Aphotic Zone ( B ) Is the portion of a lake or ocean where there is little or no sunlight.
Answer from: Quest
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explanation:
Answer from: Quest
Since a female is both xx chromosome and the male passes down the x chromosome, than the offspring would be female since a female is xx.
Another question on Biology
Biology, 22.06.2019 04:00
What sentence best supports the statement that hormones are involved in the regulation of homeostasis? a. the hormone erythropoeitin increases the production of red blood cells when oxygen levels are low. b. the hormone oxytocin promotes labor contractions of the uterus during childbirth. c. the hormone melatonin induces sleep and its production is slowed by exposure to light. d. the hormone cortisol suppresses the immune system and is produced when the body is under stress.
When you run, you begin to breathe heavier and faster. your heart beats more quickly, bringing more oxygen to your cells. which organ systems are working together here?
Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?