Answer:
<h3>The plastic cube if released in water does not sink and rather floats on the surface. This called the phenomenon of buoyancy. Plastic is water repellent object and it has high rates of buoyancy, when compared to other objects. As plastic is lighter than the water it tends to float on the surface. </h3>
Blood vessels in the ear dilate or constrict to help regulate body temperature.
The answer is endoplasmic reticulum. There are two types of the organelle. The rough endoplasmic reticulum (RER) and smooth endoplasmic reticulum (SER). The RER has ribosomes attached to its outer membrane hence mainly folds, modifies and transports proteins. SER, on the other hand, is significant in the modification and transportation of lipids.
Answer:
Let's complete the question by adding the options to it
A) genetic bottleneck.
B) sexual selection.
C) habitat differentiation.
D) founder effect.
The RIGHT ANSWER IS D)
D) founder effect.
Explanation:
The founder effect refers to a loss in genetic variation due to formation of a new population from few number of individuals out of a larger population.