Biology mid-term review #2

A substance with a pH of 6 is called

• an acid

• a base

• water a suspension

Which of the following is NOT a function of proteins?

• store and transmit genetic information

• help to fight disease

• control the rate of reactions

• move substances into or out of cells

Which of the following is NOT a principle of the cell theory?

• Cells are the basic units of life

• All living things are made of cells

• Very few cells are able to reproduce

• All cells are produced from existing cells

Tags

NGSS.HS-LS1-4

Which of the following enclose their DNA in a nucleus?

• prokaryotes

• bacteria

• eukaryotes

• viruses

Not all cells are alike. Which of the following is NOT a true statement about differences between cells?

• Cells come in many different shapes

• Different kinds of cells are different sizes

• Some cells have a nucleus, but others do not

• Most cells have a membrane, but some do not

Which of the following is function of the nucleus?

• stores DNA

• stores sugars

• builds proteins

• packages proteins

Tags

NGSS.HS-LS3-1

Which of the following statements about the nucleus is NOT true?

• The nucleus stores the coded instructions for making the cells proteins.

• The nucleus usually contains a nucleolus region which is where ribosome assembly begins

• The nucleus is the site of protein assembly

• The nucleus is surrounded by a nuclear envelope that lets materials in and out

Which organelle breaks down organelles that are no longer useful?

• Golgi apparatus

• lysosome

• endoplasmic reticulum

• mitochondrion

Which of the following is a function of the cytoskeleton?

• helps a cell keep its shape

• contains DNA

• surrounds the cell

• helps make proteins

Tags

NGSS.MS-LS1-2

Which structures are involved in cell movement (*hint: not cilia or flagella)?

• cytoplasm and ribosomes

• nucleolus and nucleus

• microtubules and microfilaments

• chromosomes