Each vertebrate subgroup is classified based on its common characteristics. Choose the vertebrate subgroup that is poikilothermic * 2 points

(a) Mammal

(b) Fish

(c) Reptile

(d) Bird

(e) Amphibian

What is the importance of a system of classification of living organisms?

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

Are salt and soap nutrients or toxins for yeast? explain.

Asegment id dna that is artificially created from two or more organism through use of dna enzymes in a laboratory is called a segment of dna that is artificially created from two or more organisms through use of dna enzymes in a laboratory is called