Classification of organisms allow the identification of shared characteristics, which reveals how organisms interact with the components of their ecosystem. Which of the following characteristics could be used to classify an organism?
Group of answer choices

Ability to photosynthesize

Color of the skin or fur

Number of appendages

The size of the organism

Explanation:

Ability to photosynthesize

and Number of appendages.

I'm gonna go with Ability to photosynthesize.

Explanation:

the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

i hope this : )