He should not attempt to carry it on his head.
Answer:
A. how changing a variable can affect behavior.
Explanation:
An experiment can be defined as an investigation which typically involves the process of manipulating an independent variable (the cause) in order to be able to determine or measure the dependent variable (the effect).
Hence, an experiment can show how changing a variable can affect behavior.
This ultimately implies that, an experiment can be used by scientists to show or demonstrate how a condition causes or gives rise to another i.e cause and effect, influence, behavior, etc in a sample.
Warning signs include (but are not limited to):
Talking about wanting to die or to kill oneself
Looking for a way to kill oneself
Talking about feeling hopeless or having no reason to live
Talking about feeling trapped or in unbearable pain
talking about being a burden to others
Increasing the use of alcohol or drugs
Acting anxious or agitated; behaving recklessly
Sleeping too little or too much
Withdrawing or feeling isolated
Showing rage or talking about seeking revenge
<span>Displaying extreme mood swings</span>
Answer: Genome, Proteins, chromosome, Gene.
Explanation: Matching the vocabulary term to correct definition gives----
1. The complete set of hereditary instructions contained in the DNA chromosome----GENOME
2. Important biological molecules with a complex folded structure genome---PROTEINS-
3. Structure found in the cell that contains tightly wound strands of DNA proteins----CHROMOSOME
4. A sequence of nucleotides in a strand of DNA that code for a specific product, which is usually protein gene------ GENE