5. invertebrates colonized terrestrial environments independently of vertebrates. however, they faced similar challenges adapting to land. • a) describe three (3) main challenges animals had to face when colonizing land. • b) vertebrates had some key traits derived during their existence in water, which later proved beneficial for colonizing land. explain how vertebral column, jaws, lungs, and lobed fins paved the way for vertebrates to move from water into land. • c) what other adaptations did vertebrates develop as they colonized land?

List charasteristics of athenosphere

Be in this im starting a with you so if you want you can get a partner for this. but basically im going to assign you guys a biome and you have to have a big sheet paper and you will turn it into 4 squares. the top right square is will be a drawing square for a drawing you will make of your biome. the top left square is about the biomes plants and drawings of them. the bottom left square is about the biomes animals. the bottem rights square is about the description of the biome. leave a comment or an answer and i will assign biomes. if your request one thats the one you get. send me a link to the project and i will grade ! im not a teacher btw.

Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. agouti x albino a) 1/2 albino, 1/2 agouti b) all agouti c) 3/4 agouti, 1/4 albino