Biology Midterm Review 2021

Building blocks of proteins are

• Simple sugars
• Amino acids
• Monosaccharides
• Polysaccharides

Tags

NGSS.HS-LS1-6

A scientist was studying the effect of temperature on bacterial growth.  What is the independent variable?

• Length of the experiment
• Number of bacteria
• Reproduction rate
• Temperature

Two structures present in plant cells but NOT animal cells are:

• Chloroplasts and centrioles
• Chloroplasts and cell wall
• Chloroplasts and cell membrane
• Chloroplasts and ribosomes

Controls what goes in and out of the cell

• Cell membrane
• Cell wall
• Chloroplasts
• Nucleus

Which is NOT TRUE about a prokaryotic bacteria?

• It stores its genetic information in DNA
• It has ribosomes to make proteins
• It has a cell membrane
• It has a membrane-bound nucleus

The organelle that provides energy for the cell and acts like the "power house" is the

• Nucleus
• Lysosome
• Golgi bodies
• Mitochondria

Tags

NGSS.HS-LS1-7

NGSS.HS-LS2-5

Some insects can stand on the surface of water because water _____

• has high specific heat
• is a good evaporative coolant
• is cohesive and adhesive
• has a high boiling point

The passive transport of water across a selectively permeable membrane is called___

• Osmosis
• Facilitated diffusion
• Active transport
• Exocytosis

Sugar, starch and cellulose are examples of

• Lipids
• Carbohydrates
• Proteins
• Nucleic Acids

Fats, oils and waxes are examples of 

• Nucleic Acids
• Carbohydrates
• Lipids
• Proteins