Answer:
Maybe
Explanation:
nucleus;ribosome
because nucleus is cells control house and ribosome responsible for providing protein..
The answer is all of the because
Answer:
chemical change.
Explanation:
There are two types of changes in matter: physical change and chemical change.
physical change- it is a change in matter that alters only its physical properties or its physical appearance. This type of change is reversible. For example- freezing of water, the water turns into solid ice and it can be reversed by melting the ice.
chemical change- it is a change in matter that alter its chemical and thus its physical properties. Most chemical changes are irreversible. for example- burning of paper, results in black soot and ashes- Thus changing both physical and chemical properties.
In a double cross of two heterozygotes for both traits ( BrBl Rbx BrBl Rb) we would get a <span>9:3:3:1 phenotypic ratio.
9 Brown body, red eyes (both dominant traits)
3 brown body, brown eyes (one dominant, one recessive trait)
3 black body, red eyes ( one recessive and one dominant trait)
1 black body, brown eyes ( both recessive traits)</span>
B . Excessive commercial fishing
Reason: the other options are good things this is the only bad thing