Ten-Minute Sabbatical

Take a break from the bench to puzzle and peruse.

Jan 1, 2019
The Scientist Staff
Click the puzzle for a full-size version.
Note: The answer grid will include every letter of the alphabet.
by Emily Cox and Henry Rathvon

Two beautiful little Chinese girls named Lulu and Nana came crying into the world as healthy as any other babies a few weeks ago. . . . When Lulu and Nana were just a single cell, this surgery removed a doorway through which HIV enters to infect people. 

—Researcher He Jiankui, now on leave from the Southern University of Science and Technology in Shenzhen, China, in a video announcing the birth of twins whose CCR5 genes he edited as one-day-old embryos using CRISPR (November 25)

If this is a false report, it is scientific misconduct and deeply irresponsible. If true, it is still scientific misconduct.

Robert Winston, emeritus professor of fertility studies and professor of science and society at Imperial College London, speaking with BBC News about the use of CRISPR to edit the genomes of twin girls when they were embryos (November 26)
ACROSS

1. Author of The Song of the Dodo and The Tangled Tree (2 wds.)
8. Eponym of a lab dish
9. Fingers and toes, to anatomists; feet, to poets
10. Prototypical caged wheel-runner
11. Prefix meaning “bone”
12. Groups between families and species
14. Like fillies but not like billies
17. U-shape bend in a river
19. Lagomorphs in warrens
22. Bird noted for singing in flight
23. Shrub in the heath family, for short
24. Fictional site of a cloning operation (2 wds.)

DOWN

1. What bathymetrists see things in?
2. Ascorbic acid or riboflavin
3. Geologist’s term for material of glacial origin
4. Organic milk dispensers
5. Sight under van Leeuwenhoek’s lens
6. Home to the Nile Delta toad and the pleasant gerbil
7. Pass through a semipermeable membrane
12. Quail’s cousin, sometimes ruffed
13. Numbers yet to be crunched by an analyst (2 wds.)
15. Where Gila monsters are protected by law
16. Masculine mergansers or teals
18. Brackish Gulf Coast creek or marsh
20. Kind of acid associated with element #5
21. Name in neonatal care or in space trekking



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