1st Semester Test Crossword
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
                                                          
 
 
Down: 2) a fundamental concept of biology composed of 3 statements4) 4th and final stage of mitosis, chromosomes disperse5) type of experiment where only 1 variable is changed at a time7) located near the nucleus, help to organize cell division9) one of the chemical compounds that cells use to store and release energy10) variable in an experiment that is deliberately changed11) little organ12) above strength15) movement of particles agains the concentration gradient, requires energy16) uses high-energy electrons from the Krebs cycle to convert ADP into ATP17) fermentation releases energy from food molecules by producing ATP in the absene of oxygen18) changes that affect the reading frame20) high energy electron carrier in photosynthesis21) thin, flexible barrier; regulates what enters and leaves the cell and also provides protection and support22) mass of solute in a given volume of solution, or mass/volume24) condensed chromatin27) organelle that convert the chemical energy stored in food into compounds that are more convenient for the cell to use29) process where cells develop in different ways to perform different tasks30) uses ATP and NADPH from the light-dependent reactions to produce high energy sugars31) a process in which a cell divides forming 2 new daughter cells32) plants' principal pigment34) the "in-between" period of growth37) principal enzyme involved in DNA replication38) the basic unit of life40) one strain of bacteria had been changed permanently into another43) when the concentraion of the solute is the same throughout a system44) hydrogen bonds can form onlybetween certain base pairs (adenine and thymine, guanine and cytosine)45) protein that DNA is tightly wound around48) a large membrane-enclosed structure that contains the cell's genetic material in the form of DNA51) changes in the genetic material52) 3 consecutive codons that specify a single amino acid53) coded DNA instructions that control the production of proteins within the cell55) electron carrier in celluar respiration Across: 1) membrane of the vacuole surrounding the material fuses with the cell membrane, forcing the contents out of the cell3) light-absorbing molecules6) without oxygen8) cell have genetic material that is not contained in a nucleus13) where RNA molecules are produced by copying part of the nucleotide sequence of DNA into a compementary sequence in RNA14) the composition of nearly all cell membraes is a double-layered sheet19) process that releases energy by breaking down glucose and other food molecules in the presence of oxygen23) what DNA is made of; 1 unit is made of deoxyribose sugar, a phosphate group, and nitrogenous base25) what ribosomes are made of26) the site where lipid componenets of the cell membrane are assembled, along with proteins and other materials that are exported from the cell28) contains nearly all the cell's DNA and with it the coded instructions for making proteins and other important molecules33) requires light, produce oxygen gas and convert ADP and NADP+ into the energy carriers ATP and NADPH35) one kind of virus that infects bacteria (bacteria eater)36) saclike photosynthetic membranes39) using light energy to convert water and carbon dioxide into high-energy carbohydrates41) do not respond to the signals that regulate the growth of most cells42) modifies, sorts, and packages proteins and other materials from the ER for storage in the cell or secretion outside the cell46) condition in which an organism has an extra sets of chromosomes47) gene mutations involving changes in one or a few nucleotides49) function is to provide protection and support50) network of protein filaments that helps the cell to maintain its shape and helps the cell to move54) enzyme involved in transcription56) process where diffusion is helped by proteins57) 3rd phase of mitosis, sister chromatids split58) RNA molecule that carries the copy of DNA instructions59) proteins are assembled here60) proteins in the thylakoid membrane organize chlorophyll and other pigment into these clusters61) DNA copying process62) tiny pockets form along the cell membrane, fill with liquid, and pinch off to form vacuoles with the cell
 

 

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