Answer:
a gene
Explanation:
DNA is broken into strands called chromosomes, and these contain small segments called genes. These genes control traits, such as a thumb shape.
Answer:
Hmm I don't know really I saw a video about this but I don't remember it
Answer:
True breeding
Explanation:
True breeding is a breeding in which parents produce the offspring which carry same phenotype.
The parents in true breeding are homozygous for every trait.
<u>True breeding occurs in the plants when the plants produce offspring of same variety only when self pollination takes place. </u>
<u>For example, if a plant has purple flowers will produce only seeds which will grow into plants which have purple flowers.</u>
Ferns are pointy and mosses is not!