A Genetic cross also cross breeding is the deliberate breeding of two different individuals that results to offspring that carry part the genetic material of each parent. A monohybrid cross is the breeding of two organisms that differ in a single trait. A hybrid is an offspring from a cross between parents and has different phenotypes for a specific trait.
It continues to multiply untill the max. later it eats itself to make more space for it to multiply
A. Asexual reproduction is like cloning.
Answer;
D) Linnaeus primarily used physical characteristics.
Explanation;
-Carolus Linnaeus developed naming system that is still used today, called binomial nomenclature. He is known as the Father of Taxonomy, which is the system of classifying and naming organisms.
-Among is contribution is the development of a hierarchical system of classification of nature, which includes eight taxa: domain, kingdom, phylum, class, order, family, genus, and species.
-However, some of Carl Linnaeus's classifications of organisms were incorrect because Linnaeus primarily used physical characteristics.