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प्रश्न
Which of the following cannot pass readily through the placenta to the foetus?
विकल्प
Antibodies
Amino acids
Alcohol
Haemoglobin
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उत्तर
Haemoglobin
Explanation:
Haemoglobin does not quickly transfer from the placenta to the foetus.
संबंधित प्रश्न
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Implantation.
- The development stage that undergoes this process.
- The approximate time after fertilisation, when it occurs.
Differentiate between:
Impotency and sterility
Correct and rewrite the statements by changing the biological term that is underlined for the statement:
The protective sac which develops around the developing embryo is called the Pericardium.
Describe briefly the ways how a mammalian embryo is protected
Differentiate
Uterus and Urethra.
Explain the term Fetus
Complete the following sentences with appropriate word:
The period of complete development of the fetus until birth is termed ______.
The haemoglobin of a human foetus ______.
Mention any two functions of the human foetal placenta.
Given below is the name of certain stage/substance related to reproduction and found in human body. Answer the questions related to it.
Foetus.
- Where is it contained?
- How does it differ from embryo?
