Session A.35 OCR A 2022/23 Start 24 Jun; Zoom 30 Jun

This session covers:
Nervous impulses, action potentials and impulse propagation
Synapses

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).

Session A.34 OCR A 2022/23 Start 17 Jun; Zoom 23 Jun

This session covers:
Sensory receptors and the structure of neurones

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).

Session A.33 OCR A 2022/23 Start 10 Jun; Zoom 16 Jun

This session covers:
The kidney structure, ultrafiltration and osmoregulation
Kidney failure

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).

Session A.32 OCR A 2022/23 Start 3 Jun; Zoom 9 Jun

This session covers:
Temperature control
Excretion
The liver structure and function

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).

Session A.31 OCR A 2022/23 Start 20 May; Zoom 26 May

This session covers:
Cell signalling
Homeostasis, negative and positive feedback

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).

Session A.30 OCR A 2022/23 Start 13 May; Zoom 19 May

This session covers:
Darwin’s contributions and the fossil evidence
Variation
Natural selection and how this works

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).

Session A.29 OCR A 2022/23 Start 6 May; Zoom 12 May

This session covers:
Evidence used for classification and phylogeny
Adaptations

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).

Session A.28 OCR A 2022/23 Start 29 Apr; Zoom 5 May

This session covers:
Conservation (in situ and ex situ)
Biological classification basics and nomenclature

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).

Session A.27 OCR A 2022/23 Start 22 Apr; Zoom 28 Apr

This session covers:
Assessing genetic diversity using polymorphic gene loci (and refreshing the maths skills of Simpson’s biodiversity index)
Factors affecting biodiversity

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).

Session A.26 OCR A 2022/23 Start 15 Apr; Zoom 21 Apr

This session covers:
Vaccinations and the development of drugs
Biodiversity
and investigating biodiversity (PAG 3 – Sampling)

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).

Session A.25 OCR A 2022/23 Start 25 Mar

This session covers:
The immune system response
Antibodies and the primary and secondary immune response

The final section contains instructions to attend an optional fixed-date live group session.
Arrive 5 mins before your lesson time, on the date of ‘Zoom’ listed above in order to discuss any recurring trouble you may have with particular questions.
If you are late to the lesson without a minimum of 48hours notice, you will likely not be let into the lesson – as you are interrupting an ongoing lesson.
THE ZOOM LINK WILL NOT OPEN UNLESS YOU FINISH ALL THE WORK FOR THE WEEK.
You may not pass this Zoom link to any other students; if you do this, you will be asked to leave the group.
(Note: if the fixed date live session is in the past, then you will not be able to attend this session, but a recording is available).