Tissues is the most basic organismal level, <span>which are groups of similar cells that act as a functional unit. </span>
Answer:
18 chromosomes
Explanation:
if their somatic cell have 36 chromosomes then gamete have 18 chromosomes. because meiosis is a reduction division and produce gametes with half number of chromosomes. so their gametes recieve 18 chromosomes.
D - spine alignment and foot size.
Late australopiths had an S-shaped spine that allowed for balance when standing. Shorter and less flexible toes made pushing off the ground much easier.
Answer:
9. Bees play a very important role in relation to agricultural production. Indeed beekeeping is a vital part of our agricultural system. Apart from crop plants which are highly dependant on bees, the presence of honey bees also improves the quality and quantity of crops in general.
10. Use insect repellent. Permethrin-impregnated clothing and insect repellent have not been proved to be particularly effective against tsetse flies, but they will prevent other insect bites that can cause illness. The World Health Organization has targeted West African trypanosomiasis for elimination as a public health problem by 2020.
Explanation: