What is a hard and strong rock with thin, flattened crystals packed tightly together?

what is a brittle rock that contains fine grains and layers with fossil remains?

Lymphatic vessels remove excess fluid from tissues. often after mammexront( the surgical procedure to remove of all or part of a breast) the lymphatic vessels draining the arm are damaged. explain a consequence of this damage. what can be done to reduce the symptoms?

How is transcription similar to translation in terms of base pairing?

Match the reproductive structures based on their function and the system to which they belong. egg ovary sperm vas deferens vagina fallopian tube testis urethra