An ovarian cell receives a series of endocrine signals from the pituitary gland to start producing hormones at a cytoplasmic receptor protein. These hormones also have cytoplasmic receptors. To accommodate this increase, the ovarian cell starts to produce large amounts of mRNA.

Which blood cell spend most of their time in the lymphatic system?

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight