Charles Darwin
Lamarck
Wsismann
Becker
A. Charles Darwin
Paleozoic
Mesozoic
Cenozic
Proterzoic
Sinanthropus pekinensis
Homoerectus
Homo rhodesiensis
Homo spisaens
laboratory preserved animal
dead animal of the past
organic relic of the past
stuffed animal
after the extinction of dinosaurs
before the origin of dinosaurs
along with dinosaurs
from the dinosaurs
wings of a bird and butterfly
wings of pigeon and bat
limbs of horse and man
paddles of dolphin and fins of a fish
Pisces
Birds
Ruling mammals
Ruling reptiles
Bateson
Mendel
Wallace
Lamarck
environmental factors
mutations
malthu's ideas on population control
all of these
Homo sapiens
Pithecanthropus
Sinanthropus
None of these
offspring of hybrids are inviable or sterile
a hybrid zygote is formed but it fails to develop
hybrid adults fail to produce functional gametes
sperms and ova of different species of animals are unable to fuse
Peripatus
Palaemon
Limulus
Heteronereis
Java man
Neanderthal man
Peking man
Cromagnon man
Lamarck
Morgan
Charles Darwin
Many biologists of 19th century
Oriental region
Ethiopian region
Australian region
Palaearctic region
differentiation of species
maintenance of species
evolutionary divergence
extermination of species
Darwin
Herbert Spencer
Mai thus
Lovell
Centred Africa
China
India
Australia
batesian mimicry
mullerian mimicry
warning colouration
concealing colouration
Darwin
Wallace
Mendel
Lamarck
increase in the size of eyes
increase in the size of brain
straightening of back
change in dentition from browsing to grazing
Wisdom teeth
Fossa ovalis
Muscles of ear pinna
Ileum
Mutation
Environmental factors
Lama's theory
Chromosomal aberrations
a petrified specimen
a mineralised specimen
a mould
embedded in amber
1859
1885
1883
1897
they show adaptive variations to their environment
they share the common karyotype
they can freely interbreed and share a common gene pool
their features are different yet they are similar essentially
morphology
physiology
taxonomy
embryology
Java Ape and Peking man
Peking man and Rhodesian man
Cromagnon man and Rhodesian man
Cromagnon man and Neanderthal man
Mesozoic era
Coenozoic era
Palaeozoic era
None of these
cartilage and bone
proteins
inorganic materials
keratin materials
Charles Darwin
Lamarck
Wsismann
Becker