The anwser is true. Exposure to ultraviolet rays can cause skin cells to produce melanin which darkens the surface of your skin into a suntan.
Answer:
Abiotic factors in this ecosystem :
- Rain
- Wind
- Temperature
- Altitude
- Soil
- Pollution
- Nutrients
- Types of Soil
- Potenz of Hydrogen (pH)
- Sunlight
hope it helps!
Answer:
The following steps must be performed to make a bacterium produce human protein X: D) 6, 7, 2, 4, 5, 3, 1
Explanation:
To make a bacterium produce a human protein, it can be genetically modified in order to produce something useful, such as human inslun or human growth hormone. This is the right process in order to have a succesful result:
<em>1- Eukaryotic transcription; </em>
<em>2- Reverse transcription. </em>
<em>3- Restriction enzyme;</em>
<em>4-DNA ligase; </em>
<em>5-Transformation;</em>
<em>6-Prokaryotic transcription; </em>
<em>7-Translation; </em>
Aristotle was the first to begin to classify all living beings, that is he made an attempt at a taxonomy that encompassed all the species that he knew. In a way, he gave us the idea of taxonomy or classification.
