Answer:
what are the answers? or is there?
Plants, animals and bacteria share a common ancestor, known as LUCA (the Last Universal Common Ancestor).
Answer:
estrogen
Explanation:
Estrogen, also known as estrogen, is a female sex hormone produced by the ovaries and released in the first phase of the menstrual cycle. It is the estrogen that confers all the female characteristics of women, such as breast size, texture and skin brightness, and is responsible for controlling ovulation and preparation of the uterus for reproduction.
The answer is C where the star is found in the sky. If a star is moving toward us, its spectroscopy will be observed at shorter wavelengths, this is called "blueshifted". If the star is moving away from us, the lines will appear in longer wavelengths, and that's called "redshifted".
Sorry for a late response, but I hope this helped.