Siamese cats are characterized by light and dark regions of fur. The darker parts occur on the cooler parts of the cat's body because the enzyme that catalyzes the formation of the dark pigment is more active when cool. Select the factor that is affecting the enzymes in this scenario., Temperature, pH, Concentration, All of the above, Identify which of the following atoms make up the structure of nucleic acids., CHO, CHON, CHONP, CHOP, Enzymes are biological substances, known as catalytic proteins. Identify which of the following is NOT a characteristic of enzymes., Enzymes catalyze reactions by lowering the activation energy., Enzymes can react with any reactant., The structure of the enzyme determines the chemical reaction., The enzymes bind to the active site of the substrate., Identify the correct macromolecule: DNA or RNA, Carbohydrates, Lipids, Proteins, Nucleic Acid, Identify the correct macromolecule: Forms the hydrophobic part of the plasma membrane, Lipids, Nucleic Acid, Proteins, Carbohydrates, Identify the correct macromolecules: starches and sugar, Carbohydrate, Lipids, Proteins, Nucleic Acid, What are the three parts that make up a nucleotide?, Sugar, phosphate, hydrogen bond, Sugar, Phosphate, nitrogenous base, sugar, base, hydrogen bond, sugar, base, nitrogen bond, Which base is NOT found in DNA?, Uracil, Thymine, Cytosine, Guanine, Which base is not found in RNA?, Cytosine, Alanine, Guanine, Thymine, Which enzyme is responsible for adding new bases during DNA replication?, Helicase, DNA polymerase, RNA polymerase, Mutation, Josh is assigned a project to make a strand of mRNA from DNA. The DNA code that he has been assigned is CGG TCG AGT GAT. What would be the correct code for Josh to use in this transcription., GCC AGC UCA CUA, GCC AGC TCA CTA, GCC AGG TGA CTA, GCC UGC UCA CUU, Identify the correct sequence of molecules, as a gene goes from coded information in, DNA → messenger RNA → transfer RNA → protein, DNA → transfer RNA → messenger RNA → protein, Messenger RNA → DNA → transfer RNA → protein, Messenger RNA → transfer RNA → DNA → protein, This is an illustration of what type of cell?, Prokaryote, Plant Cell, Eukaryote, Plant and Animal Cell, A sunflower is an example of, Prokaryote, Bacteria, Eukaryote, Decomposer, E. Colli is a bacteria. Which example is this?, Eukaryote, Plant Cell, Prokaryote, animal Cell, Cells spend most of their life in, Interphase, G1, Prophase, G2, G1, S, and G2 are part of the _______., Cytokinesis, Interphase, Metaphase, Prophase, Why do cells undergo mitosis?, to reproduce, grow, and repair/replace cells, to get air into the cells, to make food from sunlight, to make food from sunlight, Daughter cells created by meiosis II have, exact copy of the parent's DNA, created their own DNA from scratch, half the parents DNA, twice the parent's DNA, The replication of DNA is being affected in a cell, which phase is responsible for this change?, G1 Phase, Mitosis, G2 Phase, S or Synthesis Phase, What is the purpose of Meiosis?, To produce gametes for sexual reproduction, To heal, grow and replace cells, To produce two identical daughter cells, To heal cancer, During what phase of the cell cycle does the cell grow?, G2, G1, S, Mitosis, An abnormal mass of cancer cells is called a, Tumor, Cyst, Polyp, Mutation, How many daughter cells are produced from meiosis?, 2, 3, 1, 4, What type of reproduction is meiosis?, Asexual, Both, Sexual, Neither, How is the number of chromosomes in a human sex cell different from the number of chromosomes in a human body cell?, A sex cell has 23 chromosomes and a body cell has 46, A body cell has 23 chromosomes and a body cell has 46, Both have 46, A sex cell has 92 chromosomes and a body cell has 46, What percentage of chromosomes are contributed by a sperm cell?, 25%, 50%, 45%, 75%, The splitting of cells is called, Metaphase, Cytokinesis, Anaphase, Cytoplasm, What happens in metaphase?, Chromosomes line up at the center, Chromosomes are condensed, Chromosomes are at the opposite poles, Chromosomes are crossing over, Daughter cells produced from mitosis are:, genetically different from the parent cell, haploid chromosomes, unrelated to the parent cell, genetically identical to the parent cell, Which type of specialized cell keeps moisture in the body and germs out?, squamous (skin) cells, red blood cell, white blood cells (macrophages), nerve cell, Which type of specialized cell protects the body by destroying germs?, Red blood cell, Nerve Cell, White blood cells (macrophages), Guard Cell, The physical appearance of a trait is known as the, Genotype, Phenotype, Homozygous, Heterozygous, The genotype for a yellow plant is... G = green, g = yellow, GG, Gg, gg, None of the above, If A = red fur and a = white fur, what color fur would Aa be?, Red, White, Purple, Blue.

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