Cell membraine i hope that help
It decomposes it and returns the nutrients to the ground.
Answer:
C. dark organic matter that forms when plants and animals decay
D. To process information and form a response
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.