Answer:
Natural selection can only fail if there is variation among members of the same species. ... Variation in a population effect from change and the rejoining of alleles during meiosis and fertilization.
Explanation:
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Answer:
<h2>homoplasy</h2>
Explanation:
Homoplasy: the character that is present in the set of species but not present in their common ancestors is known as homoplasy. In case of an archaean cell, their rRNA sequence is more similar to that of humans than the sequence of mouse rRNA is to that of humans.
Example: the evolution of the eye which has originated independently in many unrelated species.
Answer:
A cell plate
Explanation:
A cell plate is a structure found in plant cells on the top and bottom of the cell. It is a perforated wall made of cellulose and it allows for substances to move in and out of the cell, as the outer most layer of a plant cell, the cell wall, is impermeable.
Answer:
<em>The correct option is D) too few workers to support an aging population</em>
Explanation:
A positive population growth can be referred to as a situation when the population of a country is rising.
A negative growth population is referred to as a situation when the population of a country is becoming lesser. As a result of this negative population growth trend, there will be fewer workers to support the aged people. Also, there will be lesser people working for the economy of the country.
The answer is number 3 use this to help you : https://quizlet.com/118565169/nsg-6005-week-8-flash-cards/