Cells
What is the basic unit of life?
The cell!
Which scientist was the first to name the cell?
Robert Hooke
What does taxonomy do?
Sorts living things based on their characteristics
What molecule stores the information for the cell to build itself?
DNA
What does every food chain start with?
Plants!
What are all living things made of?
Cells!
Which scientist studied pea plants and developed the idea of genes?
Gregor Mendel
How many domains are there?
Three: Bacteria, Archaea, and Eukarya
What is a trait? Give an example!
A trait is the physical expression of a gene! Examples are eye color, hair color, fur color, nose shape, ear shape, etc.
What is the difference between a producer and a consumer?
Producers make their own food, and consumers eat producers or other consumers.
What are they two types of cells? Name a difference between them!
Prokaryotes and Eukaryotes! Both cells have cell membranes, but only Eukaryotes have organelles and a nucleus.
Which scientist took the first image of DNA in 1952?
Rosalind Franklin
What gas is the air mostly made of?
Nitrogen! 78% of the air is Nitrogen!
What is a gene?
What diagram shows links between producers, consumers, and decomposers?
A food chain!
What is a difference between plant cells and animal cells?
Plant cells have a cell wall around their plasma membrane, chloroplasts that perform photosynthesis, and a central vacuole.
Which two scientists discovered the shape of DNA from Rosalind Franklin's image?
Watson and Crick
What are some ways you can add nitrogen to the soil?
Compost, planting beans and peas, and commercial fertilizers
What is the process of cell division called? Name a step!
Mitosis! DNA duplicates, coils into chromosomes, chromosomes line up as cell stretches, chromosomes split in half, plasma membrane pinches together.
What is a series of interconnected food chains called?
A food web?
What do ribosomes do?
Ribosomes link together amino acids to make proteins. Proteins help build cells!
Which scientist developed the taxonomy system?
Carolus Linnaeus
What domain did Carl Woese add to the taxonomy system?
Domain Archaea
What is a codon?
A group of three nucleic acid bases that codes for a specific amino acid.
What is the difference between an ecosystem and an environment, scientifically speaking?
Ecosystems include living and non-living things in an area, and environment refers only to non-living parts.