Microbiology ch7 test 2 QUESTIONS AND ANSWERS 100%
ACCURATE 2025.
Nutrition - ✅✅process by which chemical substances are acquired from the
environment and used in cellular activities
Essential nutrients - ✅✅macronutrients, micronutrients
Macronutrients - ✅✅play principal roles in cell structure and metabolism
Micronutrients - ✅✅involved in enzyme function and maintenance of protein structure
Heterotroph - ✅✅must contain carbon in an organic form made by other living
organisms. Saprobes and Parasites
Autotroph - ✅✅organism that uses CO2
Growth Factors - ✅✅organic compounds that cannot be synthesized by an organism
because they lack the genetic and metabolic mechanisms to synthesize them
Chemotroph - ✅✅gain energy from chemical compounds
Phototroph - ✅✅gain energy through photosynthesis
Methanogens - ✅✅kind of chemoautotroph
Saprobes - ✅✅free living microorganisms that feed on organix detritus from dead
organisms
Parasites - ✅✅derive nutrients from host
Passive Transport - ✅✅substances exist in a gradient and move from areas of higher
concentration toward areas of lower concentration
Active transport - ✅✅requires energy and carrier proteins
Group translocation - ✅✅transported molecule chemically altered
Bulk transport - ✅✅endocytosis, exocytosis, and pinocytosis
ACCURATE 2025.
Nutrition - ✅✅process by which chemical substances are acquired from the
environment and used in cellular activities
Essential nutrients - ✅✅macronutrients, micronutrients
Macronutrients - ✅✅play principal roles in cell structure and metabolism
Micronutrients - ✅✅involved in enzyme function and maintenance of protein structure
Heterotroph - ✅✅must contain carbon in an organic form made by other living
organisms. Saprobes and Parasites
Autotroph - ✅✅organism that uses CO2
Growth Factors - ✅✅organic compounds that cannot be synthesized by an organism
because they lack the genetic and metabolic mechanisms to synthesize them
Chemotroph - ✅✅gain energy from chemical compounds
Phototroph - ✅✅gain energy through photosynthesis
Methanogens - ✅✅kind of chemoautotroph
Saprobes - ✅✅free living microorganisms that feed on organix detritus from dead
organisms
Parasites - ✅✅derive nutrients from host
Passive Transport - ✅✅substances exist in a gradient and move from areas of higher
concentration toward areas of lower concentration
Active transport - ✅✅requires energy and carrier proteins
Group translocation - ✅✅transported molecule chemically altered
Bulk transport - ✅✅endocytosis, exocytosis, and pinocytosis
