Respuestas
2) Below is an experiment of Mendel's Monchybrid offspring, complete the table by writing the correct answer in the blanks.
answer:- first image
3) Write brief information about Down's syndrome.
answer:- Down syndrome is a condition in which a person has an extra chromosome. Chromosomes are small “packages” of genes in the body. They determine how a baby's body forms and functions as it grows during pregnancy and after birth. Typically, a baby is born with 46 chromosomes
4) Below are some of the characteristics of human beings. Classify them in
Dominant and Recessive characters.
(Rolling tongue, Presence of hair on arms, Non-rolling tongue, Black and curly
hair, Absence of hair on arms, Attached earlobe, Brown and straight hair, Free
earlobe)
answer:- There are dominant and recessive traits in every organism. The dominant characters are expressed when present and masks the recessive characters.
Dominant traits in humans:
(1) Curved little finger.
(2) Development of dark hair.
(3) There are dimples on the cheek.
(4) Free ear lobes.
(5) Capacity to roll the tongue.
(6) Freckles on the face.
Recessive traits in humans:
(1) Straight little finger.
(2) Development of blonde hair.
(3) There is no dimple on the cheek.
(4) Attached ear lobes.
(5) No capacity to roll the tongue.
(6) No freckles on face.
5) question answer:- see the 2 image.
answer no 6:-Organs of excretion include the skin, liver, large intestine, lungs, and kidneys. All of them excrete wastes, and together they make up the excretory system . The skin plays a role in excretion through the production of sweat by sweat glands.
answer no 7:- Albinism refers to a range of disorders that result from a reduction or absence of the pigment melanin. These vary in severity and often causing white skin, light hair, and vision problems. The condition can affect anyone, but its prevalence varies by region
Explicación:
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