Answer:
take on two more electrons
Explanation
i did research, but i could be wrong
Ferns are both seedless and vascular
Answer:
C. They self-fertilize
Explanation:
A is wrong: they are diploid
B is wrong: it definitely has chromosomes
D is wrong: since it has chromosomes it can potentially have recessive traits
Answer;
-Aggressive behavior
Dr. Han is studying what brain structure is associated with aggressive behavior among rats and is most likely to see the amygdala activated when using neuroimaging techniques.
Explanation;
-Aggression is a fascinating and distressing topic for the pet rat owner. We are normally intrigued or amused by aggressive behaviors like chasing and sidling, but we hate it when our pets hurt each other.
-Aggressive behaviors are strung together into sequences that vary in their intensity and duration. The lowest intensity encounters are chases.
We can reduce air pollution by using public transport instead of private vehicles when possible, this can reduce the gas released from private cars. We can reduce energy consumption by setting air conditioner to a suitable temperature such as 26°C or use fan instead. Also make sure we turn off all the electrical appliances when we leave a place.