What is the name given to the first species that colonizes new land?

A. pioneer species

B. first stage species

C. climax species

For the nucleotide sequence AAC (O6-meG) TGCAC, with a damaged (methylated) G residue, what would be the sequence of each strand of the double-stranded DNA in the following situations?

Most organisms need oxygen for a single purpose. what is that purpose?

8. Identify the genotypes and phenotypes of the offspring from each of the following crosses. Use T as the dominant trait and t as the recessive trait. a. Heterozygous parent x heterozygous parent b.

This table shows four examples of experiments. A 2-column table with 4 rows. The first column labeled person has entries Lily, Astrid, Henry, Bob.

If bob has a piece of cake that has 300 calories per serving and there are 135 calories from fat, what percentage of calories come from fat?

Which of the following is the best example of homeostasis in the human body? and why?

Dna determines the structure of proteins produce by cells?

What does a organism that is still has many cells produce spores and gets food from the enviroment

What are the main features of a eukaryotic cell? How do these features differ from those found in Bacteria and Archaea?2.

What organelle is believed to have once been a free living prokaryote that moved into our cells and became a permanent guest? Select one: a. mitochondria b. nucleus c. cytosol d. none of these