Practice quiz

What is this class?

• I don't know

• Biology

• chemistry

• college algebra

All the living organisms in same area same time

• Community
• Ecosystem
• Population
• Habitat

All the same species living in the same area at same time

• tribe
• herd
• population
• community

The cell organelle that makes proteins

• cytoplasm
• nucleus
• mitochondria
• ribosome

Triplets of m-RNA that base pair with DNA are called..

• nucleotides
• peptides
• enzymes
• codons

The purpose of cell respiration is...

• to produce water
• to create glucose
• to generate oxygen
• to produce ATP-- energy for cell work

Plants and other producers make their own food by process of...

• Photosynthesis
• Fermentation
• Respiration
• Chemosynthesis

This cell process replicates cells for growth and repair. Daughter cell produced are genetically identical.

• Mitosis
• Photosynthesis
• Binary fission
• Meiosis

The process where molecules move across a membrane from high to low concentration, without energy or proteins required

• Endocytosis
• Active transport
• Facilitated diffusion
• Simple diffusion

What is the monomer of a protein? (building block)

• carbohydrate
• nucleotide
• amino acid
• lipid