Shells Biology Flashcards
What are the two types of classification key?
Branching and numbered
What large group (sub phylum) of animals do humans belong to?
Vertebrates
What class of vertebrates contains warm blooded animals with feathers that lay hard eggs?
birds
What part of the cell is important for photosynthesis?
Chloroplasts
Why do cells contain mitochondria?
Respiration
What is the role of a cell wall?
Provides strength and structure
Which live process involves detecting and responding to surroundings?
Sensitivity
What does the nucleus do?
Holds genetic information
What happens in the cytoplasm?
All chemical reactions in the cell.
What dos the cell membrane do?
Controls what goes in and out of the cell
The cells in the top of a leaf have lots of chlorophyll, why?
They get a lot of light so they can carry out photosynthesis with lots of chloroplasts.
What does the brain do?
Controls our bodies by sending and receiving electrical messages.
What system does the brain belong to?
Nervous system
Cells make up….
tissues
Tissues make up…
organs
