单词:chromosome crossing-over
单词:chromosome crossing-over 相关文章
Alice: Hello, I'm AliceStephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sleepwalking. Have you ever walked in your sleep, Stephen? Stephen: I dont think so, but Ive been known to tell stories in my sleep. Al
UNIT 3 My street [00:02.74]单元三 我的街道 [00:05.49]Read a poem [00:06.95]读一首诗 [00:08.41]I live in Garden City,Near Moon Street. [00:11.00]我居住在花园城市,近月亮街道。 [00:13.58]It's crowded with traffic.It's a busy s
00:05.00]确保安全 [00:10.00]The people are in the street.What are they doing? [00:16.04]这些人在街上,他们在做什么? [00:22.07]Peter is using a footbridge. [00:26.10]Peter在走行人天桥。 [00:30.12]Mary is waiting for the green man at a pedestrian cros
Little girls are made of sugar and spice and, according to a study published in the journal Cell, a fierce determination to maintain their girlishness. Because it seems that a single gene keeps their ovaries from turning into testes. Scientists have
ENGLISH MARATHON Host: Jeffery 1. Where is ... 2. Can you tell me the way to... 3. Go along walk straight 4. turn (on) leftright 5. crossing
Idiom: Like a moth to a flame ( doing something attractive and dangerous ) Hit the book: Potion Disability Inspire Down syndrome Chromosome
梦游症是会遗传的。 Alice: Hello, I'm Alice Stephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sleepwalking. Have you ever walked in your sleep, Stephen? Stephen: I dont think so, but Ive been known to
Crossing the Bar By Alfred Tennyson Sunset and evening star, And one clear call for me! And may there be no moaning of the bar, When I put out to sea, But such a tide as moving seems asleep, Too full f
Neil: Hello and welcome to Six-Minute English from BBC Learning English, I'm Neil and with me today is Rosie. Rosie: Hi there. Neil: Well, today we're talking about men. Rosie: That sounds interesting. Neil: It is very interesting especially if you'r
Scientists at the Whitehead Institute in Cambridge, Massachusetts say it's fortunate for humans that the Y chromosome is not on the verge of extinction. That's because the Y is the chromosome that makes males males. The outlook is less favorable for
This is the VOA Special English Health Report. A miscarriage is the natural loss of a pregnancy before the twentieth week. This happens to as many as twenty percent of known pregnancies. Experts say many pregnancies end before a woman even knows she
As 2014 comes to a close, it's time to reflect on the most futuristic breakthroughs and developments of the past year. Here are 15 predictions that came true in 2014. 2014年已经过去,现在来总结过去一年中最具前瞻性和影响力的重
Greek and Turkish Cypriots have removed a blockade that has separated them for half a century. Ledra Street, a thoroughfare in the heart of Nicosia had become a potent symbol of Cyprus's ethnic partition. 希腊裔和土耳其裔的塞浦路斯人拆除
Autism 自闭症 Why it's not Rain Woman 为什么它不是雨女 Women have fewer cognitive disorders than men do because their bodies are better at ignoring the mutations which cause them 与男性相比,患有认知障碍的女性较少,因为她
1 Compared with conventional beef, grass-fed beef is higher in this health-promoting nutrient, which gives its fat a yellow color: 1、与传统牛肉相比,草饲牛肉中某种有益健康的营养素含量更高,并让脂肪呈现黄色,这种
BEIJING, May 23 (Xinhuanet) -- A new study suggests that crossing your arms could reduce the intensity of pain, according to media reports. The study was conducted by researchers from University College London (UCL), who reported their finding in the
GAZA, Feb. 13 (Xinhua) -- The Gaza Strip ruler Hamas government on Sunday urged the Egyptian authorities to open the Rafah crossing point, which has been closed for two weeks amid Egypt's popular protests(抗议). Palestinians in Gaza were harmed