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    estrogens

    - a group of steroid hormones, including estradiol and several others, that are produced by the ovaries and elicit secondary sex characteristics in females as well as control the maturation of the ova

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Questions & Answers

what is meaning of polysaccharide
mark Reply
water as a function in cell for inorganic substances
chisom Reply
hi john....wat about for mineral salts, its function in a cell and structure
chisom
hi chisom which topic is this
Ezeh
this biology is for which grade?
Janet Reply
A1
Boadi
state any one specialized animal cell and it's function
Pascal Reply
sperm cell: Fertilization
Tshering
Can DNA and RNA be praticalized
Oyewale Reply
you can make models of them and show how they replicate
Oswald
what is dentition
Tisa Reply
Study of teeths and their functions
Stanisla
what are the function
Tisa
it's not teeths. teeth is plural as well as singular noun. the function of the teeth is to cut and grind food for easier swallowing and for increasing the surface area if the fish as the substrate in which digestive enzymes work
Oswald
dentition is not the study of teeth but the arrangement of teeth in the mouth of species or individuals
Oswald
what are the two types of teeth
Tisa
Function of probosis
Adeola Reply
why do we study biology?
SYDNEY Reply
where biology began
Alhaji
What are chromesome
Talkmore Reply
condensed DNA wrapped with histone
Elias
chromosomes are gins that we take from our parents.when mom get pregnant the baby inside is made up of 23 chromosomes from his dad and 23 chromosomes from his mom.so a baby is made up of totally 46 chromosomes
ezera
chromosome are rod or thread shape body located in the nucleus of a cell.
Alhaji
what are chromosomes
Persiviour
what is chromosome?
Royd Reply
How can a person who has been in the vascular disease repairs his or her DNA
Rabson Reply
i need its explanation sir..pls provid na...🙁
Shaf Reply
Of wat
John
explanation for wat
Christian
Of war na so dat I can provide
John
Is d process which food is converted into substance dat can be utilize by d body
John
the meaning of disgestion
Charity Reply
because they are considered to be proteins ..lipids,fats, and nucleic acids
Geeta Reply
what is osmosis
Festus Reply
Is the movement of solvent molecules from the region of a higher concentration to the region of lower concentration
Muhammad
It is the movement of solvent from the region of lower concentration to the region of higher concentration through a semi-permeable membrane.
Helen
and diffusion
Prudent
it is the movement of water molecules fro region of higher conc. to the region of lower conc.thro a semi-permeable membrane.
Chansa
Diffusion is the movement of solute molecules from a region of higher concentration to a region of lower concentration.
Quartey
osmosis is the movement of water molecule from the region higher water potential to a region of lower water potential
Pascal
what is the function of Nerve cell?
Pascal
list three vertebrate animal and three invertebrate animal
Katie Reply

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Source:  OpenStax, Biology. OpenStax CNX. Feb 29, 2016 Download for free at http://cnx.org/content/col11448/1.10
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