LARI 2 3 4 5 6 7 8 9
Topic 2: Inheritance (cont.)
normal male
normale
with so
O with
b) (ii) The geneticist crossed dog 4 with dog 5. Approximately half the offspring
had acatalasia and half the offspring did not. Complete the genetic diagram to
show how this is possible. The normal allele is represented by B and the mutant allele is
represented by b. [3 marks]
Dog 4
Dog 5
Parental phenotypes
normal
acatalasia
Parental genotypes
Offspring genotypes
Offspring phenotypes
desert perennials often survive by remaining dormant during dry periods of the year, then springing to life when water becomes available. most annual desert plants germinate only after heavy seasonal rain, then complete their reproductive cycle very quickly.
answered: Guest
the correct answer is d
answered: Guest
Alright, i'm gonna try to explain this as good as possible. the law of conservation is like a collection overtime. it never changes though. no matter how you change the constituent parts.
answered: Guest
ok yes, but what is the question? as soon as you ask the actual question i will answer it. : )
Brass gets discoloured in air because of the presence of which of the following gases in air? a. oxygen b. hydrogen sulphide c. carbon dioxide d. nitrogen
The term autotroph refers to an organism that: a. uses co2 for its carbon source. b. must obtain organic compounds for its carbon needs. c. gets energy from sunlight. d. gets energy by oxidizing chemical compounds. e. does not need a carbon source