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In the absence of acrosome the sperm _________
Egg is covered by a tough sheet of tissue that protects it from desiccation and infection by pathogens. But the same tissue also prevents sperm nuclei from encountering the egg nuclei. However, a part of sperm is known to release enzymes that digest this tough sheet. What part of sperm is it?
Rakesh and Reshma have difficulty conceiving a baby. They consulted a sex therapist. Sperm count of Rakesh was normal but the doctor observed that the motility of his sperm was less. What part of sperm do you think has the issue?
Acrosome of sperm is formed from which part of the spermatid?
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of thefour alternatives. Widespread liberalization of the economic ________________ regime was long overdue in 1991, and has played a positive role since, but itsimpact has ________________ its course and the policy has recognisable ___________________. Liberalization cannot address all aspects ofthe man­made environment and now climate change ________________ to change everything forever. We do not have another quarter centuryto deal ___________ these imperatives. Widespread liberalization of the economic ________________ regime
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of thefour alternatives. Widespread liberalization of the economic ________________ regime was long overdue in 1991, and has played a positive role since, but itsimpact has ________________ its course and the policy has recognisable ___________________. Liberalization cannot address all aspects ofthe man­made environment and now climate change ________________ to change everything forever. We do not have another quarter centuryto deal ___________ these imperatives. but its impact has ________________ its course
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of thefour alternatives. Widespread liberalization of the economic ________________ regime was long overdue in 1991, and has played a positive role since, but itsimpact has ________________ its course and the policy has recognisable ___________________. Liberalization cannot address all aspects ofthe man­made environment and now climate change ________________ to change everything forever. We do not have another quarter centuryto deal ___________ these imperatives. now climate change ________________ to change everything forever.
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives. The answer to the third question is __________________ answered; State leaders ___________________ great willingness to play into the hands of the Central government, presumably for a price. ________________ the process, representatives have forgotten the history of their own societies. But they fail to ________________ that history cannot be disremembered, it constantly nudges us to recollect past struggles ___________________ injustice in these States. But they fail to ________________ that history cannot be disremembered,
Which of the following statements refers to the process of 'parthenogenesis'? 1. It is a natural form of asexual reproduction in which the growth and development of embryos occur without fertilisation. 2. It is a mode of reproduction in which a male organism's sperm fertilizes a female organism's egg outside of the female's body. 3. It is a mode of reproduction in which a male organism's sperm fertilizes a female organism's egg inside of the female's body  Select the correct answer using the codes given below.
Which of the following statements is/are correct? 1. In Intracytoplasmic sperm injection method ova from the wife/donor (female) and sperms from the husband/donor (male) are collected and are induced to form zygote under simulated conditions in the laboratory. 2. In vitro fertilisation is a specialised procedure to form an embryo in the laboratory in which a sperm is directly injected into the ovum.