Autosomal disorders and sex chromosome disorderexample:​

PJSC Novatek is a Russian gas company founded in Novokuibyshevsk, Samara Region in 1994, and as of the mid-2010s is the second largest natural gas producer in Russia in terms of production. Full name - Public Joint Stock Company Novatek. The headquarters is in the city of Tarko-Sale (Yamalo-Nenets Autonomous District). The founder, chairman of the board and the largest shareholder is Leonid Mikhelson. Until March 2003, it was named OJSC Novafininvest. The company began its activities with construction in the Far North regions, while acquiring shares in client companies (in particular, in Tarkosaleneftegaz, Purneftegazgeologia) in payment for construction work

In March 2013, Novatek won the right to develop the Vostochno-Tazovskoye oil and gas condensate field at an auction, paying 3.19 billion rubles. In May 2009, Novatek announced the purchase from the structures of the founder of the oil trader Gunvor, owned by Gennady Timchenko, 51% of Yamal LNG ", Which owns a license for the Yuzhno-Tambeyskoye gas field with gas reserves of 1.256 trillion cubic meters (this is comparable to the total amount of Novatek's reserves before the purchase). The deal amounted to $ 650 million. [6] At the same time it became known that the main owners of Novatek - the company's management - announced the sale of 13.13% of its shares to Gennady Timchenko [7].

At the end of 2010, the company made a number of major acquisitions: in November, together with Gazprom Neft, 51% of Severnergia LLC was bought from Gazprom, whose reserves amount to 1.3 trillion cubic meters of gas and 568 million tons of oil (Novatek within of this transaction acquired 25.5% of Severenergia for 24.4 billion rubles), in December Gazprombank acquired a controlling stake (48%) in Sibneftegaz, which develops Beregovoe and Pyreinoe Khadyryakhinskoye and Zapadno-Zapolyarnoye fields). The deal amounted to $ 841.15 million, the remaining 49% of Sibneftegaz belong to Itera

His name is David. David is from
Australia~ He is a little boy. My cousin
is four. David likes to play hideand.;.seek.
But he doesn`t want to read books.
Every Sunday we go to the park to ride
a bicycle. Yesterday we played football at
·. the school sports-ground. Now my cousin
and I play with a ball in the yard .
. 1. What the cousin's name is?
2. Where David is from?
3. How old the boy is?
4. What game David likes to play?
· 5. What he doesn`t want to do?
6. Where they go every Sunday?
7. What they do in the park?
8. Where David and his cousin go yes-
. terday? 
'TifE.pAsT INDEFINITE (SIMPLE) TENSE 25
9. What they do at the school sports ..
ground? .
10. What David do now?
11. What David's cousin do now?