If you have both parents with long ears and some of the offsprings have short ears, you can say both parents are heterozygous for this. Both have a dominant (long ear), and a recessive allele (short ear).
To prove this, you can draw a Punnett square, and you'll see the probabilities of the offsprings.
C. exocytosis
just think "exo" sounds like "exit". diffusion is mostly gases, endocytosis is coming in, and osmosis is water
Answer:
By definition, tissues are absent from unicellular organisms. Even among the simplest multicellular species, such as sponges, tissues are lacking or are poorly differentiated. But multicellular animals and plants that are more advanced have specialized tissues that can organize and regulate an organism’s response to its environment.
The cell that has the nucleus is eukaryotic and the cell that doesn't have a nucleus is eukaryotic
hope it helps
