Answer: A) yes
Explanation:
Phylogenetic trees forms as a result of speciation. These are useful in determining the relationship between the hierarchical groups depending upon the common ancestry. The genus and species are the two taxonomic groups in the biological classification. The species can be related to the genus or related species through common ancestral relationships. A genus can be related to the closely-related group of several species.
Answer Internal and external environmental factors, like gender and temperature, influence gene expression. ... Similarly, drugs, chemicals, temperature, and light are among the external environmental factors that can determine which genes are turned on and off, thereby influencing the way an organism develops and functions.
Explanation:
Answer:
lysosomes
Explanation:
this is because lysosomes are found in animal cells and are rarely found in plant cells.
Answer:
<em>Conjugation </em>
Explanation:
Conjugation is the method of moving genetic material from one bacterium to another via direct contact.
<em>One bacterium is the source of the genetic material during conjugation, while the other acts as the receiver.</em>
The bacterium of the recipient contains a sequence of DNA called the element of fertility or F-factor.
Answer:
Before the antibiotic, the ‘good’ bacteria had colonized her intestines and formed colonies that made up her biome. These colonies out-compete other bacteria, including ‘bad’ bacteria that tried to grow in the intestines hence protecting her intestines from infection.
However, the antibiotics wiped out the established colonies of ‘good’ bacteria –destroying her biome- and gave room for recolonization of the intestines by bacteria. The secondary succession gave a chance for the ‘bad’ bacteria to also thrive and cause her massive infections.
