During the growth period, sugarcane is apt to attack by insects of Lepidoptera and Homoptera ect., insecticidal genetic engineering is a basic method to sugarcane pest control.

甘蔗的生長期長，鱗翅目久久这只有免费精品、同翅目等昆蟲危害嚴重日韩AV无码一级毛片苍井空，采用基因工程的方法，培育甘蔗抗蟲品種是防治甘蔗蟲害的根本方法黄色片视频国产在线观看免费。

However, few genes resistant to homoptera (sap-sucking) insects were isolated. Recent studies have shown that some plant lectins from Amaryllidaceae species are toxic to sap-sucking insects in artificial diet assay, among which the lectin from snowdrop is the most toxic and has been most widely used in plant insect-resistant breeding.

大量的研究結(jié)果表明97公开在线视，植物凝集素具有有效的抗蟲作用，其中雪花蓮?fù)庠茨?GNA91欧美性爱视频，Galanthus nivalis agglutinin)已在植物基因工程中廣泛應(yīng)用日韩美女精品一级视频，并對同翅目害蟲如蚜蟲和褐飛虱等表現(xiàn)出較好的抗性。

Special form of inbreeding to maintain a high genetic relationship to a desirable ancestor.

特殊形式的同系交配欧美很黄C视频，旨在與理想的原種保持一種高度的遺傳基因關(guān)系欧美乱伦相片。

Axey worried that one of his SNPs would turn out to be a recessive mutation expressed as a disease such as Tay-Sachs or cystic fibrosis that would be passed along to his children.

AXEY公布其基因信息的有趣之處在于，他的生物學后代們不用同他見面就可能認出他們的父親国产精品yy9299在线观看。

By adding some fluorescence group in the reaction,we can utilize the fluorescence signal to accumulate and monitor the whole PCR process,and finally through the standard curve,we could analysis the unknown sample.As this technology has the characteristics of strong peculiar,high sensitivity,fine repetitiveness and accurateness,fast and totally closed raction,so in diagnosing animal virosis,this technology not only can measure the power and distribution of pathogen infection in the organism,and also it still has sensitive,fast,convenient characteristics.

該技術(shù)實現(xiàn)了PCR從定性到定量的飛躍人人摸人人干操，同常規(guī)PCR法相比，該方法特異性和可靠性更強熟女性生活视频，能實現(xiàn)多重反應(yīng)国产精品无码专区AV在线，且采用了完全閉管檢測，不需PCR后處理男女一级做a爱过程免费视频，有效解決PCR污染問題以及EB對試驗人員的傷害欧美精品电影一区；再配以相應(yīng)的熒光PCR儀，使整個PCR過程實現(xiàn)自動化欧美一级A片欧美黑人级别A片，加之具有耗時短精品巨乳人妻，操作方便等特點而備受推崇，因而廣泛應(yīng)用于基因表達研究亚洲无码黄色网站、轉(zhuǎn)基因產(chǎn)品安全檢測在线观看欧美一级、單核苷酸多態(tài)性研究及病原體檢測等領(lǐng)域。

KDa. Phylogenetic tree analysis showed that the putative rice OsCAS had a high amino acid identity (99%) to maize β-caryophyllene synthase, whereas a low amino acid identity (51%) to those in other plants including Arabodopsis, Artemisia and cucumber.

系統(tǒng)進化樹分析表明偷拍乱操视频，水稻OsCAS基因編碼蛋白的氨基酸序列與同為單子葉植物玉米的β-石竹烯合成酶氨基酸序列同源性達99%99riaV无码激情视频，而與其他植物的同源性僅51%。

Of or relating to a trait that is expressed only when the determining allele is present in the homozygous condition.

隱性性狀的屬于或與這種性質(zhì)特點有關(guān)的久久精品国亚洲A∨麻豆，即在同型接合情況下色五月综合网，只有當決定性等位基因出現(xiàn)時它才會有所表現(xiàn)的特點性質(zhì)

Molecular systematics of partial species belonging to 5 subfamilies of Miridae are investigated in this study by using esterase is...

運用酯酶同工酶和線粒體DNA中編碼細胞色素B蛋白質(zhì)的基因Cyt b作為分子標記欧美日韩国产成A免费网站，對盲蝽科Miridae的5個亞科的部分種類進行了分子系統(tǒng)學研究。

Molecular systematics of partial species belonging to 5 subfamilies of Miridae are investigated in this study by using esterase isozyme and cytochrome b gene in mitochondrial DNA as molecular marks.

運用酯酶同工酶和線粒體DNA中編碼細胞色素B蛋白質(zhì)的基因Cyt b作為分子標記95视频激情视频入口A，對盲蝽科Miridae的5個亞科的部分種類進行了分子系統(tǒng)學研究欧美性爱第一页在线播放。

The results showed that the spotted seals in Liaodong Gulf maybe belong to an independent population and no gene flow or exchange of female individuals occurred between those along Sea of Japan and Sea of Okhotsk.

初步表明，遼東灣斑海豹與日本海日本超级黄色视频网址、鄂霍次克海斑海豹是屬于不同的地理種群免费A片一区,二区,三区，或者遼東灣斑海豹同這兩個海區(qū)斑海豹未發(fā)生基因交流或者雌性個體的相互交流。