Unit 1
Intro to Life
Intro to Life
What is the basic unit of life?
Cells
What are the 4 macromolecules?
Carbohydrates, Lipids, Proteins, Nucleic Acids
What organelle stores and protects the DNA?
Nucleus
What organelle completes cellular respiration?
Mitochondria
What are the 4 steps of mitosis?
Prophase, Metaphase, Anaphase, Telophase
True or False: Movement is a characteristic of life.
False!
Carbohydrates
What are the 2 main types of cells?
Prokaryotes and Eukaryotes
What are the products of photosynthesis?
When do chromosomes line up in the middle of the cell during mitosis?
Metaphase
Homeostasis
What shape are lipids?
Sideways E
What organelle cleans the cell?
Lysosome
What is another name of anaerobic respiration?
Fermentation
What form of reproduction is mitosis?
When a group of cells work together for a common goal that forms a...
Tisssue
What elements are in nucleic acids?
Carbon, Hydrogen, Oxygen, Nitrogen and Phosphorus
What organelle creates the proteins for the cell?
Ribosomes
Where in the chloroplast does the light independent reaction occur?
Stroma
What is the difference between mitosis and meiosis?
Mitosis produces 2 identical diploid daughter cells and meiosis produces 4 unique haploid daughter cells.
What variable is changed by the experimenter?
The independent variable
What are the 3 functions of proteins?
Provide structure, speed up chemical reactions and chemical messengers.
What organelle modifies the proteins?
Endoplasmic Reticulum
What are the products of cellular respiration?
ATP, carbon dioxide, and water
During what step of meiosis does crossing over occur?
Prophase I