Nondisjunction, the failure of chromosomes to separate properly during cell division, is more common in older females primarily due to the aging of oocytes (egg cells). Women are born with a finite number of eggs, which remain in a dormant state until ovulation, and as they age, the likelihood of errors in chromosome segregation increases. This is linked to the prolonged period of meiosis that eggs undergo, leading to potential issues with spindle formation and chromosomal alignment. Additionally, age-related changes in the cellular environment may further contribute to the increased risk of nondisjunction in older females.
eubacteria because they are the most common prokaryotes. if something was an older form it would be more common because its been around for a long time.
No. Studies have shown that humans males prefer younger human females. It is the male that chooses the female. Do you recall many females choosing their partner? Although, very young women (under 11) could be injured by sexual intercourse.
Genetic defects also can take place when the egg or sperm are forming if the mother or father passes along some faulty gene material. This is more common in older mothers. The most common defect of this kind is Down syndrome
The crackling noise could be due to the expansion and contraction of the materials in the light fixture as it heats up. Once the fixture reaches a stable temperature, the noise subsides. This is a common occurrence in older or poorly maintained fixtures. If the issue persists or becomes more frequent, it may be a sign of a loose connection or faulty wiring that should be inspected by a professional electrician.
Yes, Duchenne muscular dystrophy is a genetic disorder caused by mutations in the dystrophin gene. It is inherited in an X-linked recessive manner, meaning it primarily affects males and can be passed down from carrier females.
Nondisjunction, the failure of chromosomes to separate properly during cell division, is more common in older women primarily due to the aging of oocytes (egg cells). As women age, their eggs are in a prolonged state of meiosis, which increases the likelihood of errors occurring during chromosome segregation. Additionally, the cellular mechanisms that ensure accurate chromosome separation may become less effective over time, leading to a higher risk of nondisjunction events. This is why older maternal age is associated with higher rates of chromosomal abnormalities, such as Down syndrome.
Males 19 years and older = 5mgFemales 19 years and older = 5mgPregnant females = 6mgBreastfeeding females = 7mg
yes they do but on younger females
CMP is most common in adolescent females, although older people may also develop it. An average of two out of 10,000 people develop this condition, many of them runners or other athletes.
Yes, it is common for boys to experience nocturnal emissions or "nightfall" during adolescence. This is a natural part of male development and usually stops as they get older. It is a normal and healthy occurrence.
18 or older, and ONLY females.
Mother's age is a significant factor in nondisjunction because the likelihood of chromosomal errors during meiosis increases as a woman ages. This is primarily due to the fact that a woman's eggs are formed during fetal development and remain in a suspended state until ovulation, leading to potential deterioration of the egg's chromosomal integrity over time. As a result, older mothers have a higher risk of having children with chromosomal abnormalities, such as Down syndrome, which is linked to nondisjunction events.
yup,
The pre-Clovis artifacts were 18,000 years old
Any, I'm sure he isn't fussy.
yes they can because i have two females in the same cage
Adult males are more likely to die from fights rather than old age. The majority of deaths from fighting occurs before age ten. Female die around the age of 15. In females, decaying teeth ends hunting days, but not life. Older females are still aloud to eat the kill.