Biology B1 Topic 1 Crossword

Multicellular, heterotrophs, no cell wall or chlorophyll
Unicellular, no nucleus
Multicellular, cell wall, no chlorophyll
Number of kingdoms
Phylum containing vertebrates
Lays eggs (e.g reptiles)
Gives birth to live young (e.g mammals)
Organisms that interbreed to produce fertile offspring are in the same _____
The product of two different species interbreeding
This can sometimes make it hard to tell if organisms are in the same species or not
The thing which gives all living organisms a two-part Latin name
The variation where individuals vary within a range- there are no distinct categories
Variation where there are two or more distinct categories and you can only fall into one
A layer of insulating fat
The process where bacteria make their own food using chemical energy
The person who came up with the theory of evolution
The development of a new species due to isolation
The nucleus contains your genetic material in the form of ______
the number of pairs of chromosomes in a human cell
A short section of DNA
Different versions of the same gene which give different versions of a characteristic (e.g blue or brown eyes)
The alleles that someone has
An organism with two alleles for a particular gene the same
The allele which causes Cystic Fibrosis and Sickle Cell Anaemia