| 词汇 | 发育 |
| 释义 | 发育 “ We were looking at very early signs,” such as breast development and the growth of pubic hair, she said. The bud develops into a flower. Poor food arrests the natural growth of children. In most people, however, muscle development is not the same in both legs, so that it is probable that the steps will be uneven. Observations show that some sort of growth and development is occurring, though in rather complex fashion. Over the past decade, researchers have increasingly focused on so-called antenatal depression depression during pregnancy and its effect not only on mothers, but also on the development of the baby. Defects in sperm and egg development are the biggest cause of infertility but, because many of the key stages occur in the womb, scientists have struggled to study the process in detail. Asymmetry is believed to be caused by the baby undergoing stress while in the womb, leading to uneven development. There are no other major health or development problems. Redundancy is well known in biology— it is the bane of developmental geneticists. All forms of albinism cause problems with the development and function of the eyes. He discovered that myosin is only needed for the first and final stages of the amoeba's development and that, in all stages between, myosin is like a candy bar after lunch-- nice but not needed. It can affect growth and development. They interfere with our hormones, and they interfere with the endocrine system, which is the network of glands that orchestrate growth and development. It is also important to note that development in each of these three areas may not proceed at the same pace. This transformation of the normal stomach tissue increases the risk for cancer development. Researchers studying behavior and gene activity in mice have found that these microbes appear to help shape brain development. Since fetuses that have developmental problems take longer to habituate than normal fetuses, these types of studies may help indicate fetuses that are at risk for certain conditions. Poor brain development causes learning disabilities in2% to3% of the population, but the problem is more prevalent in males. What else should we know about the role of infant engagement in development? The problem, for some, is that stem-cell cultures derive ultimately from blastocysts, one of the earliest stages of embryonic development. The study appears in the journal Developmental Science. Until now, astrocytes were thought to have their main role in the development and nutrition of the brain's nerve cells. Expectant mothers may not know that what they eat affects the tooth development of the fetus. This heavy metal, which can also contaminate water and soil, can interfere with nearly every aspect of fetal development, causing brain and kidney damage, according to the CCHE. It is difficult to separate out each of these areas of development because they are closely linked with one another. |
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