The first event in the history of DNA studies was Johannsen identifies inherited traits as "genes"
- C. Johannsen identifies inherited traits as "genes"
<h3>Who was Johannsen?</h3>
noting that selection was only effective when based on genetic (genotype) rather than environmental (phenotype) differences.
With this information, we can conclude that Although Mendel conducted his experiments with pea plants in the mid-1800s, it was not until 1909 that Johannsen became the first person to describe Mendel's individual units of heredity. He called them genes.
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The cranium bones are held together by fixed joints called sutures.
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The nucleus is the control center of a cell in eukaryotes. It is protected by the nuclear membrane. The nucleus holds all of the cell’s genes, which are segments of DNA, found in the chromosomes.
Answer:
An atom is the basic unit of a chemical element. Atoms are made out of three main parts: protons, neutrons and electrons. Protons and neutrons are contained inside the very center of the atom, which is called the nucleus.
Explanation:
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