morphological forms : polyp (sessile) and medusa (mobile)

filter feeding is observed in porifera members.  

alternation of generation is observed in coelenterata or cnidaria. there is alternation of asexual polyp form and sexual medusoid form. it is also referred as metagenesis.

telophase and anaphase

search in internet u can get it