小麦有高秆(D)、抗锈病(T)的品种和矮秆(d)、不抗锈病(t)的品种。育种时,让含

来源:www.tikuol.com 发布时间:2019-03-10 06:48
题型:填空题 计算题

问题:

小麦有高秆(D)、抗锈病(T)的品种和矮秆(d)、不抗锈病(t)的品种。育种时,让含两对相对性状的纯种小麦杂交,所产生F1分别与隐性个体测交,结果如下。测交后代表现型,高抗:高不抗:矮抗:矮不抗=1:1:1:1

如果让F1自交产生F2,F2中符合生产要求的新类型为()品种,其基因型为();符合生产要求的基因型为()。

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题型:问答题

1.将文件夹下RDEV文件夹中的文件KING.MAP删除。 2.在文件夹下BEF文件夹中建立一个名为SEOG的新文件夹。 3.将文件夹下RM文件夹中的文件PALY.PRG复制到文件夹下BMP文件夹中。 4.将文件夹下TEED文件夹中的文件KESUT.AVE的属性设置为隐藏和只读。 5.将文件夹下QENT文件夹中的文件PTITOR.FRX移动到文件夹下KNTER文件夹中,并改名为SOLE.CDX。

题型:单项选择题 A1/A2型题

关于M蛋白的正确说法是()

A.理化性质多样

B.免疫活性强

C.来源于T细胞的恶性增生

D.多无免疫活性

E.只能是IgG、IgM或IgA

题型:阅读理解
阅读理解。
     Below are some classified ads from an English newspaper.
Classified ads
FOR DIRECT CLASSIFIED SERVICE CALL 800-0557 10A.M.-4P.M. MONDAY-FRIDAY
              FOR SALE
COME to moving sale----Plants,
pottery, books, clothes, etc, Sat,
Dec. 14#----9a.m.-5p.m.1612
Female, Apt. I.800-4696.

USED FUT COATS and
JACKETS. GOOD condition.
$30-$50. Call 800-0436 after 12
noon.
MOVING: Must sell. TV21",
$50; AM/FM radio A/C or
battery, $15; cassette tape
recorder, $10. Call Jon or Pat,
800-0739 after 5 p.m. or
weekends.

SHEEPSKIN COAT: man's,
size 42, I year old. $85. After 6
p.m.,. 800-5224.
LOST AND FOUND
FOUND: Cat, 6 months old,
black and white markings.
Found near Linden and South U.
Steve. 800-4661.

LOST: Gold wire rim glasses in
brown case. Campus area.
Reward, Call Gregg 800-2896.

FOUND: Set of keys on
Tappan near Hill intersection.
Identify key chain. Call
800-9662.

FOUND: Nov.&----A black and
white puppy in Packard-Jewett
area. 800-5770.
             PERSONAL
OVERSEAS JOBS---Australia,
Europe, S. America, Africa.
Students all professions and
occupations, $700 to $3000
monthly. Expenses paid,
overtime. Sightseeing, Free
information at
STUDENTS'UNION.

THE INTERNATIONAL
CEMTER plans to publish a
booklet of student travel
adventures. If you like to write
about your foreign experiences,
unusual or just plain interesting.
Call us (800-9310) and ask for
Mike or Janet.

UNSURE WHAT TO DO?
Life-Planning Workshop, Dec.
13th -15th, Bob and Margaret
Atwood, 800-0046. 
         ROOMMATES
FEMALE ROOMMATE
WANTED: Own room near
campus. Available December
1st. Rent $300 per month until
March 1st. $450 thereafter. Call
Jill for details, 800-7839.

MEED PERSON to assume
lease for own bedroom in apt.
near campus, $'380/mo.
starting Jan. 1st. Call 800-6157
after 5p.m..


            DOMESTIC SERVICE
EARLY HOUR WAKE-UP SERVICE:
For prompt, courteous wake-up service,
call 800-0760.

                  HELP WANTED
BABYSLTTER-MY HOME If you are
available a few hours during the day, and
some evenings to care for 2 school-age
children, please call Gayle Moore, days
800-1111, evenings and weekends
800-4964.

PERSONS WANTED for delivery work,
Own transportation. Good pay. Apply
2311 E. Stadium. Office 101, after 9
a.m.

TELEPHONE RECEPTIONIST
WANTED. NO experience necessary.
Good pay. Apply 2311 E. Stadium. Office
101, after 9 a.m.

WAITRESS WANTED: 10 a.m.-2 p.m.
or 10:30 a.m.-5 p.m. Apply in person. 207
S. Main, Curtis Restaurant.

HELP WANTED for house cleaning 1
/2 day on weekends. When----to be
discussed for mutual convenience. Good
wages. Sylvan Street. Call 800-2817.







1. Where will you post a notice if you need someone to look after your children?
A. PERSONAL
B. HELP WANTED
C. DOMESTIC SERVICE
D. ROOMMATES
2. A second-hand jacket will probably cost you _____.
A. $60
B. $40
C. $20
D. 10
3. To have your travel notes published, you may contact _____.
A. Students' Union
B. Gayle Moore
C. The International Center
D. Life Planning Workshop
4. If you want to have someone wake you up in the morning, you may call _____.
A. 800-5224
B. 800-5770
C. 800-7839
D. 800-0760
题型:单项选择题

下列不属于影响活塞压气机排气量的因素的是( )。

A.出口压力
B.进气温度
C.转速
D.余隙容积

题型:判断题

应付债券属于流动负债。 ( )