Answer:
the third whorl of a flower contains the male reproductive structure known as androecium
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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"By growing a bud" is the one way among the following choices given in the question that <span>an adult hydra produce a new hydra. The correct option among all the options that are given in the question is the third option or option "C". I hope that this is the answer that has actually come to your desired help.</span>