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Subject: Biology, asked on 21/4/18

The number of free nuclei formed before cellularisation varies greatly .Please explain this line.
endosperm tissue. The cells of this tissue are fined with 
reserve food materials and are use or e nutrition of 
the developing the PEN undergoes successive 
nuclear divisions to give rise to free nuclei. This stage of 
endosperm development is called free-nuclear endosperm.
Subsequently cell wall formation occurs and the 
endosperm becomes cellular. The number of free nuclei 
formed before cellularisation varies greatly The coconut 
water from tender coconut that you are familiar with, is 
nothing but free- nuclear endosperm (made up of 
thousands of nuclei) a n surrounding white kernel is the cellular endosperm. 
Endosperm may either be completely consumed by the 
developing embryo (e.g.. pea. groundnut, beans) before seed 

Subject: Biology, asked on 24/3/18

The accessory gland in human males whose secretion activates the sperm???

Subject: Biology, asked on 18/12/21

Which of the following changes can occur only in human female during puberty?

A. Breast size begins to increase
B. They begin to menstriate
C. Thinner hair appear on legs and am
D. Thick hair growing in the genital area between the thighs

Subject: Biology, asked on 23/6/19

give me the answer fast

3. Find the odd one out and name the category:
(i) Endometrium, cervix, fimbriae and fundus.
(ii) Tunica albuginea, lobule, vas deferens, seminiferous tubules and Leydig's cells.

Subject: Biology, asked on 21/10/18

If a guy asks for bobs or vegana what would you do?

Subject: Biology, asked on 20/3/18

the hormone that stimulates gametes formation in males and females

Subject: Biology, asked on 18/11/21

What is reproductive organs

A R
Subject: Biology, asked on 22/4/18

Q 105

105.  An embryo may sometimes develop from any cell of embryo sac other than egg. It is termed as

(a)  apospory
(b)  apogamy
(c)  parthenogenesis
(d)  parthenocarpy

A R
Subject: Biology, asked on 21/4/18

Q. Choose the incorrect statement from the following:
  1. In birds and mammal internal fertilisation takes place.
  2. Colostrum contains antibodies and nutrients.
  3. Polyspermy in mammals is prevented by the chemical changes in the egg surface.
  4. In the human female implantation occurs almost seven days after fertilisation.

Subject: Biology, asked on 2/11/18

list two function of ovaries

Subject: Biology, asked on 27/8/20

Identify the source of urea that is removed via the kidneys in a healthy human being

A R
Subject: Biology, asked on 27/5/18

Explain c option
Q.13. One of the legal methods of birth control is
(a) abortion by taking an appropriate medicine
(b) by abstaining from coitus from day 10-17 of the menstrual cycle
(c) by having coitus at the time of day break
(d) by a premature ejaculation during coitus

Subject: Biology, asked on 28/12/21

If gametes in human were produced by mitosis instead of meiosis then the number of autosomes and sex chromosomes in a somatic cell of an offspring would have been ____ and ____ respectively.
Kindly answer with a proper explanation.

Subject: Biology, asked on 6/12/18

Please answer all the questions related with diagram

Subject: Biology, asked on 27/6/18

1)what process shown in the figure? 2)define the process. 3)how does nature favour this process.

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